Lassen High High School
1110 Main St
Susanville CA, 96130, Lassen County
Phone: 530-257-2141
Ranking: 
(432 out of 1,403, top 31%)*
(432 out of 1,403, top 31%)*Type: Regular High School
Status: Currently Operational
Grade: Grade 9 to Grade 12
School District: Lassen Union High 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: | 37 | 36 | 36 | NA | NA | 31 | 37 | 41 | ||||||
| Total Students: | 919 | 898 | 875 | 905 | 965 | 993 | 933 | |||||||
| Grade 9: | 251 | 27.3% | 250 | 27.8% | 242 | 27.7% | 255 | 28.2% | 268 | 27.8% | 301 | 30.3% | 257 | 27.5% |
| Grade 10: | 246 | 26.8% | 240 | 26.7% | 232 | 26.5% | 230 | 25.4% | 267 | 27.7% | 258 | 26.0% | 236 | 25.3% |
| Grade 11: | 206 | 22.4% | 222 | 24.7% | 199 | 22.7% | 213 | 23.5% | 218 | 22.6% | 228 | 23.0% | 230 | 24.7% |
| Grade 12: | 215 | 23.4% | 186 | 20.7% | 202 | 23.1% | 207 | 22.9% | 212 | 22.0% | 206 | 20.7% | 210 | 22.5% |
| Ungraded: | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| Student By Gender: | ||||||||||||||
| Male: | 459 | 49.9% | 439 | 48.9% | 449 | 51.3% | 480 | 53.0% | 516 | 53.5% | 513 | 51.7% | 477 | 51.1% |
| Female: | 460 | 50.1% | 459 | 51.1% | 426 | 48.7% | 425 | 47.0% | 449 | 46.5% | 480 | 48.3% | 452 | 48.4% |
| Student By Races: | ||||||||||||||
| American Indian/Alaska Native: | 58 | 6.3% | 47 | 5.2% | 48 | 5.5% | 51 | 5.6% | 61 | 6.3% | 47 | 4.7% | 43 | 4.6% |
| Asian: | 17 | 1.8% | 16 | 1.8% | 15 | 1.7% | 11 | 1.2% | 8 | 0.8% | 5 | 0.5% | 16 | 1.7% |
| Hispanic: | 138 | 15.0% | 138 | 15.4% | 101 | 11.5% | 95 | 10.5% | 104 | 10.8% | 97 | 9.8% | 89 | 9.5% |
| Black: | 13 | 1.4% | 14 | 1.6% | 16 | 1.8% | 17 | 1.9% | 16 | 1.7% | 15 | 1.5% | 16 | 1.7% |
| White: | 675 | 73.4% | 670 | 74.6% | 688 | 78.6% | 727 | 80.3% | 770 | 79.8% | 767 | 77.2% | 769 | 82.4% |
| Hawaiian Native/Pacific Islander: | 13 | 1.4% | 8 | 0.9% | 4 | 0.5% | 4 | 0.4% | 4 | 0.4% | 5 | 0.5% | NA | NA |
| Two or More Races: | 5 | 0.5% | 5 | 0.6% | 3 | 0.3% | 0 | 0.0% | 2 | 0.2% | 57 | 5.7% | NA | NA |
| Lunch Program: | ||||||||||||||
| Free Lunch Program Eligible: | 200 | 21.8% | 178 | 19.8% | NA | NA | 157 | 17.3% | 160 | 16.6% | 164 | 16.5% | 167 | 17.9% |
| Reduced-Price Lunch Program Eligible: | 59 | 6.4% | 34 | 3.8% | NA | NA | 46 | 5.1% | 61 | 6.3% | 38 | 3.8% | 43 | 4.6% |
| Student-Teacher Ratio: | 24.99 | 25.29 | 24.13 | NA | NA | 30.79 | 23.00 | 22.70 | ||||||
Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| CAHSEE | ||||||
| 2005 | English Language Arts | 10th Grade | % met std | 89% | 85% | 76% |
| 2006 | English Language Arts | 10th Grade | % met std | 82% | 79% | 77% |
| 2007 | English Language Arts | 10th Grade | % met std | 82% | 77% | 77% |
| 2008 | English Language Arts | 10th Grade | % met std | 91% | 87% | 79% |
| 2009 | English Language Arts | 10th Grade | % met std | 86.0% | 82.0% | 79.0% |
| 2010 | English Language Arts | 10th Grade | % met std | 84.0% | 78.0% | 81.0% |
| 2011 | English Language Arts | 10th Grade | % met std | 85.0% | 83.0% | 82.0% |
| 2012 | English Language Arts | 10th Grade | % met std | 87.0% | 83.0% | 83.0% |
| 2013 | English Language Arts | 10th Grade | % met std | 88.0% | 85.0% | 83.0% |
| 2005 | Math | 10th Grade | % met std | 87% | 83% | 74% |
| 2006 | Math | 10th Grade | % met std | 89% | 83% | 76% |
| 2007 | Math | 10th Grade | % met std | 83% | 77% | 76% |
| 2008 | Math | 10th Grade | % met std | 87% | 84% | 78% |
| 2009 | Math | 10th Grade | % met std | 87.0% | 84.0% | 80.0% |
| 2010 | Math | 10th Grade | % met std | 88.0% | 81.0% | 81.0% |
| 2011 | Math | 10th Grade | % met std | 87.0% | 83.0% | 83.0% |
| 2012 | Math | 10th Grade | % met std | 89.0% | 86.0% | 84.0% |
| 2013 | Math | 10th Grade | % met std | 89.0% | 85.0% | 84.0% |
| 2009 | English Language Arts | 11th Grade | % met std | 41.0% | 45.0% | 38.0% |
| 2009 | Math | 11th Grade | % met std | 37.0% | 39.0% | 36.0% |
| 2009 | English Language Arts | 12th Grade | % met std | 27.0% | 30.0% | 27.0% |
| 2009 | Math | 12th Grade | % met std | 26.0% | 36.0% | 28.0% |
| 2009 | English Language Arts | All grades (HS) | % met std | 74.0% | 69.0% | 61.0% |
| 2009 | Math | All grades (HS) | % met std | 72.0% | 65.0% | 61.0% |
| STAR | ||||||
| 2004 | Algebra I | 10th Grade | Mean Scaled Score | 284.1 | 282.8 | 286.3 |
| 2005 | Algebra I | 10th Grade | Mean Scaled Score | 301.9 | 295.6 | 289.8 |
| 2006 | Algebra I | 10th Grade | Mean Scaled Score | 298.9 | 296.2 | 286.4 |
| 2007 | Algebra I | 10th Grade | Mean Scaled Score | 301.2 | 291.1 | 286.9 |
| 2008 | Algebra I | 10th Grade | Mean Scaled Score | 298.7 | 282 | 285.3 |
| 2009 | Algebra I | 10th Grade | Mean Scaled Score | 290.1 | 285.8 | 287.9 |
| 2010 | Algebra I | 10th Grade | Mean Scaled Score | 311.7 | 304.8 | 290.1 |
| 2011 | Algebra I | 10th Grade | Mean Scaled Score | 294.9 | 291.5 | 292.4 |
| 2012 | Algebra I | 10th Grade | Mean Scaled Score | 287.5 | 285.1 | 292.4 |
| 2013 | Algebra I | 10th Grade | Mean Scaled Score | 288.8 | 285.8 | 294.7 |
| 2004 | Algebra II | 10th Grade | Mean Scaled Score | 329.1 | 328.4 | 329.2 |
| 2005 | Algebra II | 10th Grade | Mean Scaled Score | 290.9 | 288.9 | 330.6 |
| 2006 | Algebra II | 10th Grade | Mean Scaled Score | 294.7 | 294.7 | 328.6 |
| 2007 | Algebra II | 10th Grade | Mean Scaled Score | 299.6 | 294.4 | 328.8 |
| 2008 | Algebra II | 10th Grade | Mean Scaled Score | 288.5 | 288.5 | 331.9 |
| 2009 | Algebra II | 10th Grade | Mean Scaled Score | 347.7 | 348.3 | 332.5 |
| 2010 | Algebra II | 10th Grade | Mean Scaled Score | 355.8 | 350.4 | 339.6 |
| 2011 | Algebra II | 10th Grade | Mean Scaled Score | 355.2 | 352.9 | 343.1 |
| 2012 | Algebra II | 10th Grade | Mean Scaled Score | 338.4 | 336.6 | 343.8 |
| 2013 | Algebra II | 10th Grade | Mean Scaled Score | 338.0 | 334.2 | 335.6 |
| 2004 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 355.6 | 354.7 | 324.7 |
| 2005 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 349.7 | 346.5 | 325.5 |
| 2006 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 353.8 | 350.5 | 326.7 |
| 2007 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 349.2 | 339.5 | 327.7 |
| 2008 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 350.7 | 347.1 | 331.5 |
| 2009 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 368.4 | 363.1 | 333 |
| 2010 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 347.2 | 341 | 336.7 |
| 2011 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 352.2 | 352.2 | 340.1 |
| 2012 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 345.3 | 343.9 | 342.7 |
| 2013 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 352.5 | 350.4 | 341.4 |
| 2008 | Chemistry | 10th Grade | Mean Scaled Score | 352.4 | 352.4 | 342 |
| 2010 | Chemistry | 10th Grade | Mean Scaled Score | 389.8 | 383.6 | 347.1 |
| 2011 | Chemistry | 10th Grade | Mean Scaled Score | 362 | 360.3 | 349.6 |
| 2012 | Chemistry | 10th Grade | Mean Scaled Score | 387 | 387 | 351.5 |
| 2013 | Chemistry | 10th Grade | Mean Scaled Score | 372.0 | 367.1 | 350.6 |
| 2004 | Earth Science | 10th Grade | Mean Scaled Score | 307.5 | 310.3 | 304.8 |
| 2005 | Earth Science | 10th Grade | Mean Scaled Score | 316.4 | 317.4 | 309.2 |
| 2006 | Earth Science | 10th Grade | Mean Scaled Score | 326.7 | 324.9 | 310.1 |
| 2007 | Earth Science | 10th Grade | Mean Scaled Score | 327.2 | 325.1 | 310.9 |
| 2008 | Earth Science | 10th Grade | Mean Scaled Score | 319.9 | 319.4 | 313.6 |
| 2009 | Earth Science | 10th Grade | Mean Scaled Score | 323.9 | 319.3 | 315.7 |
| 2004 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 342.9 | 337.9 | 328.1 |
| 2005 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 342 | 338.9 | 328.4 |
| 2006 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 333.5 | 328.3 | 328.5 |
| 2007 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 340.5 | 333.1 | 331.3 |
| 2008 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 344.1 | 337.9 | 336.2 |
| 2009 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 344 | 339.5 | 338.1 |
| 2010 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 343 | 337.4 | 341.4 |
| 2011 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 340.8 | 337.2 | 346.4 |
| 2012 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 334 | 330.8 | 348.4 |
| 2013 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 348.6 | 346.4 | 352.4 |
| 2004 | Geometry | 10th Grade | Mean Scaled Score | 320.6 | 319.2 | 302.2 |
| 2005 | Geometry | 10th Grade | Mean Scaled Score | 359.4 | 357.2 | 300.1 |
| 2006 | Geometry | 10th Grade | Mean Scaled Score | 333.5 | 333.1 | 297.1 |
| 2007 | Geometry | 10th Grade | Mean Scaled Score | 314.8 | 313.7 | 291.8 |
| 2008 | Geometry | 10th Grade | Mean Scaled Score | 309.5 | 309.9 | 291.4 |
| 2009 | Geometry | 10th Grade | Mean Scaled Score | 322.7 | 322.8 | 293.6 |
| 2010 | Geometry | 10th Grade | Mean Scaled Score | 322.2 | 320.1 | 296.7 |
| 2011 | Geometry | 10th Grade | Mean Scaled Score | 304.9 | 303.9 | 298.5 |
| 2012 | Geometry | 10th Grade | Mean Scaled Score | 300.3 | 300.4 | 299.7 |
| 2013 | Geometry | 10th Grade | Mean Scaled Score | 302.3 | 300.9 | 296.9 |
| 2005 | Integrated/Coordinated Science II | 10th Grade | Mean Scaled Score | 295.9 | 295.9 | 299.7 |
| 2006 | Science | 10th Grade | Mean Scaled Score | 320.4 | 316.3 | 326.7 |
| 2007 | Science | 10th Grade | Mean Scaled Score | 336.4 | 328.9 | 328.3 |
| 2008 | Science | 10th Grade | Mean Scaled Score | 354.9 | 346.1 | 337 |
| 2009 | Science | 10th Grade | Mean Scaled Score | 358.2 | 352.6 | 343.3 |
| 2010 | Science | 10th Grade | Mean Scaled Score | 356.4 | 348.7 | 348.1 |
| 2011 | Science | 10th Grade | Mean Scaled Score | 367.2 | 363.1 | 353.1 |
| 2012 | Science | 10th Grade | Mean Scaled Score | 360.8 | 355.2 | 357.3 |
| 2013 | Science | 10th Grade | Mean Scaled Score | 370.0 | 365.4 | 360.4 |
| 2004 | World History | 10th Grade | Mean Scaled Score | 336.2 | 330.6 | 318.1 |
| 2005 | World History | 10th Grade | Mean Scaled Score | 336.8 | 332.9 | 320.6 |
| 2006 | World History | 10th Grade | Mean Scaled Score | 333.8 | 327.1 | 321.1 |
| 2007 | World History | 10th Grade | Mean Scaled Score | 312.3 | 310.1 | 323.3 |
| 2008 | World History | 10th Grade | Mean Scaled Score | 336.3 | 333.2 | 327.5 |
| 2009 | World History | 10th Grade | Mean Scaled Score | 335.1 | 329.2 | 331.5 |
| 2010 | World History | 10th Grade | Mean Scaled Score | 332.9 | 326 | 338.5 |
| 2011 | World History | 10th Grade | Mean Scaled Score | 342.1 | 338.8 | 343.5 |
| 2012 | World History | 10th Grade | Mean Scaled Score | 333.9 | 328.7 | 347 |
| 2013 | World History | 10th Grade | Mean Scaled Score | 351.3 | 347.8 | 347.9 |
| 2004 | Algebra I | 11th Grade | Mean Scaled Score | 277.1 | 276.4 | 279.3 |
| 2005 | Algebra I | 11th Grade | Mean Scaled Score | 279.2 | 277.6 | 282.8 |
| 2006 | Algebra I | 11th Grade | Mean Scaled Score | 262.9 | 269.9 | 278.8 |
| 2007 | Algebra I | 11th Grade | Mean Scaled Score | 289.8 | 282.9 | 279.5 |
| 2008 | Algebra I | 11th Grade | Mean Scaled Score | 289.2 | 284.3 | 277.7 |
| 2009 | Algebra I | 11th Grade | Mean Scaled Score | 290.5 | 290.8 | 280.4 |
| 2010 | Algebra I | 11th Grade | Mean Scaled Score | 284.8 | 273.9 | 282.3 |
| 2011 | Algebra I | 11th Grade | Mean Scaled Score | 279.4 | 267.6 | 285.2 |
| 2012 | Algebra I | 11th Grade | Mean Scaled Score | 283.2 | 279.3 | 284.9 |
| 2013 | Algebra I | 11th Grade | Mean Scaled Score | 295.5 | 288.9 | 287.4 |
| 2004 | Algebra II | 11th Grade | Mean Scaled Score | 294.3 | 293.6 | 288.9 |
| 2005 | Algebra II | 11th Grade | Mean Scaled Score | 286.6 | 285 | 288.6 |
| 2006 | Algebra II | 11th Grade | Mean Scaled Score | 294.5 | 293.1 | 286.8 |
| 2007 | Algebra II | 11th Grade | Mean Scaled Score | 276.8 | 276.8 | 288.5 |
| 2008 | Algebra II | 11th Grade | Mean Scaled Score | 270 | 272.1 | 288.2 |
| 2009 | Algebra II | 11th Grade | Mean Scaled Score | 294.6 | 294.6 | 290.4 |
| 2010 | Algebra II | 11th Grade | Mean Scaled Score | 322.2 | 320 | 294.1 |
| 2011 | Algebra II | 11th Grade | Mean Scaled Score | 323.2 | 323.2 | 296.7 |
| 2012 | Algebra II | 11th Grade | Mean Scaled Score | 286.3 | 285.6 | 299.7 |
| 2013 | Algebra II | 11th Grade | Mean Scaled Score | 296.3 | 296.0 | 294.6 |
| 2004 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 344.3 | 335.1 | 328.5 |
| 2005 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 344.4 | 334.8 | 329.7 |
| 2006 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 347.8 | 327.8 | 331.6 |
| 2007 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 353 | 330.8 | 335.3 |
| 2008 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 335.1 | 331.6 | 337.9 |
| 2009 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 358.1 | 349.7 | 343.3 |
| 2010 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 329.8 | 328.5 | 348.4 |
| 2011 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 379.1 | 372.9 | 353.7 |
| 2012 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 328 | 325.2 | 357.2 |
| 2013 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 354.9 | 352.5 | 357.9 |
| 2004 | Chemistry | 11th Grade | Mean Scaled Score | 332.1 | 332.1 | 319.7 |
| 2005 | Chemistry | 11th Grade | Mean Scaled Score | 334.3 | 332.7 | 321.9 |
| 2006 | Chemistry | 11th Grade | Mean Scaled Score | 329.3 | 329.3 | 320.7 |
| 2007 | Chemistry | 11th Grade | Mean Scaled Score | 335.7 | 335.7 | 323 |
| 2008 | Chemistry | 11th Grade | Mean Scaled Score | 321.7 | 321.7 | 320.9 |
| 2009 | Chemistry | 11th Grade | Mean Scaled Score | 326.6 | 326.6 | 323.5 |
| 2010 | Chemistry | 11th Grade | Mean Scaled Score | 343.2 | 342.8 | 326.9 |
| 2011 | Chemistry | 11th Grade | Mean Scaled Score | 348.6 | 348 | 330 |
| 2012 | Chemistry | 11th Grade | Mean Scaled Score | 343.1 | 343.1 | 332.5 |
| 2013 | Chemistry | 11th Grade | Mean Scaled Score | 346.8 | 345.3 | 334.4 |
| 2004 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 330.5 | 325.8 | 319.7 |
| 2005 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 343 | 333.9 | 323.1 |
| 2006 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 335.1 | 327.4 | 324.4 |
| 2007 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 334.1 | 324.5 | 327.6 |
| 2008 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 328.8 | 320.5 | 327.4 |
| 2009 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 340.5 | 335.8 | 332.2 |
| 2010 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 335.5 | 329.4 | 336.8 |
| 2011 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 352.2 | 340.9 | 341.7 |
| 2012 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 319.4 | 316.4 | 344.7 |
| 2013 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 348.2 | 342.8 | 344.8 |
| 2004 | Geometry | 11th Grade | Mean Scaled Score | 280.1 | 280.1 | 282.7 |
| 2005 | Geometry | 11th Grade | Mean Scaled Score | 275.2 | 275.5 | 279.3 |
| 2006 | Geometry | 11th Grade | Mean Scaled Score | 320.6 | 319.3 | 277.6 |
| 2007 | Geometry | 11th Grade | Mean Scaled Score | 312.9 | 312.4 | 274.7 |
| 2008 | Geometry | 11th Grade | Mean Scaled Score | 291.1 | 289.7 | 274.1 |
| 2009 | Geometry | 11th Grade | Mean Scaled Score | 300.1 | 299.1 | 275.3 |
| 2010 | Geometry | 11th Grade | Mean Scaled Score | 298.8 | 296.6 | 279.7 |
| 2011 | Geometry | 11th Grade | Mean Scaled Score | 323 | 320.5 | 281 |
| 2012 | Geometry | 11th Grade | Mean Scaled Score | 283.2 | 283.2 | 281.7 |
| 2013 | Geometry | 11th Grade | Mean Scaled Score | 283.1 | 283.4 | 280.3 |
| 2008 | Integrated/Coordinated Science IV | 11th Grade | Mean Scaled Score | 305.4 | 305.4 | 307.9 |
| 2004 | Physics | 11th Grade | Mean Scaled Score | 323.2 | 323.2 | 338.2 |
| 2007 | Physics | 11th Grade | Mean Scaled Score | 336.3 | 336.3 | 342.6 |
| 2004 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 341.3 | 341.3 | 336 |
| 2005 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 348.4 | 348.4 | 340.7 |
| 2006 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 361.6 | 361.6 | 341.2 |
| 2007 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 354.3 | 354.3 | 341.2 |
| 2008 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 323 | 323 | 343.4 |
| 2009 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 344.7 | 343.4 | 348.2 |
| 2010 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 349.9 | 349.9 | 351.6 |
| 2011 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 381.9 | 381.9 | 351.3 |
| 2012 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 368.7 | 368.7 | 354.6 |
| 2013 | Summative High School Mathematics | 11th Grade | Mean Scaled Score | 367.0 | 367.0 | 351.5 |
| 2004 | U.S. History | 11th Grade | Mean Scaled Score | 336.7 | 332.7 | 326.1 |
| 2005 | U.S. History | 11th Grade | Mean Scaled Score | 342.4 | 333.2 | 329.1 |
| 2006 | U.S. History | 11th Grade | Mean Scaled Score | 344 | 337.1 | 329.2 |
| 2007 | U.S. History | 11th Grade | Mean Scaled Score | 333.3 | 325.2 | 329.6 |
| 2008 | U.S. History | 11th Grade | Mean Scaled Score | 331.7 | 323.8 | 331.4 |
| 2009 | U.S. History | 11th Grade | Mean Scaled Score | 351.9 | 344.6 | 338.5 |
| 2010 | U.S. History | 11th Grade | Mean Scaled Score | 355.8 | 345.7 | 341.4 |
| 2011 | U.S. History | 11th Grade | Mean Scaled Score | 350.3 | 339 | 344.7 |
| 2012 | U.S. History | 11th Grade | Mean Scaled Score | 336.6 | 331.7 | 346.9 |
| 2013 | U.S. History | 11th Grade | Mean Scaled Score | 353.6 | 347.0 | 348.5 |
| 2004 | Algebra I | 9th Grade | Mean Scaled Score | 315.8 | 315.8 | 301.2 |
| 2005 | Algebra I | 9th Grade | Mean Scaled Score | 327.9 | 322.1 | 304.2 |
| 2006 | Algebra I | 9th Grade | Mean Scaled Score | 318.7 | 318.1 | 302.5 |
| 2007 | Algebra I | 9th Grade | Mean Scaled Score | 325.6 | 322.5 | 302 |
| 2008 | Algebra I | 9th Grade | Mean Scaled Score | 347.2 | 344.9 | 302.4 |
| 2009 | Algebra I | 9th Grade | Mean Scaled Score | 331.4 | 328.7 | 305.8 |
| 2010 | Algebra I | 9th Grade | Mean Scaled Score | 327 | 326.2 | 307.9 |
| 2011 | Algebra I | 9th Grade | Mean Scaled Score | 305.6 | 305.4 | 309.3 |
| 2012 | Algebra I | 9th Grade | Mean Scaled Score | 312.1 | 310.6 | 311.6 |
| 2013 | Algebra I | 9th Grade | Mean Scaled Score | 315.5 | 315.0 | 313.2 |
| 2004 | Algebra II | 9th Grade | Mean Scaled Score | 326.8 | 326.8 | 367.5 |
| 2005 | Algebra II | 9th Grade | Mean Scaled Score | 323.5 | 323.5 | 373.9 |
| 2006 | Algebra II | 9th Grade | Mean Scaled Score | 304 | 304 | 372.8 |
| 2007 | Algebra II | 9th Grade | Mean Scaled Score | 322.5 | 322.5 | 378.4 |
| 2004 | Earth Science | 9th Grade | Mean Scaled Score | 352.6 | 352.3 | 318.7 |
| 2005 | Earth Science | 9th Grade | Mean Scaled Score | 345.4 | 344.8 | 321.9 |
| 2006 | Earth Science | 9th Grade | Mean Scaled Score | 336 | 334.6 | 321.1 |
| 2007 | Earth Science | 9th Grade | Mean Scaled Score | 350.1 | 346.6 | 322.8 |
| 2008 | Earth Science | 9th Grade | Mean Scaled Score | 352.3 | 348.8 | 326.1 |
| 2009 | Earth Science | 9th Grade | Mean Scaled Score | 351.6 | 345.2 | 326.3 |
| 2010 | Earth Science | 9th Grade | Mean Scaled Score | 345.6 | 344 | 329.9 |
| 2011 | Earth Science | 9th Grade | Mean Scaled Score | 355.6 | 355.7 | 332.6 |
| 2012 | Earth Science | 9th Grade | Mean Scaled Score | 344.4 | 344 | 336.4 |
| 2013 | Earth Science | 9th Grade | Mean Scaled Score | 354.3 | 354.4 | 334.2 |
| 2004 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 342.9 | 342.5 | 330.6 |
| 2005 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 338.8 | 337.5 | 339.7 |
| 2006 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 340.7 | 339 | 339.1 |
| 2007 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 356.1 | 353.8 | 345 |
| 2008 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 351 | 349.2 | 348 |
| 2009 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 360.9 | 357 | 349.7 |
| 2010 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 351.6 | 349.4 | 353.7 |
| 2011 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 364.3 | 363.4 | 357.7 |
| 2012 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 351.6 | 350 | 361.5 |
| 2013 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 362.0 | 362.1 | 363.9 |
| 2004 | General Mathematics | 9th Grade | Mean Scaled Score | 297.5 | 297.1 | 294.8 |
| 2005 | General Mathematics | 9th Grade | Mean Scaled Score | 323.8 | 322.1 | 298.3 |
| 2006 | General Mathematics | 9th Grade | Mean Scaled Score | 312 | 311.2 | 297.1 |
| 2007 | General Mathematics | 9th Grade | Mean Scaled Score | 312.3 | 309.5 | 299 |
| 2008 | General Mathematics | 9th Grade | Mean Scaled Score | 329.9 | 327.6 | 300.6 |
| 2009 | General Mathematics | 9th Grade | Mean Scaled Score | 316.8 | 313.3 | 300 |
| 2010 | General Mathematics | 9th Grade | Mean Scaled Score | 311.9 | 309.9 | 298.9 |
| 2013 | General Mathematics | 9th Grade | Mean Scaled Score | 285.4 | 285.4 | 300.5 |
| 2008 | Geometry | 9th Grade | Mean Scaled Score | 335.6 | 335.1 | 345.5 |
| 2009 | Geometry | 9th Grade | Mean Scaled Score | 370.7 | 365.6 | 346.9 |
| 2010 | Geometry | 9th Grade | Mean Scaled Score | 353.5 | 352.7 | 347.9 |
| 2011 | Geometry | 9th Grade | Mean Scaled Score | 360.4 | 359.9 | 349 |
| 2012 | Geometry | 9th Grade | Mean Scaled Score | 353.4 | 353.4 | 349.2 |
| 2013 | Geometry | 9th Grade | Mean Scaled Score | 343.0 | 343.0 | 345.3 |
| 2009 | Integrated/Coordinated Science I | 9th Grade | Mean Scaled Score | 255.1 | 255.1 | 306 |
| 2004 | Algebra I | End of course | Mean Scaled Score | 304.9 | 302.7 | 304.9 |
| 2005 | Algebra I | End of course | Mean Scaled Score | 315.7 | 305.3 | 307.8 |
| 2006 | Algebra I | End of course | Mean Scaled Score | 304.7 | 301.2 | 308.6 |
| 2007 | Algebra I | End of course | Mean Scaled Score | 312.4 | 303.2 | 311.1 |
| 2008 | Algebra I | End of course | Mean Scaled Score | 327.3 | 306.8 | 314.6 |
| 2009 | Algebra I | End of course | Mean Scaled Score | 308.6 | 302.8 | 319.7 |
| 2010 | Algebra I | End of course | Mean Scaled Score | 316.7 | 309.5 | 323.9 |
| 2011 | Algebra I | End of course | Mean Scaled Score | 301.4 | 297.7 | 326.9 |
| 2012 | Algebra I | End of course | Mean Scaled Score | 303.6 | 299.6 | 330.4 |
| 2013 | Algebra I | End of course | Mean Scaled Score | 305.4 | 302.1 | 334.1 |
| 2004 | Algebra II | End of course | Mean Scaled Score | 312.6 | 312.1 | 312.4 |
| 2005 | Algebra II | End of course | Mean Scaled Score | 296.7 | 295.1 | 313.9 |
| 2006 | Algebra II | End of course | Mean Scaled Score | 298.2 | 297.8 | 312.6 |
| 2007 | Algebra II | End of course | Mean Scaled Score | 305.4 | 303.4 | 313.9 |
| 2008 | Algebra II | End of course | Mean Scaled Score | 278.5 | 279.2 | 316.1 |
| 2009 | Algebra II | End of course | Mean Scaled Score | 318.2 | 318.8 | 317.9 |
| 2010 | Algebra II | End of course | Mean Scaled Score | 339 | 335.4 | 324 |
| 2011 | Algebra II | End of course | Mean Scaled Score | 346 | 345 | 328.3 |
| 2012 | Algebra II | End of course | Mean Scaled Score | 316.3 | 314.9 | 331.2 |
| 2013 | Algebra II | End of course | Mean Scaled Score | 316.4 | 314.9 | 325.2 |
| 2004 | Biology/Life Sciences | End of course | Mean Scaled Score | 351.9 | 348.4 | 329.6 |
| 2005 | Biology/Life Sciences | End of course | Mean Scaled Score | 348.5 | 343.3 | 331.1 |
| 2006 | Biology/Life Sciences | End of course | Mean Scaled Score | 353.1 | 345.8 | 333.4 |
| 2007 | Biology/Life Sciences | End of course | Mean Scaled Score | 350.2 | 337.4 | 335.6 |
| 2008 | Biology/Life Sciences | End of course | Mean Scaled Score | 343.4 | 340 | 340.1 |
| 2009 | Biology/Life Sciences | End of course | Mean Scaled Score | 362.1 | 355.8 | 343 |
| 2010 | Biology/Life Sciences | End of course | Mean Scaled Score | 342.5 | 337.7 | 347.2 |
| 2011 | Biology/Life Sciences | End of course | Mean Scaled Score | 358.4 | 357.1 | 351.7 |
| 2012 | Biology/Life Sciences | End of course | Mean Scaled Score | 341.9 | 339.3 | 354.9 |
| 2013 | Biology/Life Sciences | End of course | Mean Scaled Score | 353.1 | 350.9 | 354.0 |
| 2004 | Chemistry | End of course | Mean Scaled Score | 332.7 | 332.7 | 325.7 |
| 2005 | Chemistry | End of course | Mean Scaled Score | 335.9 | 332.1 | 326.8 |
| 2006 | Chemistry | End of course | Mean Scaled Score | 331.2 | 331.2 | 326.6 |
| 2007 | Chemistry | End of course | Mean Scaled Score | 334.3 | 334.3 | 329.8 |
| 2008 | Chemistry | End of course | Mean Scaled Score | 328.6 | 328.6 | 330.5 |
| 2009 | Chemistry | End of course | Mean Scaled Score | 330.4 | 330.4 | 333 |
| 2010 | Chemistry | End of course | Mean Scaled Score | 351.3 | 350.1 | 336.7 |
| 2011 | Chemistry | End of course | Mean Scaled Score | 350.7 | 350.1 | 339.7 |
| 2012 | Chemistry | End of course | Mean Scaled Score | 353.3 | 353.3 | 342.2 |
| 2013 | Chemistry | End of course | Mean Scaled Score | 350.6 | 348.7 | 342.9 |
| 2004 | Earth Science | End of course | Mean Scaled Score | 348.3 | 347.1 | 315.3 |
| 2005 | Earth Science | End of course | Mean Scaled Score | 342.6 | 340.8 | 318.7 |
| 2006 | Earth Science | End of course | Mean Scaled Score | 334.7 | 332.8 | 318.2 |
| 2007 | Earth Science | End of course | Mean Scaled Score | 346.9 | 341.6 | 319.8 |
| 2008 | Earth Science | End of course | Mean Scaled Score | 349 | 345.1 | 323.2 |
| 2009 | Earth Science | End of course | Mean Scaled Score | 347.1 | 338.9 | 323.6 |
| 2010 | Earth Science | End of course | Mean Scaled Score | 344.1 | 342.6 | 327.7 |
| 2011 | Earth Science | End of course | Mean Scaled Score | 355.4 | 352.1 | 330.9 |
| 2012 | Earth Science | End of course | Mean Scaled Score | 343.6 | 343 | 335 |
| 2013 | Earth Science | End of course | Mean Scaled Score | 352.9 | 351.5 | 333.2 |
| 2004 | General Mathematics | End of course | Mean Scaled Score | 297.5 | 297.1 | 305.6 |
| 2005 | General Mathematics | End of course | Mean Scaled Score | 323.8 | 322.1 | 310.1 |
| 2006 | General Mathematics | End of course | Mean Scaled Score | 312 | 311.2 | 310.1 |
| 2007 | General Mathematics | End of course | Mean Scaled Score | 312.3 | 309.5 | 311 |
| 2008 | General Mathematics | End of course | Mean Scaled Score | 329.9 | 327.6 | 315.2 |
| 2009 | General Mathematics | End of course | Mean Scaled Score | 316.8 | 313.3 | 315.8 |
| 2010 | General Mathematics | End of course | Mean Scaled Score | 311.9 | 309.9 | 314.7 |
| 2013 | General Mathematics | End of course | Mean Scaled Score | 285.4 | 285.4 | 317.9 |
| 2004 | Geometry | End of course | Mean Scaled Score | 311.4 | 310.5 | 314.2 |
| 2005 | Geometry | End of course | Mean Scaled Score | 346.7 | 343 | 314.9 |
| 2006 | Geometry | End of course | Mean Scaled Score | 327 | 326.1 | 312.8 |
| 2007 | Geometry | End of course | Mean Scaled Score | 314.1 | 313.3 | 310.2 |
| 2008 | Geometry | End of course | Mean Scaled Score | 308.7 | 308.2 | 310.7 |
| 2009 | Geometry | End of course | Mean Scaled Score | 332.5 | 331 | 313.4 |
| 2010 | Geometry | End of course | Mean Scaled Score | 326.8 | 324.8 | 317.2 |
| 2011 | Geometry | End of course | Mean Scaled Score | 327.6 | 326.4 | 320.3 |
| 2012 | Geometry | End of course | Mean Scaled Score | 314.1 | 314.1 | 322.8 |
| 2013 | Geometry | End of course | Mean Scaled Score | 309.4 | 308.2 | 320.8 |
| 2008 | Integrated/Coordinated Science I | End of course | Mean Scaled Score | 269.3 | 269.3 | 299.7 |
| 2009 | Integrated/Coordinated Science I | End of course | Mean Scaled Score | 255.8 | 255.8 | 303.9 |
| 2004 | Integrated/Coordinated Science II | End of course | Mean Scaled Score | 282 | 281.9 | 299.1 |
| 2005 | Integrated/Coordinated Science II | End of course | Mean Scaled Score | 296.2 | 296.2 | 297.9 |
| 2008 | Integrated/Coordinated Science II | End of course | Mean Scaled Score | 312.1 | 312.1 | 303 |
| 2008 | Integrated/Coordinated Science IV | End of course | Mean Scaled Score | 308.2 | 308.2 | 290.8 |
| 2004 | Physics | End of course | Mean Scaled Score | 323.2 | 318 | 323.2 |
| 2007 | Physics | End of course | Mean Scaled Score | 336.3 | 336.3 | 335 |
| 2008 | Physics | End of course | Mean Scaled Score | 338.5 | 338.5 | 341.1 |
| 2004 | Summative High School Mathematics | End of course | Mean Scaled Score | 341.3 | 341.3 | 340.8 |
| 2005 | Summative High School Mathematics | End of course | Mean Scaled Score | 350.4 | 350.4 | 345.3 |
| 2006 | Summative High School Mathematics | End of course | Mean Scaled Score | 360.5 | 360.5 | 346.9 |
| 2007 | Summative High School Mathematics | End of course | Mean Scaled Score | 354.5 | 354.5 | 346.8 |
| 2008 | Summative High School Mathematics | End of course | Mean Scaled Score | 325.8 | 325.8 | 349.9 |
| 2009 | Summative High School Mathematics | End of course | Mean Scaled Score | 340.5 | 339.4 | 355.3 |
| 2010 | Summative High School Mathematics | End of course | Mean Scaled Score | 352.9 | 352.9 | 359.2 |
| 2011 | Summative High School Mathematics | End of course | Mean Scaled Score | 381.9 | 377.6 | 359.3 |
| 2012 | Summative High School Mathematics | End of course | Mean Scaled Score | 379 | 379 | 362.6 |
| 2013 | Summative High School Mathematics | End of course | Mean Scaled Score | 366.5 | 366.5 | 360.2 |
| 2007 | World History | End of course | Mean Scaled Score | 310.5 | 306.6 | 321.1 |
| 2008 | World History | End of course | Mean Scaled Score | 336.7 | 328.6 | 324.8 |
| 2009 | World History | End of course | Mean Scaled Score | 333.4 | 326.2 | 329 |
| 2010 | World History | End of course | Mean Scaled Score | 332.9 | 325.5 | 336.8 |
| 2011 | World History | End of course | Mean Scaled Score | 342.5 | 338.3 | 342 |
| 2012 | World History | End of course | Mean Scaled Score | 332.9 | 326.7 | 345.7 |
| 2013 | World History | End of course | Mean Scaled Score | 347.0 | 342.6 | 346.7 |
Some data by SchoolDigger.com.
* Lassen 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.