Independence High
929 Second St
Brentwood CA, 94513, Contra Costa County
Phone: 925-634-2589
Type: Other/Alternative School, High School
Status: Currently Operational
Grade: Grade 9 to Grade 12
School District: Liberty Union High School District
Title I Eligible School: 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: | 11 | 6 | 8 | NA | NA | 11 | 11 | 13 | ||||||
Total Students: | 385 | 444 | 486 | 449 | 422 | 402 | 358 | |||||||
Grade 9: | 3 | 0.8% | 9 | 2.0% | 8 | 1.6% | 7 | 1.6% | 14 | 3.3% | 10 | 2.5% | 14 | 3.9% |
Grade 10: | 34 | 8.8% | 44 | 9.9% | 47 | 9.7% | 46 | 10.2% | 50 | 11.8% | 66 | 16.4% | 50 | 14.0% |
Grade 11: | 94 | 24.4% | 117 | 26.4% | 122 | 25.1% | 117 | 26.1% | 122 | 28.9% | 124 | 30.8% | 106 | 29.6% |
Grade 12: | 254 | 66.0% | 274 | 61.7% | 309 | 63.6% | 279 | 62.1% | 236 | 55.9% | 202 | 50.2% | 188 | 52.5% |
Ungraded: | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
Student By Gender: | ||||||||||||||
Male: | 194 | 50.4% | 215 | 48.4% | 235 | 48.4% | 233 | 51.9% | 201 | 47.6% | 185 | 46.0% | 164 | 45.8% |
Female: | 191 | 49.6% | 229 | 51.6% | 251 | 51.6% | 216 | 48.1% | 221 | 52.4% | 217 | 54.0% | 190 | 53.1% |
Student By Races: | ||||||||||||||
American Indian/Alaska Native: | 6 | 1.6% | 5 | 1.1% | 7 | 1.4% | 4 | 0.9% | 5 | 1.2% | 5 | 1.2% | 6 | 1.7% |
Asian: | 14 | 3.6% | 6 | 1.4% | 16 | 3.3% | 15 | 3.3% | 20 | 4.7% | 17 | 4.2% | 21 | 5.9% |
Hispanic: | 140 | 36.4% | 157 | 35.4% | 176 | 36.2% | 155 | 34.5% | 130 | 30.8% | 123 | 30.6% | 115 | 32.1% |
Black: | 45 | 11.7% | 41 | 9.2% | 45 | 9.3% | 53 | 11.8% | 50 | 11.8% | 52 | 12.9% | 32 | 8.9% |
White: | 169 | 43.9% | 229 | 51.6% | 233 | 47.9% | 216 | 48.1% | 210 | 49.8% | 201 | 50.0% | 184 | 51.4% |
Hawaiian Native/Pacific Islander: | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 6 | 1.4% | 4 | 1.0% | NA | NA |
Two or More Races: | 11 | 2.9% | 6 | 1.4% | 9 | 1.9% | 6 | 1.3% | 1 | 0.2% | 0 | 0.0% | NA | NA |
Lunch Program: | ||||||||||||||
Free Lunch Program Eligible: | 63 | 16.4% | 66 | 14.9% | NA | NA | 3 | 0.7% | 88 | 20.9% | 90 | 22.4% | 44 | 12.3% |
Reduced-Price Lunch Program Eligible: | 0 | 0.0% | 2 | 0.5% | NA | NA | 0 | 0.0% | 1 | 0.2% | 0 | 0.0% | 0 | 0.0% |
Student-Teacher Ratio: | 35.65 | 77.22 | 62.71 | NA | NA | 39.26 | 29.10 | 28.00 |
Test Performance
Year | Test | Grade | Measurement | Score | School District | State Average |
CAHSEE | ||||||
2005 | English Language Arts | 10th Grade | % met std | 77% | 88% | 76% |
2006 | English Language Arts | 10th Grade | % met std | 73% | 84% | 77% |
2007 | English Language Arts | 10th Grade | % met std | 83% | 85% | 77% |
2008 | English Language Arts | 10th Grade | % met std | 71% | 85% | 79% |
2009 | English Language Arts | 10th Grade | % met std | 75.0% | 86.0% | 79.0% |
2010 | English Language Arts | 10th Grade | % met std | 81.0% | 87.0% | 81.0% |
2011 | English Language Arts | 10th Grade | % met std | 78.0% | 87.0% | 82.0% |
2012 | English Language Arts | 10th Grade | % met std | 78.0% | 89.0% | 83.0% |
2013 | English Language Arts | 10th Grade | % met std | 78.0% | 88.0% | 83.0% |
2005 | Math | 10th Grade | % met std | 54% | 84% | 74% |
2006 | Math | 10th Grade | % met std | 59% | 83% | 76% |
2007 | Math | 10th Grade | % met std | 68% | 83% | 76% |
2008 | Math | 10th Grade | % met std | 55% | 81% | 78% |
2009 | Math | 10th Grade | % met std | 65.0% | 83.0% | 80.0% |
2010 | Math | 10th Grade | % met std | 60.0% | 83.0% | 81.0% |
2011 | Math | 10th Grade | % met std | 75.0% | 84.0% | 83.0% |
2012 | Math | 10th Grade | % met std | 70.0% | 87.0% | 84.0% |
2013 | Math | 10th Grade | % met std | 71.0% | 89.0% | 84.0% |
2009 | English Language Arts | 11th Grade | % met std | 68.0% | 51.0% | 38.0% |
2009 | Math | 11th Grade | % met std | 44.0% | 41.0% | 36.0% |
2009 | English Language Arts | 12th Grade | % met std | 44.0% | 37.0% | 27.0% |
2009 | Math | 12th Grade | % met std | 16.0% | 33.0% | 28.0% |
2009 | English Language Arts | All grades (HS) | % met std | 67.0% | 78.0% | 61.0% |
2009 | Math | All grades (HS) | % met std | 47.0% | 73.0% | 61.0% |
STAR | ||||||
2004 | Algebra I | 10th Grade | Mean Scaled Score | 316.5 | 287.3 | 286.3 |
2005 | Algebra I | 10th Grade | Mean Scaled Score | 279 | 300.1 | 289.8 |
2006 | Algebra I | 10th Grade | Mean Scaled Score | 269.4 | 292.3 | 286.4 |
2007 | Algebra I | 10th Grade | Mean Scaled Score | 273.7 | 277.8 | 286.9 |
2008 | Algebra I | 10th Grade | Mean Scaled Score | 298.4 | 277.9 | 285.3 |
2009 | Algebra I | 10th Grade | Mean Scaled Score | 295 | 289.8 | 287.9 |
2010 | Algebra I | 10th Grade | Mean Scaled Score | 298.8 | 294.6 | 290.1 |
2011 | Algebra I | 10th Grade | Mean Scaled Score | 309.7 | 299.5 | 292.4 |
2013 | Algebra I | 10th Grade | Mean Scaled Score | 292.9 | 297.0 | 294.7 |
2004 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 320.1 | 331.1 | 324.7 |
2005 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 293.2 | 340 | 325.5 |
2006 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 298.9 | 327.6 | 326.7 |
2007 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 307.9 | 325.3 | 327.7 |
2008 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 304.3 | 336.8 | 331.5 |
2009 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 323.4 | 333.9 | 333 |
2010 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 310.2 | 335 | 336.7 |
2011 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 311 | 343.4 | 340.1 |
2012 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 314.1 | 347.6 | 342.7 |
2013 | Biology/Life Sciences | 10th Grade | Mean Scaled Score | 312.3 | 347.9 | 341.4 |
2006 | Earth Science | 10th Grade | Mean Scaled Score | 290.6 | 295.9 | 310.1 |
2007 | Earth Science | 10th Grade | Mean Scaled Score | 300.9 | 299.6 | 310.9 |
2004 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 311.9 | 335.4 | 328.1 |
2005 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 315.3 | 341.6 | 328.4 |
2006 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 292.9 | 334.6 | 328.5 |
2007 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 308.3 | 328.9 | 331.3 |
2008 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 305.7 | 340.7 | 336.2 |
2009 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 318.5 | 341.6 | 338.1 |
2010 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 311 | 343.7 | 341.4 |
2011 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 316.2 | 350.3 | 346.4 |
2012 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 327.1 | 356.4 | 348.4 |
2013 | English Language Arts Standards | 10th Grade | Mean Scaled Score | 321.3 | 363.3 | 352.4 |
2007 | Geometry | 10th Grade | Mean Scaled Score | 267.9 | 285.5 | 291.8 |
2006 | Science | 10th Grade | Mean Scaled Score | 292.1 | 334.6 | 326.7 |
2007 | Science | 10th Grade | Mean Scaled Score | 298.5 | 331.9 | 328.3 |
2008 | Science | 10th Grade | Mean Scaled Score | 308.7 | 344.9 | 337 |
2009 | Science | 10th Grade | Mean Scaled Score | 312 | 352.8 | 343.3 |
2010 | Science | 10th Grade | Mean Scaled Score | 311.6 | 355 | 348.1 |
2011 | Science | 10th Grade | Mean Scaled Score | 326.8 | 366.5 | 353.1 |
2012 | Science | 10th Grade | Mean Scaled Score | 328 | 371.8 | 357.3 |
2013 | Science | 10th Grade | Mean Scaled Score | 318.3 | 376.6 | 360.4 |
2004 | World History | 10th Grade | Mean Scaled Score | 295.3 | 324.5 | 318.1 |
2005 | World History | 10th Grade | Mean Scaled Score | 288.2 | 325.6 | 320.6 |
2006 | World History | 10th Grade | Mean Scaled Score | 276.9 | 321.1 | 321.1 |
2007 | World History | 10th Grade | Mean Scaled Score | 285.2 | 315.1 | 323.3 |
2008 | World History | 10th Grade | Mean Scaled Score | 290.5 | 325.7 | 327.5 |
2009 | World History | 10th Grade | Mean Scaled Score | 308.2 | 334.8 | 331.5 |
2010 | World History | 10th Grade | Mean Scaled Score | 280.9 | 335.7 | 338.5 |
2011 | World History | 10th Grade | Mean Scaled Score | 300.7 | 345.5 | 343.5 |
2012 | World History | 10th Grade | Mean Scaled Score | 294.8 | 352.8 | 347 |
2013 | World History | 10th Grade | Mean Scaled Score | 296.8 | 355.7 | 347.9 |
2004 | Algebra I | 11th Grade | Mean Scaled Score | 284.2 | 272.4 | 279.3 |
2005 | Algebra I | 11th Grade | Mean Scaled Score | 265.9 | 282.7 | 282.8 |
2006 | Algebra I | 11th Grade | Mean Scaled Score | 270.2 | 279.3 | 278.8 |
2007 | Algebra I | 11th Grade | Mean Scaled Score | 273.3 | 277.3 | 279.5 |
2008 | Algebra I | 11th Grade | Mean Scaled Score | 276.2 | 278.4 | 277.7 |
2009 | Algebra I | 11th Grade | Mean Scaled Score | 289 | 283.3 | 280.4 |
2010 | Algebra I | 11th Grade | Mean Scaled Score | 287.8 | 291.3 | 282.3 |
2011 | Algebra I | 11th Grade | Mean Scaled Score | 289 | 305.8 | 285.2 |
2012 | Algebra I | 11th Grade | Mean Scaled Score | 302.1 | 305.6 | 284.9 |
2012 | Algebra II | 11th Grade | Mean Scaled Score | 307.3 | 312.3 | 299.7 |
2004 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 307.8 | 321.9 | 328.5 |
2006 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 298 | 318.7 | 331.6 |
2007 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 303.5 | 321.6 | 335.3 |
2008 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 314.7 | 354.2 | 337.9 |
2010 | Biology/Life Sciences | 11th Grade | Mean Scaled Score | 310.1 | 380 | 348.4 |
2006 | Earth Science | 11th Grade | Mean Scaled Score | 308.4 | 304.4 | 314.9 |
2007 | Earth Science | 11th Grade | Mean Scaled Score | 310.2 | 304 | 316.3 |
2004 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 310.6 | 326.1 | 319.7 |
2005 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 306 | 331.7 | 323.1 |
2006 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 295.1 | 331.7 | 324.4 |
2007 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 290.6 | 320 | 327.6 |
2008 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 310.7 | 331.3 | 327.4 |
2009 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 308.4 | 337 | 332.2 |
2010 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 312.2 | 340.4 | 336.8 |
2011 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 311.8 | 342 | 341.7 |
2012 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 323.2 | 352.3 | 344.7 |
2013 | English Language Arts Standards | 11th Grade | Mean Scaled Score | 317.6 | 353.4 | 344.8 |
2006 | Geometry | 11th Grade | Mean Scaled Score | 264.9 | 276.7 | 277.6 |
2007 | Geometry | 11th Grade | Mean Scaled Score | 261.9 | 280.3 | 274.7 |
2010 | Geometry | 11th Grade | Mean Scaled Score | 292.3 | 287.4 | 279.7 |
2013 | Geometry | 11th Grade | Mean Scaled Score | 282.1 | 284.8 | 280.3 |
2004 | U.S. History | 11th Grade | Mean Scaled Score | 297.9 | 324 | 326.1 |
2005 | U.S. History | 11th Grade | Mean Scaled Score | 290.7 | 332.2 | 329.1 |
2006 | U.S. History | 11th Grade | Mean Scaled Score | 292.9 | 325.5 | 329.2 |
2007 | U.S. History | 11th Grade | Mean Scaled Score | 293.8 | 322 | 329.6 |
2008 | U.S. History | 11th Grade | Mean Scaled Score | 297 | 329.5 | 331.4 |
2009 | U.S. History | 11th Grade | Mean Scaled Score | 297.1 | 338 | 338.5 |
2010 | U.S. History | 11th Grade | Mean Scaled Score | 302.2 | 344 | 341.4 |
2011 | U.S. History | 11th Grade | Mean Scaled Score | 307 | 343.4 | 344.7 |
2012 | U.S. History | 11th Grade | Mean Scaled Score | 314.7 | 348 | 346.9 |
2013 | U.S. History | 11th Grade | Mean Scaled Score | 311.9 | 350.7 | 348.5 |
2007 | World History | 11th Grade | Mean Scaled Score | 290.1 | 291 | 278.8 |
2008 | World History | 11th Grade | Mean Scaled Score | 311 | 255 | 266.4 |
2005 | Algebra I | 9th Grade | Mean Scaled Score | 278.5 | 306.6 | 304.2 |
2006 | Algebra I | 9th Grade | Mean Scaled Score | 275.2 | 302.8 | 302.5 |
2007 | Algebra I | 9th Grade | Mean Scaled Score | 270.5 | 301.1 | 302 |
2004 | Earth Science | 9th Grade | Mean Scaled Score | 294.2 | 323.3 | 318.7 |
2005 | Earth Science | 9th Grade | Mean Scaled Score | 311.6 | 326.3 | 321.9 |
2006 | Earth Science | 9th Grade | Mean Scaled Score | 305.1 | 323.4 | 321.1 |
2007 | Earth Science | 9th Grade | Mean Scaled Score | 308.7 | 324.8 | 322.8 |
2008 | Earth Science | 9th Grade | Mean Scaled Score | 318.9 | 332.9 | 326.1 |
2009 | Earth Science | 9th Grade | Mean Scaled Score | 317.6 | 325.7 | 326.3 |
2010 | Earth Science | 9th Grade | Mean Scaled Score | 318 | 334.5 | 329.9 |
2011 | Earth Science | 9th Grade | Mean Scaled Score | 304.7 | 340.3 | 332.6 |
2012 | Earth Science | 9th Grade | Mean Scaled Score | 310.8 | 344.8 | 336.4 |
2013 | Earth Science | 9th Grade | Mean Scaled Score | 341.2 | 345.3 | 334.2 |
2004 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 325.9 | 337.7 | 330.6 |
2005 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 334.4 | 349.6 | 339.7 |
2006 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 327.7 | 349.3 | 339.1 |
2007 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 321.6 | 344.7 | 345 |
2008 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 328.2 | 355.3 | 348 |
2009 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 331.9 | 357.8 | 349.7 |
2010 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 339.6 | 362.9 | 353.7 |
2011 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 309.2 | 364.8 | 357.7 |
2012 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 337 | 375.4 | 361.5 |
2013 | English Language Arts Standards | 9th Grade | Mean Scaled Score | 368.7 | 377.9 | 363.9 |
2004 | General Mathematics | 9th Grade | Mean Scaled Score | 283.1 | 304.7 | 294.8 |
2008 | General Mathematics | 9th Grade | Mean Scaled Score | 285 | 263.2 | 300.6 |
2009 | General Mathematics | 9th Grade | Mean Scaled Score | 314.9 | 286 | 300 |
2004 | Algebra I | End of course | Mean Scaled Score | 297.8 | 299 | 304.9 |
2005 | Algebra I | End of course | Mean Scaled Score | 272.6 | 301.3 | 307.8 |
2006 | Algebra I | End of course | Mean Scaled Score | 270.7 | 296.8 | 308.6 |
2007 | Algebra I | End of course | Mean Scaled Score | 273 | 294.1 | 311.1 |
2008 | Algebra I | End of course | Mean Scaled Score | 285.7 | 295.4 | 314.6 |
2009 | Algebra I | End of course | Mean Scaled Score | 290.5 | 301.9 | 319.7 |
2010 | Algebra I | End of course | Mean Scaled Score | 295.2 | 311.3 | 323.9 |
2011 | Algebra I | End of course | Mean Scaled Score | 303.4 | 313.9 | 326.9 |
2012 | Algebra I | End of course | Mean Scaled Score | 298.9 | 320.9 | 330.4 |
2013 | Algebra I | End of course | Mean Scaled Score | 306.2 | 323.8 | 334.1 |
2011 | Algebra II | End of course | Mean Scaled Score | 323.7 | 325.8 | 328.3 |
2012 | Algebra II | End of course | Mean Scaled Score | 309 | 331.9 | 331.2 |
2013 | Algebra II | End of course | Mean Scaled Score | 297.6 | 320.3 | 325.2 |
2004 | Biology/Life Sciences | End of course | Mean Scaled Score | 313.2 | 330.1 | 329.6 |
2005 | Biology/Life Sciences | End of course | Mean Scaled Score | 294 | 344.3 | 331.1 |
2006 | Biology/Life Sciences | End of course | Mean Scaled Score | 300 | 332 | 333.4 |
2007 | Biology/Life Sciences | End of course | Mean Scaled Score | 304.4 | 330.4 | 335.6 |
2008 | Biology/Life Sciences | End of course | Mean Scaled Score | 310.3 | 348 | 340.1 |
2009 | Biology/Life Sciences | End of course | Mean Scaled Score | 321.7 | 348.2 | 343 |
2010 | Biology/Life Sciences | End of course | Mean Scaled Score | 312.5 | 353.5 | 347.2 |
2011 | Biology/Life Sciences | End of course | Mean Scaled Score | 312.2 | 360.3 | 351.7 |
2012 | Biology/Life Sciences | End of course | Mean Scaled Score | 314.1 | 364.9 | 354.9 |
2013 | Biology/Life Sciences | End of course | Mean Scaled Score | 313.6 | 364.6 | 354.0 |
2004 | Earth Science | End of course | Mean Scaled Score | 292 | 321.4 | 315.3 |
2005 | Earth Science | End of course | Mean Scaled Score | 310.9 | 323.8 | 318.7 |
2006 | Earth Science | End of course | Mean Scaled Score | 301.2 | 319.9 | 318.2 |
2007 | Earth Science | End of course | Mean Scaled Score | 306.2 | 322.3 | 319.8 |
2008 | Earth Science | End of course | Mean Scaled Score | 322.4 | 331.7 | 323.2 |
2009 | Earth Science | End of course | Mean Scaled Score | 314.4 | 324.2 | 323.6 |
2010 | Earth Science | End of course | Mean Scaled Score | 325.4 | 332.9 | 327.7 |
2011 | Earth Science | End of course | Mean Scaled Score | 304.7 | 338.2 | 330.9 |
2012 | Earth Science | End of course | Mean Scaled Score | 310.8 | 343.4 | 335 |
2013 | Earth Science | End of course | Mean Scaled Score | 344.8 | 343.1 | 333.2 |
2004 | General Mathematics | End of course | Mean Scaled Score | 283.1 | 304.7 | 305.6 |
2008 | General Mathematics | End of course | Mean Scaled Score | 285 | 263.2 | 315.2 |
2009 | General Mathematics | End of course | Mean Scaled Score | 314.9 | 286 | 315.8 |
2006 | Geometry | End of course | Mean Scaled Score | 273.1 | 300.8 | 312.8 |
2007 | Geometry | End of course | Mean Scaled Score | 263.1 | 295.2 | 310.2 |
2010 | Geometry | End of course | Mean Scaled Score | 301.5 | 307.6 | 317.2 |
2012 | Geometry | End of course | Mean Scaled Score | 275.9 | 315.6 | 322.8 |
2013 | Geometry | End of course | Mean Scaled Score | 288.0 | 304.4 | 320.8 |
2007 | World History | End of course | Mean Scaled Score | 286.4 | 311.3 | 321.1 |
2008 | World History | End of course | Mean Scaled Score | 295.3 | 320.6 | 324.8 |
2009 | World History | End of course | Mean Scaled Score | 308.8 | 332.2 | 329 |
2010 | World History | End of course | Mean Scaled Score | 280.9 | 335 | 336.8 |
2011 | World History | End of course | Mean Scaled Score | 300.7 | 344.7 | 342 |
2012 | World History | End of course | Mean Scaled Score | 294.8 | 351.4 | 345.7 |
2013 | World History | End of course | Mean Scaled Score | 296.8 | 354.7 | 346.7 |
Some data by SchoolDigger.com.