Gridley High High School
300 East Spruce St
Gridley CA, 95948, Butte County
Phone: 530-846-4791
Ranking: 
(434 out of 1,403, top 31%)*
(434 out of 1,403, top 31%)*Type: Regular High School
Status: Currently Operational
Grade: Grade 9 to Grade 12
School District: Gridley Unified School District
Title I Eligible School: Yes School-Wide Title I: NA
Magnet: NA
Charter: NA
Shared-Time School: NA
Students and Teachers
| 2013-2014 | 2012-2013 | 2011-2012 | 2010-2011 | 2009-2010 | 2008-2009 | 2007-2008 | ||||||||
| Amount | % | Amount | % | Amount | % | Amount | % | Amount | % | Amount | % | Amount | % | |
| Total Teachers: | 32 | 31 | 30 | NA | NA | 31 | 30 | 38 | ||||||
| Total Students: | 663 | 680 | 677 | 679 | 583 | 667 | 676 | |||||||
| Grade 9: | 162 | 24.4% | 183 | 26.9% | 180 | 26.6% | 178 | 26.2% | 61 | 10.5% | 192 | 28.8% | 175 | 25.9% |
| Grade 10: | 181 | 27.3% | 174 | 25.6% | 181 | 26.7% | 183 | 27.0% | 181 | 31.0% | 183 | 27.4% | 179 | 26.5% |
| Grade 11: | 161 | 24.3% | 162 | 23.8% | 166 | 24.5% | 160 | 23.6% | 176 | 30.2% | 167 | 25.0% | 144 | 21.3% |
| Grade 12: | 158 | 23.8% | 161 | 23.7% | 150 | 22.2% | 158 | 23.3% | 163 | 28.0% | 125 | 18.7% | 178 | 26.3% |
| Ungraded: | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| Student By Gender: | ||||||||||||||
| Male: | 341 | 51.4% | 348 | 51.2% | 339 | 50.1% | 351 | 51.7% | 309 | 53.0% | 358 | 53.7% | 348 | 51.5% |
| Female: | 322 | 48.6% | 332 | 48.8% | 338 | 49.9% | 328 | 48.3% | 274 | 47.0% | 309 | 46.3% | 324 | 47.9% |
| Student By Races: | ||||||||||||||
| American Indian/Alaska Native: | 1 | 0.2% | 0 | 0.0% | 3 | 0.4% | 2 | 0.3% | 2 | 0.3% | 2 | 0.3% | 0 | 0.0% |
| Asian: | 23 | 3.5% | 23 | 3.4% | 26 | 3.8% | 14 | 2.1% | 7 | 1.2% | 28 | 4.2% | 37 | 5.5% |
| Hispanic: | 368 | 55.5% | 371 | 54.6% | 341 | 50.4% | 338 | 49.8% | 267 | 45.8% | 317 | 47.5% | 304 | 45.0% |
| Black: | 4 | 0.6% | 5 | 0.7% | 5 | 0.7% | 5 | 0.7% | 1 | 0.2% | 4 | 0.6% | 4 | 0.6% |
| White: | 230 | 34.7% | 245 | 36.0% | 292 | 43.1% | 291 | 42.9% | 274 | 47.0% | 307 | 46.0% | 331 | 49.0% |
| Hawaiian Native/Pacific Islander: | 1 | 0.2% | 0 | 0.0% | 1 | 0.1% | 0 | 0.0% | 0 | 0.0% | 2 | 0.3% | NA | NA |
| Two or More Races: | 36 | 5.4% | 36 | 5.3% | 9 | 1.3% | 29 | 4.3% | 32 | 5.5% | 7 | 1.0% | NA | NA |
| Lunch Program: | ||||||||||||||
| Free Lunch Program Eligible: | 405 | 61.1% | 376 | 55.3% | NA | NA | 299 | 44.0% | 291 | 49.9% | 282 | 42.3% | 203 | 30.0% |
| Reduced-Price Lunch Program Eligible: | 41 | 6.2% | 54 | 7.9% | NA | NA | 40 | 5.9% | 57 | 9.8% | 37 | 5.5% | 22 | 3.3% |
| Student-Teacher Ratio: | 20.72 | 21.94 | 22.72 | NA | NA | 18.93 | 19.30 | 17.80 | ||||||
Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| CAHSEE | ||||||
| 2005 | English Language Arts | 10th Grade | % met std | 80% | 74% | 76% |
| 2006 | English Language Arts | 10th Grade | % met std | 76% | 74% | 77% |
| 2007 | English Language Arts | 10th Grade | % met std | 75% | 72% | 77% |
| 2008 | English Language Arts | 10th Grade | % met std | 83% | 78% | 79% |
| 2009 | English Language Arts | 10th Grade | % met std | 79.0% | 77.0% | 79.0% |
| 2010 | English Language Arts | 10th Grade | % met std | 86.0% | 81.0% | 81.0% |
| 2011 | English Language Arts | 10th Grade | % met std | 83.0% | 81.0% | 82.0% |
| 2012 | English Language Arts | 10th Grade | % met std | 91.0% | 89.0% | 83.0% |
| 2013 | English Language Arts | 10th Grade | % met std | 86.0% | 84.0% | 83.0% |
| 2005 | Math | 10th Grade | % met std | 87% | 83% | 74% |
| 2006 | Math | 10th Grade | % met std | 88% | 87% | 76% |
| 2007 | Math | 10th Grade | % met std | 83% | 76% | 76% |
| 2008 | Math | 10th Grade | % met std | 89% | 83% | 78% |
| 2009 | Math | 10th Grade | % met std | 92.0% | 86.0% | 80.0% |
| 2010 | Math | 10th Grade | % met std | 88.0% | 87.0% | 81.0% |
| 2011 | Math | 10th Grade | % met std | 91.0% | 90.0% | 83.0% |
| 2012 | Math | 10th Grade | % met std | 94.0% | 93.0% | 84.0% |
| 2013 | Math | 10th Grade | % met std | 89.0% | 87.0% | 84.0% |
| 2009 | English Language Arts | 11th Grade | % met std | 24.0% | 27.0% | 38.0% |
| 2009 | Math | 11th Grade | % met std | 52.0% | 44.0% | 36.0% |
| 2009 | English Language Arts | 12th Grade | % met std | 22.0% | 27.0% | 27.0% |
| 2009 | Math | 12th Grade | % met std | 42.0% | 33.0% | 28.0% |
| 2009 | English Language Arts | All grades (HS) | % met std | 62.0% | 58.0% | 61.0% |
| 2009 | Math | All grades (HS) | % met std | 84.0% | 71.0% | 61.0% |
| STAR | ||||||
| 2004 | Algebra I | 10th Grade | Mean Scaled Score | 306.3 | 306.3 | 286.3 |
| 2005 | Algebra I | 10th Grade | Mean Scaled Score | 315.1 | 312.1 | 289.8 |
| 2006 | Algebra I | 10th Grade | Mean Scaled Score | 313.7 | 312.7 | 286.4 |
| 2007 | Algebra I | 10th Grade | Mean Scaled Score | 287.3 | 281.1 | 286.9 |
| 2008 | Algebra I | 10th Grade | Mean Scaled Score | 302 | 302 | 285.3 |
| 2009 | Algebra I | 10th Grade | Mean Scaled Score | 312.9 | 312.9 | 287.9 |
| 2010 | Algebra I | 10th Grade | Mean Scaled Score | 309.9 | 307.9 | 290.1 |
| 2011 | Algebra I | 10th Grade | Mean Scaled Score | 310 | 310 | 292.4 |
| 2012 | Algebra I | 10th Grade | Mean Scaled Score | 314.8 | 314.8 | 292.4 |
| 2013 | Algebra I | 10th Grade | Mean Scaled Score | 304.6 | 304.6 | 294.7 |
| 2004 | Algebra II | 10th Grade | Mean Scaled Score | 365.2 | 365.2 | 329.2 |
| 2005 | Algebra II | 10th Grade | Mean Scaled Score | 352.6 | 352.6 | 330.6 |
| 2006 | Algebra II | 10th Grade | Mean Scaled Score | 348 | 348 | 328.6 |
| 2008 | Algebra II | 10th Grade | Mean Scaled Score | 365.3 | 365.3 | 331.9 |
| 2009 | Algebra II | 10th Grade | Mean Scaled Score | 377.4 | 377.4 | 332.5 |
| 2010 | Algebra II | 10th Grade | Mean Scaled Score | 405.9 | 405.9 | 339.6 |
| 2011 | Algebra II | 10th Grade | Mean Scaled Score | 374.2 | 374.2 | 343.1 |
| 2012 | Algebra II | 10th Grade | Mean Scaled Score | 335.6 | 335.6 | 343.8 |
| 2013 | Algebra II | 10th Grade | Mean Scaled Score | 363.5 | 363.5 | 335.6 |
| 2004 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 340.4 | 340.4 | 324.7 |
| 2005 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 337.8 | 334 | 325.5 |
| 2006 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 337.6 | 337.6 | 326.7 |
| 2007 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 319.2 | 319.2 | 327.7 |
| 2008 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 348.2 | 348.2 | 331.5 |
| 2009 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 347.5 | 347.5 | 333 |
| 2010 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 352.3 | 352.3 | 336.7 |
| 2011 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 347.2 | 347.2 | 340.1 |
| 2012 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 336.4 | 336.4 | 342.7 |
| 2013 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 340.4 | 340.4 | 341.4 |
| 2005 | Chemistry | 10th Grade | Mean Scaled Score | 348 | 348 | 333.5 |
| 2006 | Chemistry | 10th Grade | Mean Scaled Score | 350.8 | 350.8 | 334.1 |
| 2007 | Chemistry | 10th Grade | Mean Scaled Score | 334.7 | 334.7 | 338.3 |
| 2012 | Chemistry | 10th Grade | Mean Scaled Score | 338.9 | 338.9 | 351.5 |
| 2013 | Chemistry | 10th Grade | Mean Scaled Score | 355.1 | 355.1 | 350.6 |
| 2005 | Earth Science | 10th Grade | Mean Scaled Score | 294.6 | 295.6 | 309.2 |
| 2006 | Earth Science | 10th Grade | Mean Scaled Score | 322.1 | 322.1 | 310.1 |
| 2007 | Earth Science | 10th Grade | Mean Scaled Score | 305.6 | 305.6 | 310.9 |
| 2009 | Earth Science | 10th Grade | Mean Scaled Score | 293.7 | 293.7 | 315.7 |
| 2004 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 317.9 | 316 | 328.1 |
| 2005 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 317.4 | 316.3 | 328.4 |
| 2006 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 322.3 | 319.2 | 328.5 |
| 2007 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 323.3 | 317.6 | 331.3 |
| 2008 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 349.9 | 346.4 | 336.2 |
| 2009 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 340.7 | 336.7 | 338.1 |
| 2010 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 342.7 | 336.2 | 341.4 |
| 2011 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 340.3 | 339.3 | 346.4 |
| 2012 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 349.7 | 346.2 | 348.4 |
| 2013 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 347.1 | 344.9 | 352.4 |
| 2004 | Geometry | 10th Grade | Mean Scaled Score | 323.7 | 323.7 | 302.2 |
| 2005 | Geometry | 10th Grade | Mean Scaled Score | 304.4 | 304.4 | 300.1 |
| 2006 | Geometry | 10th Grade | Mean Scaled Score | 320.4 | 319.2 | 297.1 |
| 2007 | Geometry | 10th Grade | Mean Scaled Score | 325.8 | 325.8 | 291.8 |
| 2008 | Geometry | 10th Grade | Mean Scaled Score | 350.3 | 350.3 | 291.4 |
| 2009 | Geometry | 10th Grade | Mean Scaled Score | 354.6 | 354.6 | 293.6 |
| 2010 | Geometry | 10th Grade | Mean Scaled Score | 346.5 | 346.5 | 296.7 |
| 2011 | Geometry | 10th Grade | Mean Scaled Score | 335.8 | 335.8 | 298.5 |
| 2012 | Geometry | 10th Grade | Mean Scaled Score | 323.8 | 323.8 | 299.7 |
| 2013 | Geometry | 10th Grade | Mean Scaled Score | 339.3 | 339.3 | 296.9 |
| 2005 | Integrated Math 1 | 10th Grade | Mean Scaled Score | 255.7 | 255.7 | 263.1 |
| 2006 | Integrated Math 2 | 10th Grade | Mean Scaled Score | 259.4 | 259.4 | 323 |
| 2006 | Science | 10th Grade | Mean Scaled Score | 335.2 | 331 | 326.7 |
| 2007 | Science | 10th Grade | Mean Scaled Score | 318.3 | 312.9 | 328.3 |
| 2008 | Science | 10th Grade | Mean Scaled Score | 353.5 | 349.6 | 337 |
| 2009 | Science | 10th Grade | Mean Scaled Score | 342.3 | 339.2 | 343.3 |
| 2010 | Science | 10th Grade | Mean Scaled Score | 358.3 | 351.9 | 348.1 |
| 2011 | Science | 10th Grade | Mean Scaled Score | 355.8 | 354.9 | 353.1 |
| 2012 | Science | 10th Grade | Mean Scaled Score | 347.5 | 344.1 | 357.3 |
| 2013 | Science | 10th Grade | Mean Scaled Score | 350.5 | 349.1 | 360.4 |
| 2004 | World History | 10th Grade | Mean Scaled Score | 312.7 | 310.5 | 318.1 |
| 2005 | World History | 10th Grade | Mean Scaled Score | 310.8 | 309.1 | 320.6 |
| 2006 | World History | 10th Grade | Mean Scaled Score | 332 | 328.3 | 321.1 |
| 2007 | World History | 10th Grade | Mean Scaled Score | 315.8 | 315.8 | 323.3 |
| 2008 | World History | 10th Grade | Mean Scaled Score | 359.9 | 359.9 | 327.5 |
| 2009 | World History | 10th Grade | Mean Scaled Score | 365.2 | 365.2 | 331.5 |
| 2010 | World History | 10th Grade | Mean Scaled Score | 362.2 | 362.2 | 338.5 |
| 2011 | World History | 10th Grade | Mean Scaled Score | 385.6 | 383.6 | 343.5 |
| 2012 | World History | 10th Grade | Mean Scaled Score | 367 | 363.5 | 347 |
| 2013 | World History | 10th Grade | Mean Scaled Score | 352.2 | 349.4 | 347.9 |
| 2004 | Algebra I | 11th Grade | Mean Scaled Score | 290.1 | 290.1 | 279.3 |
| 2005 | Algebra I | 11th Grade | Mean Scaled Score | 293.9 | 293.9 | 282.8 |
| 2006 | Algebra I | 11th Grade | Mean Scaled Score | 316.8 | 303.2 | 278.8 |
| 2007 | Algebra I | 11th Grade | Mean Scaled Score | 272.4 | 268.3 | 279.5 |
| 2008 | Algebra I | 11th Grade | Mean Scaled Score | 305.5 | 305.5 | 277.7 |
| 2009 | Algebra I | 11th Grade | Mean Scaled Score | 313 | 313 | 280.4 |
| 2010 | Algebra I | 11th Grade | Mean Scaled Score | 305.3 | 305.3 | 282.3 |
| 2011 | Algebra I | 11th Grade | Mean Scaled Score | 319.2 | 319.2 | 285.2 |
| 2012 | Algebra I | 11th Grade | Mean Scaled Score | 303.7 | 303.7 | 284.9 |
| 2013 | Algebra I | 11th Grade | Mean Scaled Score | 307.3 | 307.3 | 287.4 |
| 2004 | Algebra II | 11th Grade | Mean Scaled Score | 323.1 | 323.1 | 288.9 |
| 2005 | Algebra II | 11th Grade | Mean Scaled Score | 310.3 | 310.3 | 288.6 |
| 2006 | Algebra II | 11th Grade | Mean Scaled Score | 318.2 | 318.2 | 286.8 |
| 2007 | Algebra II | 11th Grade | Mean Scaled Score | 314.7 | 314.7 | 288.5 |
| 2008 | Algebra II | 11th Grade | Mean Scaled Score | 315.4 | 315.4 | 288.2 |
| 2009 | Algebra II | 11th Grade | Mean Scaled Score | 330.3 | 330.3 | 290.4 |
| 2010 | Algebra II | 11th Grade | Mean Scaled Score | 335.8 | 335.8 | 294.1 |
| 2011 | Algebra II | 11th Grade | Mean Scaled Score | 329.2 | 329.2 | 296.7 |
| 2012 | Algebra II | 11th Grade | Mean Scaled Score | 320 | 320 | 299.7 |
| 2013 | Algebra II | 11th Grade | Mean Scaled Score | 317.8 | 317.8 | 294.6 |
| 2004 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 336.6 | 336.6 | 328.5 |
| 2005 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 349.1 | 349.1 | 329.7 |
| 2006 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 336.4 | 336.4 | 331.6 |
| 2007 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 325.4 | 325.4 | 335.3 |
| 2008 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 346 | 346 | 337.9 |
| 2009 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 369.5 | 369.5 | 343.3 |
| 2010 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 354.4 | 354.4 | 348.4 |
| 2011 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 316.7 | 316.7 | 353.7 |
| 2012 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 334.4 | 334.5 | 357.2 |
| 2013 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 349.7 | 349.7 | 357.9 |
| 2004 | Chemistry | 11th Grade | Mean Scaled Score | 342.8 | 342.8 | 319.7 |
| 2005 | Chemistry | 11th Grade | Mean Scaled Score | 311.8 | 311.8 | 321.9 |
| 2006 | Chemistry | 11th Grade | Mean Scaled Score | 324.5 | 324.5 | 320.7 |
| 2007 | Chemistry | 11th Grade | Mean Scaled Score | 321.8 | 321.8 | 323 |
| 2008 | Chemistry | 11th Grade | Mean Scaled Score | 292.7 | 292.7 | 320.9 |
| 2009 | Chemistry | 11th Grade | Mean Scaled Score | 342.1 | 342.1 | 323.5 |
| 2010 | Chemistry | 11th Grade | Mean Scaled Score | 326.8 | 326.8 | 326.9 |
| 2011 | Chemistry | 11th Grade | Mean Scaled Score | 325.9 | 325.9 | 330 |
| 2012 | Chemistry | 11th Grade | Mean Scaled Score | 314.7 | 314.7 | 332.5 |
| 2013 | Chemistry | 11th Grade | Mean Scaled Score | 313.4 | 313.4 | 334.4 |
| 2005 | Earth Science | 11th Grade | Mean Scaled Score | 311.6 | 311.6 | 315.5 |
| 2006 | Earth Science | 11th Grade | Mean Scaled Score | 328.7 | 328.7 | 314.9 |
| 2007 | Earth Science | 11th Grade | Mean Scaled Score | 319.1 | 319.1 | 316.3 |
| 2009 | Earth Science | 11th Grade | Mean Scaled Score | 325.5 | 325.5 | 320.1 |
| 2004 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 325.7 | 320.1 | 319.7 |
| 2005 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 318.7 | 311.4 | 323.1 |
| 2006 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 323 | 316.9 | 324.4 |
| 2007 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 334.5 | 320 | 327.6 |
| 2008 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 326.2 | 316.7 | 327.4 |
| 2009 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 345.6 | 335.6 | 332.2 |
| 2010 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 346.8 | 336.8 | 336.8 |
| 2011 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 343.6 | 334.8 | 341.7 |
| 2012 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 346.2 | 340.8 | 344.7 |
| 2013 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 354.4 | 349.5 | 344.8 |
| 2004 | Geometry | 11th Grade | Mean Scaled Score | 303.1 | 303.1 | 282.7 |
| 2005 | Geometry | 11th Grade | Mean Scaled Score | 283.1 | 283.1 | 279.3 |
| 2006 | Geometry | 11th Grade | Mean Scaled Score | 313.4 | 313.4 | 277.6 |
| 2007 | Geometry | 11th Grade | Mean Scaled Score | 314.9 | 314.9 | 274.7 |
| 2008 | Geometry | 11th Grade | Mean Scaled Score | 331.5 | 331.5 | 274.1 |
| 2009 | Geometry | 11th Grade | Mean Scaled Score | 320.8 | 320.8 | 275.3 |
| 2010 | Geometry | 11th Grade | Mean Scaled Score | 332.3 | 332.3 | 279.7 |
| 2011 | Geometry | 11th Grade | Mean Scaled Score | 337.7 | 337.7 | 281 |
| 2012 | Geometry | 11th Grade | Mean Scaled Score | 328.4 | 328.4 | 281.7 |
| 2013 | Geometry | 11th Grade | Mean Scaled Score | 337.3 | 337.3 | 280.3 |
| 2005 | Integrated Math 1 | 11th Grade | Mean Scaled Score | 270.1 | 270.1 | 265.8 |
| 2005 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 383.8 | 383.8 | 340.7 |
| 2006 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 385.9 | 385.9 | 341.2 |
| 2007 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 343.6 | 343.6 | 341.2 |
| 2009 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 385.1 | 385.1 | 348.2 |
| 2010 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 383.8 | 383.8 | 351.6 |
| 2011 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 381.2 | 381.2 | 351.3 |
| 2012 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 375.8 | 375.8 | 354.6 |
| 2013 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 332.3 | 332.3 | 351.5 |
| 2004 | U.S. History | 11th Grade | Mean Scaled Score | 340.1 | 335.3 | 326.1 |
| 2005 | U.S. History | 11th Grade | Mean Scaled Score | 334.5 | 326.3 | 329.1 |
| 2006 | U.S. History | 11th Grade | Mean Scaled Score | 357.4 | 346.5 | 329.2 |
| 2007 | U.S. History | 11th Grade | Mean Scaled Score | 346.6 | 333.9 | 329.6 |
| 2008 | U.S. History | 11th Grade | Mean Scaled Score | 352.4 | 340.5 | 331.4 |
| 2009 | U.S. History | 11th Grade | Mean Scaled Score | 389.9 | 374.8 | 338.5 |
| 2010 | U.S. History | 11th Grade | Mean Scaled Score | 372.5 | 359.2 | 341.4 |
| 2011 | U.S. History | 11th Grade | Mean Scaled Score | 384.3 | 371.9 | 344.7 |
| 2012 | U.S. History | 11th Grade | Mean Scaled Score | 381 | 372.5 | 346.9 |
| 2013 | U.S. History | 11th Grade | Mean Scaled Score | 382.0 | 374.7 | 348.5 |
| 2004 | Algebra I | 9th Grade | Mean Scaled Score | 325.3 | 325.3 | 301.2 |
| 2005 | Algebra I | 9th Grade | Mean Scaled Score | 334.9 | 334.9 | 304.2 |
| 2006 | Algebra I | 9th Grade | Mean Scaled Score | 357.5 | 355.3 | 302.5 |
| 2007 | Algebra I | 9th Grade | Mean Scaled Score | 348.9 | 348.9 | 302 |
| 2008 | Algebra I | 9th Grade | Mean Scaled Score | 369.5 | 369.5 | 302.4 |
| 2009 | Algebra I | 9th Grade | Mean Scaled Score | 344.2 | 344.2 | 305.8 |
| 2010 | Algebra I | 9th Grade | Mean Scaled Score | 336.9 | 336.9 | 307.9 |
| 2011 | Algebra I | 9th Grade | Mean Scaled Score | 351 | 351 | 309.3 |
| 2012 | Algebra I | 9th Grade | Mean Scaled Score | 344.9 | 344.9 | 311.6 |
| 2013 | Algebra I | 9th Grade | Mean Scaled Score | 341.6 | 341.6 | 313.2 |
| 2011 | Algebra II | 9th Grade | Mean Scaled Score | 339.2 | 339.2 | 396.1 |
| 2004 | Biology/Life Sciences | 9th Grade | Mean Scaled Score | 370.7 | 370.7 | 338.2 |
| 2005 | Biology/Life Sciences | 9th Grade | Mean Scaled Score | 372 | 372 | 340.5 |
| 2006 | Biology/Life Sciences | 9th Grade | Mean Scaled Score | 349.5 | 349.5 | 344.7 |
| 2011 | Biology/Life Sciences | 9th Grade | Mean Scaled Score | 379.5 | 379.5 | 363.5 |
| 2012 | Biology/Life Sciences | 9th Grade | Mean Scaled Score | 382.4 | 382.4 | 366.1 |
| 2013 | Biology/Life Sciences | 9th Grade | Mean Scaled Score | 418.8 | 418.8 | 363.9 |
| 2005 | Earth Science | 9th Grade | Mean Scaled Score | 310.2 | 309.5 | 321.9 |
| 2006 | Earth Science | 9th Grade | Mean Scaled Score | 324.7 | 324.7 | 321.1 |
| 2007 | Earth Science | 9th Grade | Mean Scaled Score | 328.1 | 328.1 | 322.8 |
| 2008 | Earth Science | 9th Grade | Mean Scaled Score | 334.9 | 334.9 | 326.1 |
| 2009 | Earth Science | 9th Grade | Mean Scaled Score | 331.8 | 331.8 | 326.3 |
| 2010 | Earth Science | 9th Grade | Mean Scaled Score | 340.6 | 340.6 | 329.9 |
| 2011 | Earth Science | 9th Grade | Mean Scaled Score | 339.5 | 339.5 | 332.6 |
| 2012 | Earth Science | 9th Grade | Mean Scaled Score | 339.1 | 339.1 | 336.4 |
| 2013 | Earth Science | 9th Grade | Mean Scaled Score | 338.3 | 338.3 | 334.2 |
| 2004 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 325 | 324 | 330.6 |
| 2005 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 332.8 | 331.3 | 339.7 |
| 2006 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 329.7 | 329.6 | 339.1 |
| 2007 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 354.1 | 352.2 | 345 |
| 2008 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 349 | 346.8 | 348 |
| 2009 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 346.5 | 345.9 | 349.7 |
| 2010 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 355.9 | 354.3 | 353.7 |
| 2011 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 359.3 | 358.6 | 357.7 |
| 2012 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 357.2 | 357.4 | 361.5 |
| 2013 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 363.5 | 363.5 | 363.9 |
| 2004 | General Mathematics | 9th Grade | Mean Scaled Score | 292.9 | 292 | 294.8 |
| 2005 | General Mathematics | 9th Grade | Mean Scaled Score | 305.4 | 304.5 | 298.3 |
| 2006 | General Mathematics | 9th Grade | Mean Scaled Score | 299 | 299 | 297.1 |
| 2007 | General Mathematics | 9th Grade | Mean Scaled Score | 309.7 | 309.3 | 299 |
| 2008 | General Mathematics | 9th Grade | Mean Scaled Score | 312.7 | 311.7 | 300.6 |
| 2009 | General Mathematics | 9th Grade | Mean Scaled Score | 313.9 | 314.2 | 300 |
| 2010 | General Mathematics | 9th Grade | Mean Scaled Score | 311.4 | 308.9 | 298.9 |
| 2011 | General Mathematics | 9th Grade | Mean Scaled Score | 296.7 | 297.1 | 299.2 |
| 2012 | General Mathematics | 9th Grade | Mean Scaled Score | 310.7 | 314.2 | 300.1 |
| 2013 | General Mathematics | 9th Grade | Mean Scaled Score | 325.3 | 325.3 | 300.5 |
| 2004 | Geometry | 9th Grade | Mean Scaled Score | 372.4 | 372.4 | 344.4 |
| 2005 | Geometry | 9th Grade | Mean Scaled Score | 348.2 | 348.2 | 349.5 |
| 2007 | Geometry | 9th Grade | Mean Scaled Score | 403.1 | 403.1 | 345.5 |
| 2008 | Geometry | 9th Grade | Mean Scaled Score | 405.2 | 405.2 | 345.5 |
| 2009 | Geometry | 9th Grade | Mean Scaled Score | 419.5 | 419.5 | 346.9 |
| 2010 | Geometry | 9th Grade | Mean Scaled Score | 410.8 | 410.8 | 347.9 |
| 2011 | Geometry | 9th Grade | Mean Scaled Score | 379.1 | 379.1 | 349 |
| 2012 | Geometry | 9th Grade | Mean Scaled Score | 380.8 | 380.8 | 349.2 |
| 2013 | Geometry | 9th Grade | Mean Scaled Score | 396.1 | 396.1 | 345.3 |
| 2007 | Integrated/Coordinated Science I | 9th Grade | Mean Scaled Score | 337 | 337 | 302.4 |
| 2008 | Integrated/Coordinated Science I | 9th Grade | Mean Scaled Score | 352.7 | 352.7 | 302 |
| 2004 | Algebra I | End of course | Mean Scaled Score | 310.7 | 316.8 | 304.9 |
| 2005 | Algebra I | End of course | Mean Scaled Score | 324 | 327 | 307.8 |
| 2006 | Algebra I | End of course | Mean Scaled Score | 333.3 | 317.3 | 308.6 |
| 2007 | Algebra I | End of course | Mean Scaled Score | 309.4 | 304.3 | 311.1 |
| 2008 | Algebra I | End of course | Mean Scaled Score | 335.2 | 317.9 | 314.6 |
| 2009 | Algebra I | End of course | Mean Scaled Score | 327.7 | 329.9 | 319.7 |
| 2010 | Algebra I | End of course | Mean Scaled Score | 319.4 | 328 | 323.9 |
| 2011 | Algebra I | End of course | Mean Scaled Score | 327.5 | 335.3 | 326.9 |
| 2012 | Algebra I | End of course | Mean Scaled Score | 324.8 | 342.2 | 330.4 |
| 2013 | Algebra I | End of course | Mean Scaled Score | 320.3 | 329.8 | 334.1 |
| 2004 | Algebra II | End of course | Mean Scaled Score | 340.8 | 340.8 | 312.4 |
| 2005 | Algebra II | End of course | Mean Scaled Score | 324.1 | 324.1 | 313.9 |
| 2006 | Algebra II | End of course | Mean Scaled Score | 329.7 | 329.7 | 312.6 |
| 2007 | Algebra II | End of course | Mean Scaled Score | 318.3 | 318.3 | 313.9 |
| 2008 | Algebra II | End of course | Mean Scaled Score | 333.1 | 333.1 | 316.1 |
| 2009 | Algebra II | End of course | Mean Scaled Score | 342.9 | 342.9 | 317.9 |
| 2010 | Algebra II | End of course | Mean Scaled Score | 349.8 | 349.8 | 324 |
| 2011 | Algebra II | End of course | Mean Scaled Score | 345.4 | 345.4 | 328.3 |
| 2012 | Algebra II | End of course | Mean Scaled Score | 327.8 | 327.8 | 331.2 |
| 2013 | Algebra II | End of course | Mean Scaled Score | 344.6 | 344.6 | 325.2 |
| 2004 | Biology/Life Sciences | End of course | Mean Scaled Score | 343.7 | 343.7 | 329.6 |
| 2005 | Biology/Life Sciences | End of course | Mean Scaled Score | 345.3 | 343.1 | 331.1 |
| 2006 | Biology/Life Sciences | End of course | Mean Scaled Score | 338.7 | 338.7 | 333.4 |
| 2007 | Biology/Life Sciences | End of course | Mean Scaled Score | 321.4 | 321.4 | 335.6 |
| 2008 | Biology/Life Sciences | End of course | Mean Scaled Score | 348.2 | 348.2 | 340.1 |
| 2009 | Biology/Life Sciences | End of course | Mean Scaled Score | 349.8 | 349.8 | 343 |
| 2010 | Biology/Life Sciences | End of course | Mean Scaled Score | 352.6 | 352.6 | 347.2 |
| 2011 | Biology/Life Sciences | End of course | Mean Scaled Score | 348.5 | 348.5 | 351.7 |
| 2012 | Biology/Life Sciences | End of course | Mean Scaled Score | 340.2 | 340.2 | 354.9 |
| 2013 | Biology/Life Sciences | End of course | Mean Scaled Score | 348.8 | 348.8 | 354.0 |
| 2004 | Chemistry | End of course | Mean Scaled Score | 348.2 | 348.2 | 325.7 |
| 2005 | Chemistry | End of course | Mean Scaled Score | 325.6 | 325.6 | 326.8 |
| 2006 | Chemistry | End of course | Mean Scaled Score | 330.5 | 330.5 | 326.6 |
| 2007 | Chemistry | End of course | Mean Scaled Score | 323.9 | 323.9 | 329.8 |
| 2008 | Chemistry | End of course | Mean Scaled Score | 296.8 | 296.8 | 330.5 |
| 2009 | Chemistry | End of course | Mean Scaled Score | 340.9 | 340.9 | 333 |
| 2010 | Chemistry | End of course | Mean Scaled Score | 327.9 | 327.9 | 336.7 |
| 2011 | Chemistry | End of course | Mean Scaled Score | 325.9 | 325.9 | 339.7 |
| 2012 | Chemistry | End of course | Mean Scaled Score | 319 | 319 | 342.2 |
| 2013 | Chemistry | End of course | Mean Scaled Score | 320.4 | 320.4 | 342.9 |
| 2005 | Earth Science | End of course | Mean Scaled Score | 307.2 | 306.8 | 318.7 |
| 2006 | Earth Science | End of course | Mean Scaled Score | 324.3 | 324.3 | 318.2 |
| 2007 | Earth Science | End of course | Mean Scaled Score | 324.5 | 324.5 | 319.8 |
| 2008 | Earth Science | End of course | Mean Scaled Score | 331.7 | 331.7 | 323.2 |
| 2009 | Earth Science | End of course | Mean Scaled Score | 328.8 | 328.8 | 323.6 |
| 2010 | Earth Science | End of course | Mean Scaled Score | 339.7 | 339.7 | 327.7 |
| 2011 | Earth Science | End of course | Mean Scaled Score | 338.4 | 338.4 | 330.9 |
| 2012 | Earth Science | End of course | Mean Scaled Score | 339 | 339 | 335 |
| 2013 | Earth Science | End of course | Mean Scaled Score | 337.3 | 337.3 | 333.2 |
| 2004 | General Mathematics | End of course | Mean Scaled Score | 292.9 | 300.2 | 305.6 |
| 2005 | General Mathematics | End of course | Mean Scaled Score | 305.4 | 300.1 | 310.1 |
| 2006 | General Mathematics | End of course | Mean Scaled Score | 299 | 296.5 | 310.1 |
| 2007 | General Mathematics | End of course | Mean Scaled Score | 309.7 | 303.2 | 311 |
| 2008 | General Mathematics | End of course | Mean Scaled Score | 312.7 | 303.7 | 315.2 |
| 2009 | General Mathematics | End of course | Mean Scaled Score | 313.9 | 308.3 | 315.8 |
| 2010 | General Mathematics | End of course | Mean Scaled Score | 311.4 | 304.2 | 314.7 |
| 2011 | General Mathematics | End of course | Mean Scaled Score | 296.7 | 304.5 | 316.8 |
| 2012 | General Mathematics | End of course | Mean Scaled Score | 310.7 | 321.7 | 318 |
| 2013 | General Mathematics | End of course | Mean Scaled Score | 325.3 | 324.1 | 317.9 |
| 2004 | Geometry | End of course | Mean Scaled Score | 325.7 | 325.7 | 314.2 |
| 2005 | Geometry | End of course | Mean Scaled Score | 307.5 | 307.5 | 314.9 |
| 2006 | Geometry | End of course | Mean Scaled Score | 321.6 | 321 | 312.8 |
| 2007 | Geometry | End of course | Mean Scaled Score | 336.6 | 336.6 | 310.2 |
| 2008 | Geometry | End of course | Mean Scaled Score | 357.2 | 357.2 | 310.7 |
| 2009 | Geometry | End of course | Mean Scaled Score | 352.8 | 352.8 | 313.4 |
| 2010 | Geometry | End of course | Mean Scaled Score | 361.8 | 362.8 | 317.2 |
| 2011 | Geometry | End of course | Mean Scaled Score | 353.2 | 352.9 | 320.3 |
| 2012 | Geometry | End of course | Mean Scaled Score | 342.6 | 342.8 | 322.8 |
| 2013 | Geometry | End of course | Mean Scaled Score | 357.3 | 364.1 | 320.8 |
| 2005 | Integrated Math 1 | End of course | Mean Scaled Score | 260.2 | 260.2 | 276.4 |
| 2006 | Integrated Math 2 | End of course | Mean Scaled Score | 256 | 256 | 324.6 |
| 2007 | Integrated/Coordinated Science I | End of course | Mean Scaled Score | 337 | 337 | 300.4 |
| 2008 | Integrated/Coordinated Science I | End of course | Mean Scaled Score | 352.7 | 352.7 | 299.7 |
| 2005 | Summative High School Mathematics | End of course | Mean Scaled Score | 383.8 | 383.8 | 345.3 |
| 2006 | Summative High School Mathematics | End of course | Mean Scaled Score | 385.9 | 385.9 | 346.9 |
| 2007 | Summative High School Mathematics | End of course | Mean Scaled Score | 343.6 | 343.6 | 346.8 |
| 2008 | Summative High School Mathematics | End of course | Mean Scaled Score | 375.5 | 375.5 | 349.9 |
| 2009 | Summative High School Mathematics | End of course | Mean Scaled Score | 387.5 | 387.5 | 355.3 |
| 2010 | Summative High School Mathematics | End of course | Mean Scaled Score | 390 | 390 | 359.2 |
| 2011 | Summative High School Mathematics | End of course | Mean Scaled Score | 385.1 | 385.1 | 359.3 |
| 2012 | Summative High School Mathematics | End of course | Mean Scaled Score | 374 | 374 | 362.6 |
| 2013 | Summative High School Mathematics | End of course | Mean Scaled Score | 335.6 | 335.6 | 360.2 |
| 2007 | World History | End of course | Mean Scaled Score | 314 | 312.9 | 321.1 |
| 2008 | World History | End of course | Mean Scaled Score | 358 | 358 | 324.8 |
| 2009 | World History | End of course | Mean Scaled Score | 364.6 | 364.6 | 329 |
| 2010 | World History | End of course | Mean Scaled Score | 361.9 | 360.7 | 336.8 |
| 2011 | World History | End of course | Mean Scaled Score | 385.6 | 383.6 | 342 |
| 2012 | World History | End of course | Mean Scaled Score | 367 | 363.1 | 345.7 |
| 2013 | World History | End of course | Mean Scaled Score | 352.2 | 349.4 | 346.7 |
Some data by SchoolDigger.com.
* Gridley High High School was rated 4.5 out of 5 by USA.com. The ranking was calculated based on publically available historical Math and English performance data.