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Lorbeer Middle Middle School
501 Diamond Bar Blvd Diamond Bar CA, 91765, Los Angeles County Phone: 909-397-4527 Ranking:  (3,064 out of 6,930, top 44%)*Type: Regular Middle School Status: Currently Operational Grade: Grade 7 to Grade 8 School District: Pomona Unified School District Title I Eligible School: No 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: | 26 | 29 | 30 | NA | NA | 36 | 37 | 42 | ||||||
| Total Students: | 660 | 681 | 728 | 728 | 832 | 928 | 884 | |||||||
| Grade 7: | 335 | 50.8% | 312 | 45.8% | 358 | 49.2% | 337 | 46.3% | 366 | 44.0% | 462 | 49.8% | 426 | 48.2% |
| Grade 8: | 324 | 49.1% | 359 | 52.7% | 358 | 49.2% | 374 | 51.4% | 443 | 53.2% | 445 | 48.0% | 435 | 49.2% |
| Ungraded: | NA | NA | 10 | 1.5% | 12 | 1.6% | 17 | 2.3% | 23 | 2.8% | 21 | 2.3% | 23 | 2.6% |
| Student By Gender: | ||||||||||||||
| Male: | 335 | 50.8% | 346 | 50.8% | 389 | 53.4% | 402 | 55.2% | 438 | 52.6% | 467 | 50.3% | 425 | 48.1% |
| Female: | 325 | 49.2% | 335 | 49.2% | 339 | 46.6% | 326 | 44.8% | 394 | 47.4% | 461 | 49.7% | 455 | 51.5% |
| Student By Races: | ||||||||||||||
| American Indian/Alaska Native: | 4 | 0.6% | 2 | 0.3% | 0 | 0.0% | 1 | 0.1% | 4 | 0.5% | 1 | 0.1% | 0 | 0.0% |
| Asian: | 98 | 14.8% | 103 | 15.1% | 112 | 15.4% | 123 | 16.9% | 152 | 18.3% | 158 | 17.0% | 166 | 18.8% |
| Hispanic: | 395 | 59.8% | 398 | 58.4% | 430 | 59.1% | 383 | 52.6% | 431 | 51.8% | 483 | 52.0% | 434 | 49.1% |
| Black: | 61 | 9.2% | 68 | 10.0% | 64 | 8.8% | 77 | 10.6% | 88 | 10.6% | 107 | 11.5% | 100 | 11.3% |
| White: | 89 | 13.5% | 96 | 14.1% | 106 | 14.6% | 117 | 16.1% | 124 | 14.9% | 170 | 18.3% | 184 | 20.8% |
| Hawaiian Native/Pacific Islander: | 0 | 0.0% | 1 | 0.1% | 2 | 0.3% | 2 | 0.3% | 0 | 0.0% | 2 | 0.2% | NA | NA |
| Two or More Races: | 13 | 2.0% | 13 | 1.9% | 14 | 1.9% | 25 | 3.4% | 33 | 4.0% | 7 | 0.8% | NA | NA |
| Lunch Program: | ||||||||||||||
| Free Lunch Program Eligible: | 204 | 30.9% | 231 | 33.9% | NA | NA | 190 | 26.1% | 209 | 25.1% | 219 | 23.6% | 203 | 23.0% |
| Reduced-Price Lunch Program Eligible: | 84 | 12.7% | 78 | 11.5% | NA | NA | 74 | 10.2% | 116 | 13.9% | 128 | 13.8% | 105 | 11.9% |
| Student-Teacher Ratio: | 25.38 | 23.89 | 24.68 | NA | NA | 23.11 | 23.00 | 20.80 | ||||||
Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| STAR | ||||||
| 2007 | Algebra I | 7th Grade | Mean Scaled Score | 443.1 | 385.1 | 400 |
| 2008 | Algebra I | 7th Grade | Mean Scaled Score | 407.8 | 371.3 | 414.9 |
| 2009 | Algebra I | 7th Grade | Mean Scaled Score | 339.5 | 332.8 | 422.7 |
| 2010 | Algebra I | 7th Grade | Mean Scaled Score | 396.6 | 352.9 | 430.9 |
| 2011 | Algebra I | 7th Grade | Mean Scaled Score | 374 | 358.6 | 428.8 |
| 2012 | Algebra I | 7th Grade | Mean Scaled Score | 351.2 | 336.5 | 434.3 |
| 2013 | Algebra I | 7th Grade | Mean Scaled Score | 397.1 | 356.0 | 437.3 |
| 2004 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 360.1 | 318.5 | 332.4 |
| 2005 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 360 | 322 | 337.4 |
| 2006 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 368.1 | 327.3 | 341 |
| 2007 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 366.7 | 325.1 | 342.9 |
| 2008 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 370.8 | 327.7 | 348.6 |
| 2009 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 372.3 | 333.7 | 354.3 |
| 2010 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 382.3 | 341.6 | 356.4 |
| 2011 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 375.1 | 340.6 | 360.3 |
| 2012 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 367.5 | 343.8 | 366.6 |
| 2013 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 364.7 | 337.6 | 363.5 |
| 2004 | Mathematics | 7th Grade | Mean Scaled Score | 362.6 | 320.4 | 328.5 |
| 2005 | Mathematics | 7th Grade | Mean Scaled Score | 371.3 | 324.5 | 333.6 |
| 2006 | Mathematics | 7th Grade | Mean Scaled Score | 373 | 328.1 | 338.2 |
| 2007 | Mathematics | 7th Grade | Mean Scaled Score | 363.4 | 324.1 | 336 |
| 2008 | Mathematics | 7th Grade | Mean Scaled Score | 357.7 | 321.1 | 339.3 |
| 2009 | Mathematics | 7th Grade | Mean Scaled Score | 307.9 | 306 | 345 |
| 2010 | Mathematics | 7th Grade | Mean Scaled Score | 341.8 | 318.4 | 352.2 |
| 2011 | Mathematics | 7th Grade | Mean Scaled Score | 322.5 | 317.8 | 354.9 |
| 2012 | Mathematics | 7th Grade | Mean Scaled Score | 323.3 | 318.8 | 360.5 |
| 2013 | Mathematics | 7th Grade | Mean Scaled Score | 338.5 | 324.9 | 357.9 |
| 2004 | Algebra I | 8th Grade | Mean Scaled Score | 343.4 | 305.8 | 330.8 |
| 2005 | Algebra I | 8th Grade | Mean Scaled Score | 361 | 319.3 | 330.4 |
| 2006 | Algebra I | 8th Grade | Mean Scaled Score | 368.7 | 328.5 | 338.5 |
| 2007 | Algebra I | 8th Grade | Mean Scaled Score | 345.7 | 321.6 | 336.8 |
| 2008 | Algebra I | 8th Grade | Mean Scaled Score | 341.5 | 312.5 | 342.9 |
| 2009 | Algebra I | 8th Grade | Mean Scaled Score | 339.8 | 306.2 | 347.3 |
| 2010 | Algebra I | 8th Grade | Mean Scaled Score | 335.1 | 307.3 | 350.3 |
| 2011 | Algebra I | 8th Grade | Mean Scaled Score | 330 | 305.3 | 351.9 |
| 2012 | Algebra I | 8th Grade | Mean Scaled Score | 312.2 | 306.9 | 355.1 |
| 2013 | Algebra I | 8th Grade | Mean Scaled Score | 366.1 | 312.1 | 358.0 |
| 2013 | Algebra II | 8th Grade | Mean Scaled Score | 367.9 | 358.4 | 430.4 |
| 2004 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 351.2 | 313.4 | 328.1 |
| 2005 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 359.8 | 322 | 334.4 |
| 2006 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 360.8 | 322.3 | 339.2 |
| 2007 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 369.1 | 326.7 | 338.7 |
| 2008 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 367.9 | 324.4 | 341.2 |
| 2009 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 373.5 | 327.5 | 348.5 |
| 2010 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 379.1 | 335 | 357.1 |
| 2011 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 387.2 | 346 | 361.8 |
| 2012 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 375.7 | 345.1 | 365.2 |
| 2013 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 369.7 | 340.3 | 361.3 |
| 2004 | General Mathematics | 8th Grade | Mean Scaled Score | 295.5 | 276.3 | 311.1 |
| 2005 | General Mathematics | 8th Grade | Mean Scaled Score | 296.7 | 276.1 | 316.4 |
| 2006 | General Mathematics | 8th Grade | Mean Scaled Score | 295.2 | 280 | 316.3 |
| 2007 | General Mathematics | 8th Grade | Mean Scaled Score | 294.9 | 285.6 | 315.7 |
| 2008 | General Mathematics | 8th Grade | Mean Scaled Score | 270.7 | 271.6 | 320.5 |
| 2009 | General Mathematics | 8th Grade | Mean Scaled Score | 264.8 | 260.8 | 321.3 |
| 2010 | General Mathematics | 8th Grade | Mean Scaled Score | 261.9 | 266.8 | 320.2 |
| 2011 | General Mathematics | 8th Grade | Mean Scaled Score | 300.9 | 274.2 | 322.7 |
| 2012 | General Mathematics | 8th Grade | Mean Scaled Score | 275.7 | 273.5 | 323.5 |
| 2013 | General Mathematics | 8th Grade | Mean Scaled Score | 324.9 | 297.8 | 322.9 |
| 2007 | Geometry | 8th Grade | Mean Scaled Score | 448.5 | 445.4 | 417.9 |
| 2008 | Geometry | 8th Grade | Mean Scaled Score | 447 | 391.7 | 420.2 |
| 2009 | Geometry | 8th Grade | Mean Scaled Score | 418.2 | 389.7 | 423 |
| 2010 | Geometry | 8th Grade | Mean Scaled Score | 394.4 | 363.1 | 421.4 |
| 2011 | Geometry | 8th Grade | Mean Scaled Score | 408.9 | 370.5 | 424.6 |
| 2012 | Geometry | 8th Grade | Mean Scaled Score | 356.7 | 350.5 | 426 |
| 2004 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 344.2 | 307.9 | 319.2 |
| 2005 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 347.3 | 309.3 | 323.8 |
| 2006 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 350.5 | 311 | 327.9 |
| 2007 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 360.3 | 314.5 | 329.8 |
| 2008 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 357.9 | 311.5 | 333.9 |
| 2009 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 363.3 | 315.4 | 340.2 |
| 2010 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 364.7 | 315.3 | 348.1 |
| 2011 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 381.9 | 326.8 | 352.6 |
| 2012 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 364.3 | 326.9 | 356.6 |
| 2013 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 353.8 | 323.9 | 357.1 |
| 2006 | Science | 8th Grade | Mean Scaled Score | 365.4 | 316.4 | 331.2 |
| 2007 | Science | 8th Grade | Mean Scaled Score | 388.4 | 328.2 | 339.7 |
| 2008 | Science | 8th Grade | Mean Scaled Score | 407.7 | 329.8 | 355 |
| 2009 | Science | 8th Grade | Mean Scaled Score | 408.1 | 327.2 | 364.3 |
| 2010 | Science | 8th Grade | Mean Scaled Score | 396.9 | 336.3 | 375.3 |
| 2011 | Science | 8th Grade | Mean Scaled Score | 434.1 | 351.5 | 385.9 |
| 2012 | Science | 8th Grade | Mean Scaled Score | 413.6 | 357.9 | 394.8 |
| 2013 | Science | 8th Grade | Mean Scaled Score | 408.9 | 357.8 | 390.9 |
| 2004 | Algebra I | End of course | Mean Scaled Score | 343.4 | 290.6 | 304.9 |
| 2005 | Algebra I | End of course | Mean Scaled Score | 361 | 300.9 | 307.8 |
| 2006 | Algebra I | End of course | Mean Scaled Score | 368.7 | 302.7 | 308.6 |
| 2007 | Algebra I | End of course | Mean Scaled Score | 354.4 | 303.1 | 311.1 |
| 2008 | Algebra I | End of course | Mean Scaled Score | 348.2 | 299.2 | 314.6 |
| 2009 | Algebra I | End of course | Mean Scaled Score | 339.7 | 298.4 | 319.7 |
| 2010 | Algebra I | End of course | Mean Scaled Score | 352.5 | 299.2 | 323.9 |
| 2011 | Algebra I | End of course | Mean Scaled Score | 349.1 | 300.2 | 326.9 |
| 2012 | Algebra I | End of course | Mean Scaled Score | 329.5 | 299.5 | 330.4 |
| 2013 | Algebra I | End of course | Mean Scaled Score | 376.7 | 303.8 | 334.1 |
| 2013 | Algebra II | End of course | Mean Scaled Score | 367.9 | 287.2 | 325.2 |
| 2004 | General Mathematics | End of course | Mean Scaled Score | 295.5 | 274.5 | 305.6 |
| 2005 | General Mathematics | End of course | Mean Scaled Score | 296.7 | 276.2 | 310.1 |
| 2006 | General Mathematics | End of course | Mean Scaled Score | 295.2 | 279.4 | 310.1 |
| 2007 | General Mathematics | End of course | Mean Scaled Score | 294.9 | 280.6 | 311 |
| 2008 | General Mathematics | End of course | Mean Scaled Score | 270.7 | 268.5 | 315.2 |
| 2009 | General Mathematics | End of course | Mean Scaled Score | 264.8 | 255.7 | 315.8 |
| 2010 | General Mathematics | End of course | Mean Scaled Score | 261.9 | 261.6 | 314.7 |
| 2011 | General Mathematics | End of course | Mean Scaled Score | 300.9 | 266.4 | 316.8 |
| 2012 | General Mathematics | End of course | Mean Scaled Score | 275.7 | 270.2 | 318 |
| 2013 | General Mathematics | End of course | Mean Scaled Score | 324.9 | 287.1 | 317.9 |
| 2007 | Geometry | End of course | Mean Scaled Score | 448.5 | 279.9 | 310.2 |
| 2008 | Geometry | End of course | Mean Scaled Score | 447 | 281.3 | 310.7 |
| 2009 | Geometry | End of course | Mean Scaled Score | 418.2 | 283.2 | 313.4 |
| 2010 | Geometry | End of course | Mean Scaled Score | 394.4 | 296.4 | 317.2 |
| 2011 | Geometry | End of course | Mean Scaled Score | 408.9 | 292.8 | 320.3 |
| 2012 | Geometry | End of course | Mean Scaled Score | 356.7 | 294.6 | 322.8 |
Some data by SchoolDigger.com.
* Lorbeer Middle Middle School was rated 3.5 out of 5 by USA.com. The ranking was calculated based on publically available historical Math and English performance data.