Twin Rivers Charter Primary School
840 Cooper Ave
Yuba City CA, 95991, Sutter County
Phone: 530-755-2872
Ranking: (3,058 out of 6,930, top 44%)*
Type: Regular Primary School
Status: Currently Operational
Grade: Kindergarten to Grade 8
School District: Yuba City 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: | 16 | 15 | 14 | NA | NA | 13 | 13 | 16 | ||||||
Total Students: | 406 | 361 | 333 | 306 | 249 | 203 | 225 | |||||||
Kindergarten: | 44 | 10.8% | 41 | 11.4% | 41 | 12.3% | 42 | 13.7% | 38 | 15.3% | 42 | 20.7% | 35 | 15.6% |
Grade 1: | 43 | 10.6% | 42 | 11.6% | 44 | 13.2% | 40 | 13.1% | 44 | 17.7% | 30 | 14.8% | 40 | 17.8% |
Grade 2: | 41 | 10.1% | 44 | 12.2% | 42 | 12.6% | 42 | 13.7% | 39 | 15.7% | 18 | 8.9% | 30 | 13.3% |
Grade 3: | 51 | 12.6% | 48 | 13.3% | 50 | 15.0% | 47 | 15.4% | 19 | 7.6% | 22 | 10.8% | 30 | 13.3% |
Grade 4: | 54 | 13.3% | 48 | 13.3% | 48 | 14.4% | 23 | 7.5% | 24 | 9.6% | 19 | 9.4% | 14 | 6.2% |
Grade 5: | 54 | 13.3% | 52 | 14.4% | 27 | 8.1% | 27 | 8.8% | 22 | 8.8% | 15 | 7.4% | 20 | 8.9% |
Grade 6: | 60 | 14.8% | 28 | 7.8% | 30 | 9.0% | 30 | 9.8% | 19 | 7.6% | 28 | 13.8% | 21 | 9.3% |
Grade 7: | 28 | 6.9% | 29 | 8.0% | 29 | 8.7% | 27 | 8.8% | 29 | 11.6% | 14 | 6.9% | 19 | 8.4% |
Grade 8: | 31 | 7.6% | 29 | 8.0% | 22 | 6.6% | 28 | 9.2% | 15 | 6.0% | 15 | 7.4% | 16 | 7.1% |
Ungraded: | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
Student By Gender: | ||||||||||||||
Male: | 233 | 57.4% | 202 | 56.0% | 181 | 54.4% | 163 | 53.3% | 140 | 56.2% | 118 | 58.1% | 118 | 52.4% |
Female: | 173 | 42.6% | 159 | 44.0% | 152 | 45.6% | 143 | 46.7% | 109 | 43.8% | 85 | 41.9% | 103 | 45.8% |
Student By Races: | ||||||||||||||
American Indian/Alaska Native: | 5 | 1.2% | 4 | 1.1% | 5 | 1.5% | 11 | 3.6% | 1 | 0.4% | 6 | 3.0% | 9 | 4.0% |
Asian: | 3 | 0.7% | 1 | 0.3% | 1 | 0.3% | 4 | 1.3% | 1 | 0.4% | 2 | 1.0% | 2 | 0.9% |
Hispanic: | 122 | 30.0% | 111 | 30.7% | 111 | 33.3% | 111 | 36.3% | 75 | 30.1% | 53 | 26.1% | 69 | 30.7% |
Black: | 5 | 1.2% | 1 | 0.3% | 0 | 0.0% | 8 | 2.6% | 0 | 0.0% | 4 | 2.0% | 10 | 4.4% |
White: | 122 | 30.0% | 74 | 20.5% | 51 | 15.3% | 161 | 52.6% | 20 | 8.0% | 126 | 62.1% | 135 | 60.0% |
Hawaiian Native/Pacific Islander: | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | NA | NA |
Two or More Races: | 149 | 36.7% | 170 | 47.1% | 165 | 49.5% | 11 | 3.6% | 152 | 61.0% | 12 | 5.9% | NA | NA |
Lunch Program: | ||||||||||||||
Free Lunch Program Eligible: | 118 | 29.1% | 167 | 46.3% | NA | NA | 146 | 47.7% | 105 | 42.2% | 76 | 37.4% | 66 | 29.3% |
Reduced-Price Lunch Program Eligible: | 47 | 11.6% | 52 | 14.4% | NA | NA | 31 | 10.1% | 33 | 13.3% | 17 | 8.4% | 31 | 13.8% |
Student-Teacher Ratio: | 25.38 | 24.07 | 23.79 | NA | NA | 19.15 | 14.90 | 14.40 |
Test Performance
Year | Test | Grade | Measurement | Score | School District | State Average |
STAR | ||||||
2007 | English Language Arts Standards | 2nd Grade | Mean Scaled Score | 326.9 | 348.5 | 345 |
2008 | English Language Arts Standards | 2nd Grade | Mean Scaled Score | 336.3 | 352.3 | 348 |
2009 | English Language Arts Standards | 2nd Grade | Mean Scaled Score | 361.6 | 356.5 | 352.8 |
2010 | English Language Arts Standards | 2nd Grade | Mean Scaled Score | 372.5 | 359.4 | 356.6 |
2011 | English Language Arts Standards | 2nd Grade | Mean Scaled Score | 404 | 362.7 | 359.5 |
2012 | English Language Arts Standards | 2nd Grade | Mean Scaled Score | 396.6 | 364.6 | 361.5 |
2013 | English Language Arts Standards | 2nd Grade | Mean Scaled Score | 405.1 | 362.3 | 357.3 |
2007 | Mathematics | 2nd Grade | Mean Scaled Score | 333 | 367.9 | 369.2 |
2008 | Mathematics | 2nd Grade | Mean Scaled Score | 349.5 | 369.7 | 372.4 |
2009 | Mathematics | 2nd Grade | Mean Scaled Score | 357.9 | 367.9 | 376.7 |
2010 | Mathematics | 2nd Grade | Mean Scaled Score | 394.3 | 377.6 | 381.6 |
2011 | Mathematics | 2nd Grade | Mean Scaled Score | 429.4 | 370.7 | 382.2 |
2012 | Mathematics | 2nd Grade | Mean Scaled Score | 420.7 | 369 | 382.7 |
2013 | Mathematics | 2nd Grade | Mean Scaled Score | 388.4 | 373.7 | 379.9 |
2007 | English Language Arts Standards | 3rd Grade | Mean Scaled Score | 313.1 | 334.4 | 330 |
2008 | English Language Arts Standards | 3rd Grade | Mean Scaled Score | 315.9 | 333.7 | 332.8 |
2009 | English Language Arts Standards | 3rd Grade | Mean Scaled Score | 373.5 | 345.5 | 340.3 |
2010 | English Language Arts Standards | 3rd Grade | Mean Scaled Score | 351.4 | 344.1 | 342.2 |
2011 | English Language Arts Standards | 3rd Grade | Mean Scaled Score | 359.9 | 349.6 | 345.3 |
2012 | English Language Arts Standards | 3rd Grade | Mean Scaled Score | 401.1 | 348.7 | 347.1 |
2013 | English Language Arts Standards | 3rd Grade | Mean Scaled Score | 377.0 | 348.9 | 345.7 |
2007 | Mathematics | 3rd Grade | Mean Scaled Score | 360.6 | 379.9 | 370.9 |
2008 | Mathematics | 3rd Grade | Mean Scaled Score | 337.8 | 382.2 | 379 |
2009 | Mathematics | 3rd Grade | Mean Scaled Score | 396.9 | 390.4 | 387.7 |
2010 | Mathematics | 3rd Grade | Mean Scaled Score | 415.8 | 396.5 | 395.4 |
2011 | Mathematics | 3rd Grade | Mean Scaled Score | 425.8 | 399 | 400.6 |
2012 | Mathematics | 3rd Grade | Mean Scaled Score | 477.2 | 391.9 | 399.2 |
2013 | Mathematics | 3rd Grade | Mean Scaled Score | 434.1 | 397.4 | 399.0 |
2007 | English Language Arts Standards | 4th Grade | Mean Scaled Score | 354.1 | 354.7 | 353.2 |
2008 | English Language Arts Standards | 4th Grade | Mean Scaled Score | 337.7 | 360.8 | 357.8 |
2009 | English Language Arts Standards | 4th Grade | Mean Scaled Score | 362 | 368.6 | 366.8 |
2010 | English Language Arts Standards | 4th Grade | Mean Scaled Score | 375.8 | 364 | 369.9 |
2011 | English Language Arts Standards | 4th Grade | Mean Scaled Score | 353.4 | 369 | 371.6 |
2012 | English Language Arts Standards | 4th Grade | Mean Scaled Score | 412.3 | 375.6 | 375.2 |
2013 | English Language Arts Standards | 4th Grade | Mean Scaled Score | 421.6 | 371.6 | 374.2 |
2007 | Mathematics | 4th Grade | Mean Scaled Score | 363.9 | 368.3 | 366.1 |
2008 | Mathematics | 4th Grade | Mean Scaled Score | 331.5 | 376.5 | 373.9 |
2009 | Mathematics | 4th Grade | Mean Scaled Score | 383 | 383.4 | 382.5 |
2010 | Mathematics | 4th Grade | Mean Scaled Score | 432.9 | 384.6 | 389.9 |
2011 | Mathematics | 4th Grade | Mean Scaled Score | 405.1 | 383.9 | 392.2 |
2012 | Mathematics | 4th Grade | Mean Scaled Score | 409 | 399.9 | 395.2 |
2013 | Mathematics | 4th Grade | Mean Scaled Score | 424.1 | 388.5 | 394.9 |
2007 | English Language Arts Standards | 5th Grade | Mean Scaled Score | 340.2 | 341.8 | 342.8 |
2008 | English Language Arts Standards | 5th Grade | Mean Scaled Score | 297.4 | 345.9 | 347.6 |
2009 | English Language Arts Standards | 5th Grade | Mean Scaled Score | 327.1 | 358 | 356.2 |
2010 | English Language Arts Standards | 5th Grade | Mean Scaled Score | 362.4 | 359.4 | 359.4 |
2011 | English Language Arts Standards | 5th Grade | Mean Scaled Score | 353.8 | 359.4 | 362 |
2012 | English Language Arts Standards | 5th Grade | Mean Scaled Score | 369.3 | 363.9 | 366.1 |
2013 | English Language Arts Standards | 5th Grade | Mean Scaled Score | 421.9 | 371.6 | 365.2 |
2007 | Mathematics | 5th Grade | Mean Scaled Score | 304.5 | 352.5 | 356.8 |
2008 | Mathematics | 5th Grade | Mean Scaled Score | 280.5 | 351.1 | 364.6 |
2009 | Mathematics | 5th Grade | Mean Scaled Score | 383.7 | 374.9 | 375.8 |
2010 | Mathematics | 5th Grade | Mean Scaled Score | 388.1 | 381.5 | 383.4 |
2011 | Mathematics | 5th Grade | Mean Scaled Score | 422.4 | 371.5 | 392.6 |
2012 | Mathematics | 5th Grade | Mean Scaled Score | 381.9 | 376.8 | 395.3 |
2013 | Mathematics | 5th Grade | Mean Scaled Score | 393.2 | 391.3 | 393.2 |
2007 | Science | 5th Grade | Mean Scaled Score | 325.5 | 328.5 | 334.3 |
2008 | Science | 5th Grade | Mean Scaled Score | 287.5 | 343.9 | 345.2 |
2009 | Science | 5th Grade | Mean Scaled Score | 337.7 | 360.9 | 354.1 |
2010 | Science | 5th Grade | Mean Scaled Score | 358.3 | 368.6 | 362.2 |
2011 | Science | 5th Grade | Mean Scaled Score | 333 | 359.3 | 367.2 |
2012 | Science | 5th Grade | Mean Scaled Score | 336.8 | 365.2 | 367.4 |
2013 | Science | 5th Grade | Mean Scaled Score | 362.6 | 371.0 | 366.9 |
2007 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 341.6 | 341.3 | 339.5 |
2008 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 342.9 | 348.8 | 345.5 |
2009 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 371.1 | 355.9 | 352.5 |
2010 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 342.7 | 363.5 | 356.8 |
2011 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 357.5 | 361.4 | 358.4 |
2012 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 385.4 | 362.3 | 364.2 |
2013 | English Language Arts Standards | 6th Grade | Mean Scaled Score | 381.0 | 363.3 | 363.0 |
2007 | Mathematics | 6th Grade | Mean Scaled Score | 317.1 | 345.3 | 343.2 |
2008 | Mathematics | 6th Grade | Mean Scaled Score | 305.2 | 349.4 | 347.9 |
2009 | Mathematics | 6th Grade | Mean Scaled Score | 338.4 | 352.5 | 354.5 |
2010 | Mathematics | 6th Grade | Mean Scaled Score | 323.7 | 363.1 | 360.5 |
2011 | Mathematics | 6th Grade | Mean Scaled Score | 362.7 | 362.5 | 364.6 |
2012 | Mathematics | 6th Grade | Mean Scaled Score | 380.5 | 359.6 | 366.8 |
2013 | Mathematics | 6th Grade | Mean Scaled Score | 356.5 | 362.9 | 366.5 |
2007 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 330.5 | 350.3 | 342.9 |
2008 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 332.8 | 351.4 | 348.6 |
2009 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 365.5 | 358.8 | 354.3 |
2010 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 392.1 | 365.9 | 356.4 |
2011 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 332.9 | 371.7 | 360.3 |
2012 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 365.8 | 371.7 | 366.6 |
2013 | English Language Arts Standards | 7th Grade | Mean Scaled Score | 382.7 | 368.2 | 363.5 |
2007 | Mathematics | 7th Grade | Mean Scaled Score | 304.1 | 339.5 | 336 |
2008 | Mathematics | 7th Grade | Mean Scaled Score | 305.7 | 353.4 | 339.3 |
2009 | Mathematics | 7th Grade | Mean Scaled Score | 331.5 | 350.3 | 345 |
2010 | Mathematics | 7th Grade | Mean Scaled Score | 376.2 | 363.5 | 352.2 |
2011 | Mathematics | 7th Grade | Mean Scaled Score | 309.8 | 373.6 | 354.9 |
2012 | Mathematics | 7th Grade | Mean Scaled Score | 333.7 | 373.5 | 360.5 |
2013 | Mathematics | 7th Grade | Mean Scaled Score | 401.0 | 362.9 | 357.9 |
2007 | Algebra I | 8th Grade | Mean Scaled Score | 277.2 | 372.9 | 336.8 |
2009 | Algebra I | 8th Grade | Mean Scaled Score | 286.5 | 375.2 | 347.3 |
2010 | Algebra I | 8th Grade | Mean Scaled Score | 329.1 | 374.9 | 350.3 |
2011 | Algebra I | 8th Grade | Mean Scaled Score | 358.4 | 370.6 | 351.9 |
2012 | Algebra I | 8th Grade | Mean Scaled Score | 340.4 | 395.4 | 355.1 |
2013 | Algebra I | 8th Grade | Mean Scaled Score | 285.3 | 388.9 | 358.0 |
2007 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 342.6 | 343.7 | 338.7 |
2008 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 316.4 | 345.4 | 341.2 |
2009 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 337.7 | 352.6 | 348.5 |
2010 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 377.1 | 362.1 | 357.1 |
2011 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 379.5 | 366.2 | 361.8 |
2012 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 387 | 372.2 | 365.2 |
2013 | English Language Arts Standards | 8th Grade | Mean Scaled Score | 356.3 | 369.0 | 361.3 |
2007 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 307.5 | 328.7 | 329.8 |
2008 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 329.7 | 330.5 | 333.9 |
2009 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 331.1 | 335 | 340.2 |
2010 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 382.4 | 340.6 | 348.1 |
2011 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 403 | 350.2 | 352.6 |
2012 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 373 | 353.5 | 356.6 |
2013 | History - Social Science Grade 8 | 8th Grade | Mean Scaled Score | 360.7 | 351.9 | 357.1 |
2007 | Science | 8th Grade | Mean Scaled Score | 324 | 346.1 | 339.7 |
2008 | Science | 8th Grade | Mean Scaled Score | 331.2 | 358.3 | 355 |
2009 | Science | 8th Grade | Mean Scaled Score | 320.3 | 377.6 | 364.3 |
2010 | Science | 8th Grade | Mean Scaled Score | 354.8 | 377.1 | 375.3 |
2011 | Science | 8th Grade | Mean Scaled Score | 375.3 | 383.7 | 385.9 |
2012 | Science | 8th Grade | Mean Scaled Score | 331.1 | 401.5 | 394.8 |
2013 | Science | 8th Grade | Mean Scaled Score | 324.0 | 388.7 | 390.9 |
2007 | Algebra I | End of course | Mean Scaled Score | 277.2 | 330.8 | 311.1 |
2009 | Algebra I | End of course | Mean Scaled Score | 286.5 | 332.9 | 319.7 |
2010 | Algebra I | End of course | Mean Scaled Score | 329.1 | 333.8 | 323.9 |
2011 | Algebra I | End of course | Mean Scaled Score | 358.4 | 329.1 | 326.9 |
2012 | Algebra I | End of course | Mean Scaled Score | 340.4 | 337.6 | 330.4 |
2013 | Algebra I | End of course | Mean Scaled Score | 285.3 | 341.7 | 334.1 |
Some data by SchoolDigger.com.
* Twin Rivers Charter Primary 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.