USA.com / California / Sonoma County / Petaluma, CA / Public Schools / Twin Hills Charter Middle Middle School
Twin Hills Charter Middle Middle School
1685 Water Trough Rd
Sebastopol CA, 95472, Sonoma County
Phone: 707-823-7446
Ranking: (959 out of 6,930, top 14%)*
Type: Regular Middle School
Status: Currently Operational
Grade: Grade 6 to Grade 8
School District: Twin Hills Union Elementary 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: | 13 | 13 | 14 | NA | NA | 12 | 12 | 14 | ||||||
Total Students: | 310 | 303 | 311 | 290 | 239 | 219 | 220 | |||||||
Grade 6: | 88 | 28.4% | 102 | 33.7% | 72 | 23.2% | 86 | 29.7% | 74 | 31.0% | 63 | 28.8% | 69 | 31.4% |
Grade 7: | 122 | 39.4% | 91 | 30.0% | 120 | 38.6% | 106 | 36.6% | 86 | 36.0% | 76 | 34.7% | 66 | 30.0% |
Grade 8: | 99 | 31.9% | 110 | 36.3% | 119 | 38.3% | 98 | 33.8% | 79 | 33.1% | 80 | 36.5% | 85 | 38.6% |
Ungraded: | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
Student By Gender: | ||||||||||||||
Male: | 141 | 45.5% | 143 | 47.2% | 159 | 51.1% | 136 | 46.9% | 106 | 44.4% | 103 | 47.0% | 110 | 50.0% |
Female: | 169 | 54.5% | 160 | 52.8% | 152 | 48.9% | 154 | 53.1% | 133 | 55.6% | 116 | 53.0% | 106 | 48.2% |
Student By Races: | ||||||||||||||
American Indian/Alaska Native: | 1 | 0.3% | 1 | 0.3% | 1 | 0.3% | 2 | 0.7% | 1 | 0.4% | 1 | 0.5% | 2 | 0.9% |
Asian: | 6 | 1.9% | 6 | 2.0% | 6 | 1.9% | 10 | 3.4% | 6 | 2.5% | 12 | 5.5% | 10 | 4.5% |
Hispanic: | 58 | 18.7% | 54 | 17.8% | 52 | 16.7% | 51 | 17.6% | 36 | 15.1% | 29 | 13.2% | 29 | 13.2% |
Black: | 5 | 1.6% | 3 | 1.0% | 2 | 0.6% | 1 | 0.3% | 3 | 1.3% | 4 | 1.8% | 5 | 2.3% |
White: | 227 | 73.2% | 225 | 74.3% | 236 | 75.9% | 220 | 75.9% | 191 | 79.9% | 173 | 79.0% | 174 | 79.1% |
Hawaiian Native/Pacific Islander: | 1 | 0.3% | 0 | 0.0% | 1 | 0.3% | 1 | 0.3% | 1 | 0.4% | 0 | 0.0% | NA | NA |
Two or More Races: | 12 | 3.9% | 14 | 4.6% | 13 | 4.2% | 5 | 1.7% | 1 | 0.4% | 0 | 0.0% | NA | NA |
Lunch Program: | ||||||||||||||
Free Lunch Program Eligible: | 45 | 14.5% | 53 | 17.5% | NA | NA | 39 | 13.4% | 28 | 11.7% | 20 | 9.1% | 20 | 9.1% |
Reduced-Price Lunch Program Eligible: | 10 | 3.2% | 6 | 2.0% | NA | NA | 14 | 4.8% | 4 | 1.7% | 3 | 1.4% | 3 | 1.4% |
Student-Teacher Ratio: | 23.40 | 22.53 | 22.29 | NA | NA | 19.92 | 16.20 | 15.60 |
Test Performance
Year | Test | Grade | Measurement | Score | School District | State Average |
STAR | ||||||
2004 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 374.6 | 374.5 | 332.8 |
2005 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 356.6 | 361.2 | 335.4 |
2006 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 353.4 | 357.7 | 337.4 |
2007 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 372.7 | 370.5 | 339.5 |
2008 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 365.7 | 365.8 | 345.5 |
2009 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 379.6 | 379.9 | 352.5 |
2010 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 391.6 | 387.7 | 356.8 |
2011 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 377.2 | 382.7 | 358.4 |
2012 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 389.4 | 389 | 364.2 |
2013 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 386.5 | 388.4 | 363.0 |
2004 | Mathematics | 6th Grade | Mean Scaled Score | 353.8 | 354.4 | 334.7 |
2005 | Mathematics | 6th Grade | Mean Scaled Score | 338.7 | 340.4 | 339.5 |
2006 | Mathematics | 6th Grade | Mean Scaled Score | 326.8 | 338.3 | 341 |
2007 | Mathematics | 6th Grade | Mean Scaled Score | 375 | 371.5 | 343.2 |
2008 | Mathematics | 6th Grade | Mean Scaled Score | 352.3 | 349.6 | 347.9 |
2009 | Mathematics | 6th Grade | Mean Scaled Score | 389.5 | 379.5 | 354.5 |
2010 | Mathematics | 6th Grade | Mean Scaled Score | 401.7 | 388.1 | 360.5 |
2011 | Mathematics | 6th Grade | Mean Scaled Score | 383.3 | 382.2 | 364.6 |
2012 | Mathematics | 6th Grade | Mean Scaled Score | 383.8 | 377.7 | 366.8 |
2013 | Mathematics | 6th Grade | Mean Scaled Score | 389.1 | 379.0 | 366.5 |
2004 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 376.6 | 377.6 | 332.4 |
2005 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 383.4 | 382.1 | 337.4 |
2006 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 373.6 | 377.4 | 341 |
2007 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 357.6 | 364.2 | 342.9 |
2008 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 387.6 | 383 | 348.6 |
2009 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 375.1 | 377.8 | 354.3 |
2010 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 397.4 | 395.2 | 356.4 |
2011 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 410.8 | 405.6 | 360.3 |
2012 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 400.7 | 404.6 | 366.6 |
2013 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 401.6 | 398.0 | 363.5 |
2004 | Mathematics | 7th Grade | Mean Scaled Score | 341.4 | 343.3 | 328.5 |
2005 | Mathematics | 7th Grade | Mean Scaled Score | 360.9 | 357.7 | 333.6 |
2006 | Mathematics | 7th Grade | Mean Scaled Score | 343.7 | 345.3 | 338.2 |
2007 | Mathematics | 7th Grade | Mean Scaled Score | 335.8 | 348 | 336 |
2008 | Mathematics | 7th Grade | Mean Scaled Score | 367.8 | 363.9 | 339.3 |
2009 | Mathematics | 7th Grade | Mean Scaled Score | 357.7 | 359.4 | 345 |
2010 | Mathematics | 7th Grade | Mean Scaled Score | 379 | 374.6 | 352.2 |
2011 | Mathematics | 7th Grade | Mean Scaled Score | 388.5 | 379.5 | 354.9 |
2012 | Mathematics | 7th Grade | Mean Scaled Score | 373.5 | 380.2 | 360.5 |
2013 | Mathematics | 7th Grade | Mean Scaled Score | 377.1 | 372.5 | 357.9 |
2004 | Algebra I | 8th Grade | Mean Scaled Score | 393.7 | 389.6 | 330.8 |
2005 | Algebra I | 8th Grade | Mean Scaled Score | 443.1 | 424.1 | 330.4 |
2006 | Algebra I | 8th Grade | Mean Scaled Score | 414.5 | 398.9 | 338.5 |
2007 | Algebra I | 8th Grade | Mean Scaled Score | 426.3 | 419.4 | 336.8 |
2008 | Algebra I | 8th Grade | Mean Scaled Score | 416.3 | 417.8 | 342.9 |
2009 | Algebra I | 8th Grade | Mean Scaled Score | 456.8 | 445.7 | 347.3 |
2010 | Algebra I | 8th Grade | Mean Scaled Score | 479.5 | 455.9 | 350.3 |
2011 | Algebra I | 8th Grade | Mean Scaled Score | 472.1 | 446.6 | 351.9 |
2012 | Algebra I | 8th Grade | Mean Scaled Score | 501.8 | 490.9 | 355.1 |
2013 | Algebra I | 8th Grade | Mean Scaled Score | 487.9 | 472.1 | 358.0 |
2004 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 362 | 364.3 | 328.1 |
2005 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 369.8 | 371.8 | 334.4 |
2006 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 385.4 | 385.8 | 339.2 |
2007 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 373.3 | 374.5 | 338.7 |
2008 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 353.7 | 359.9 | 341.2 |
2009 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 377.1 | 378.2 | 348.5 |
2010 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 391.1 | 391.4 | 357.1 |
2011 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 404.5 | 405 | 361.8 |
2012 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 396.6 | 395.9 | 365.2 |
2013 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 391.3 | 400.6 | 361.3 |
2004 | General Mathematics | 8th Grade | Mean Scaled Score | 353.6 | 351.8 | 311.1 |
2005 | General Mathematics | 8th Grade | Mean Scaled Score | 359.7 | 358.2 | 316.4 |
2006 | General Mathematics | 8th Grade | Mean Scaled Score | 375 | 367.6 | 316.3 |
2007 | General Mathematics | 8th Grade | Mean Scaled Score | 360.5 | 354.5 | 315.7 |
2008 | General Mathematics | 8th Grade | Mean Scaled Score | 357.8 | 359.4 | 320.5 |
2009 | General Mathematics | 8th Grade | Mean Scaled Score | 383.7 | 363.5 | 321.3 |
2010 | General Mathematics | 8th Grade | Mean Scaled Score | 356.7 | 359.9 | 320.2 |
2011 | General Mathematics | 8th Grade | Mean Scaled Score | 384.7 | 380 | 322.7 |
2012 | General Mathematics | 8th Grade | Mean Scaled Score | 382.7 | 380.5 | 323.5 |
2013 | General Mathematics | 8th Grade | Mean Scaled Score | 385.1 | 380.4 | 322.9 |
2004 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 360.1 | 358.2 | 319.2 |
2005 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 350 | 349.7 | 323.8 |
2006 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 379 | 373.4 | 327.9 |
2007 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 361.3 | 362.4 | 329.8 |
2008 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 356.7 | 354 | 333.9 |
2009 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 379.3 | 369.5 | 340.2 |
2010 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 369.4 | 366.2 | 348.1 |
2011 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 389.7 | 390 | 352.6 |
2012 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 400.9 | 399.2 | 356.6 |
2013 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 402.8 | 398.5 | 357.1 |
2006 | Science | 8th Grade | Mean Scaled Score | 437.3 | 418.5 | 331.2 |
2007 | Science | 8th Grade | Mean Scaled Score | 417.6 | 409.4 | 339.7 |
2008 | Science | 8th Grade | Mean Scaled Score | 422.2 | 406.3 | 355 |
2009 | Science | 8th Grade | Mean Scaled Score | 451.7 | 424.4 | 364.3 |
2010 | Science | 8th Grade | Mean Scaled Score | 464 | 437.9 | 375.3 |
2011 | Science | 8th Grade | Mean Scaled Score | 481.5 | 464.2 | 385.9 |
2012 | Science | 8th Grade | Mean Scaled Score | 467.8 | 462.3 | 394.8 |
2013 | Science | 8th Grade | Mean Scaled Score | 485.3 | 468.0 | 390.9 |
2004 | Algebra I | End of course | Mean Scaled Score | 393.7 | 367.9 | 304.9 |
2005 | Algebra I | End of course | Mean Scaled Score | 443.1 | 349.4 | 307.8 |
2006 | Algebra I | End of course | Mean Scaled Score | 414.5 | 350.9 | 308.6 |
2007 | Algebra I | End of course | Mean Scaled Score | 426.3 | 366.1 | 311.1 |
2008 | Algebra I | End of course | Mean Scaled Score | 416.3 | 374.3 | 314.6 |
2009 | Algebra I | End of course | Mean Scaled Score | 456.8 | 412.8 | 319.7 |
2010 | Algebra I | End of course | Mean Scaled Score | 481.5 | 408.9 | 323.9 |
2011 | Algebra I | End of course | Mean Scaled Score | 472.1 | 395 | 326.9 |
2012 | Algebra I | End of course | Mean Scaled Score | 501.8 | 413.4 | 330.4 |
2013 | Algebra I | End of course | Mean Scaled Score | 487.9 | 459.8 | 334.1 |
2004 | General Mathematics | End of course | Mean Scaled Score | 353.6 | 349.5 | 305.6 |
2005 | General Mathematics | End of course | Mean Scaled Score | 359.7 | 356.4 | 310.1 |
2006 | General Mathematics | End of course | Mean Scaled Score | 375 | 367.8 | 310.1 |
2007 | General Mathematics | End of course | Mean Scaled Score | 360.5 | 345.8 | 311 |
2008 | General Mathematics | End of course | Mean Scaled Score | 357.8 | 359.1 | 315.2 |
2009 | General Mathematics | End of course | Mean Scaled Score | 383.7 | 358.5 | 315.8 |
2010 | General Mathematics | End of course | Mean Scaled Score | 356.7 | 355.2 | 314.7 |
2011 | General Mathematics | End of course | Mean Scaled Score | 384.7 | 378.6 | 316.8 |
2012 | General Mathematics | End of course | Mean Scaled Score | 382.7 | 378 | 318 |
2013 | General Mathematics | End of course | Mean Scaled Score | 385.1 | 379.6 | 317.9 |
Some data by SchoolDigger.com.
* Twin Hills Charter Middle Middle 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.