School 21 Primary School
100 Lee Ave
Yonkers NY, 10705, Westchester County
Phone: 914-376-8435
Ranking: 
(2,831 out of 3,424, bottom 17%)*
(2,831 out of 3,424, bottom 17%)*Type: Regular Primary School
Status: Currently Operational
Grade: Prekindergarten to Grade 6
School District: Yonkers City 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: | 21 | 21 | 23 | 28 | 23 | 25 | 26 | |||||||
| Total Students: | 504 | 476 | 456 | 483 | 400 | 409 | 461 | |||||||
| Prekindergarten: | 32 | 6.3% | 32 | 6.7% | 34 | 7.5% | 42 | 8.7% | 41 | 10.3% | 36 | 8.8% | 52 | 11.3% |
| Kindergarten: | 77 | 15.3% | 76 | 16.0% | 52 | 11.4% | 70 | 14.5% | 53 | 13.3% | 65 | 15.9% | 71 | 15.4% |
| Grade 1: | 81 | 16.1% | 57 | 12.0% | 67 | 14.7% | 70 | 14.5% | 64 | 16.0% | 69 | 16.9% | 71 | 15.4% |
| Grade 2: | 62 | 12.3% | 69 | 14.5% | 57 | 12.5% | 61 | 12.6% | 63 | 15.8% | 63 | 15.4% | 76 | 16.5% |
| Grade 3: | 67 | 13.3% | 61 | 12.8% | 63 | 13.8% | 59 | 12.2% | 61 | 15.3% | 64 | 15.6% | 63 | 13.7% |
| Grade 4: | 63 | 12.5% | 61 | 12.8% | 58 | 12.7% | 59 | 12.2% | 68 | 17.0% | 51 | 12.5% | 63 | 13.7% |
| Grade 5: | 62 | 12.3% | 62 | 13.0% | 61 | 13.4% | 63 | 13.0% | 50 | 12.5% | 61 | 14.9% | 65 | 14.1% |
| Grade 6: | 59 | 11.7% | 57 | 12.0% | 63 | 13.8% | 59 | 12.2% | NA | NA | NA | NA | NA | NA |
| Ungraded: | 1 | 0.2% | 1 | 0.2% | 1 | 0.2% | NA | NA | NA | NA | NA | NA | NA | NA |
| Student By Gender: | ||||||||||||||
| Male: | 272 | 54.0% | 257 | 54.0% | 260 | 57.0% | 277 | 57.3% | 220 | 55.0% | 218 | 53.3% | 249 | 54.0% |
| Female: | 232 | 46.0% | 219 | 46.0% | 196 | 43.0% | 206 | 42.7% | 172 | 43.0% | 183 | 44.7% | 208 | 45.1% |
| Student By Races: | ||||||||||||||
| American Indian/Alaska Native: | 3 | 0.6% | 2 | 0.4% | 0 | 0.0% | 1 | 0.2% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% |
| Asian: | 30 | 6.0% | 26 | 5.5% | 28 | 6.1% | 22 | 4.6% | 19 | 4.8% | 20 | 4.9% | 26 | 5.6% |
| Hispanic: | 281 | 55.8% | 266 | 55.9% | 254 | 55.7% | 290 | 60.0% | 243 | 60.8% | 243 | 59.4% | 265 | 57.5% |
| Black: | 65 | 12.9% | 64 | 13.4% | 51 | 11.2% | 62 | 12.8% | 51 | 12.8% | 51 | 12.5% | 76 | 16.5% |
| White: | 118 | 23.4% | 113 | 23.7% | 118 | 25.9% | 107 | 22.2% | 87 | 21.8% | 95 | 23.2% | 94 | 20.4% |
| Hawaiian Native/Pacific Islander: | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | NA | NA | NA | NA | NA | NA |
| Two or More Races: | 7 | 1.4% | 5 | 1.1% | 5 | 1.1% | 1 | 0.2% | NA | NA | NA | NA | NA | NA |
| Lunch Program: | ||||||||||||||
| Free Lunch Program Eligible: | 296 | 58.7% | 320 | 67.2% | 275 | 60.3% | 277 | 57.3% | 206 | 51.5% | 185 | 45.2% | 246 | 53.4% |
| Reduced-Price Lunch Program Eligible: | 32 | 6.3% | 38 | 8.0% | 44 | 9.6% | 45 | 9.3% | 50 | 12.5% | 49 | 12.0% | 65 | 14.1% |
| Student-Teacher Ratio: | 24.00 | 22.67 | 19.83 | 17.08 | 17.39 | 16.40 | 17.70 | |||||||
Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| NY State Assessments | ||||||
| 2006 | English Language Arts | 3rd Grade | % met std | 72% | 61% | 69% |
| 2007 | English Language Arts | 3rd Grade | % met std | 36% | 55% | 67% |
| 2008 | English Language Arts | 3rd Grade | % met std | 44% | 60% | 70% |
| 2009 | English Language Arts | 3rd Grade | % met std | 72% | 70% | 76% |
| 2010 | English Language Arts | 3rd Grade | % met std | 37% | 44% | 55% |
| 2011 | English Language Arts | 3rd Grade | % met std | 25% | 43% | 56% |
| 2012 | English Language Arts | 3rd Grade | % met std | 35% | 44% | 56% |
| 2013 | English Language Arts | 3rd Grade | % met std | 13.3% | 16.9% | 31.1% |
| 2006 | Math | 3rd Grade | % met std | 91% | 74% | 80% |
| 2007 | Math | 3rd Grade | % met std | 71% | 75% | 85% |
| 2008 | Math | 3rd Grade | % met std | 88% | 82% | 90% |
| 2009 | Math | 3rd Grade | % met std | 94% | 88% | 93% |
| 2010 | Math | 3rd Grade | % met std | 36% | 49% | 59% |
| 2011 | Math | 3rd Grade | % met std | 39% | 45% | 59% |
| 2012 | Math | 3rd Grade | % met std | 44% | 51% | 61% |
| 2013 | Math | 3rd Grade | % met std | 6.8% | 16.8% | 34.2% |
| 2007 | English Language Arts | 4th Grade | % met std | 59% | 55% | 68% |
| 2008 | English Language Arts | 4th Grade | % met std | 49% | 65% | 71% |
| 2009 | English Language Arts | 4th Grade | % met std | 58% | 67% | 77% |
| 2010 | English Language Arts | 4th Grade | % met std | 32% | 46% | 57% |
| 2011 | English Language Arts | 4th Grade | % met std | 44% | 43% | 56% |
| 2012 | English Language Arts | 4th Grade | % met std | 26% | 43% | 60% |
| 2013 | English Language Arts | 4th Grade | % met std | 26.2% | 16.8% | 30.3% |
| 2006 | Math | 4th Grade | % met std | 94% | 77% | 78% |
| 2007 | Math | 4th Grade | % met std | 69% | 63% | 81% |
| 2008 | Math | 4th Grade | % met std | 72% | 77% | 83% |
| 2009 | Math | 4th Grade | % met std | 81% | 81% | 87% |
| 2010 | Math | 4th Grade | % met std | 46% | 49% | 64% |
| 2011 | Math | 4th Grade | % met std | 40% | 48% | 67% |
| 2012 | Math | 4th Grade | % met std | 51% | 57% | 69% |
| 2013 | Math | 4th Grade | % met std | 24.6% | 21.1% | 36.3% |
| 2006 | Science | 4th Grade | % met std | 96% | 88% | 86% |
| 2007 | Science | 4th Grade | % met std | 93% | 78% | 85% |
| 2008 | Science | 4th Grade | % met std | 81% | 80% | 86% |
| 2009 | Science | 4th Grade | % met std | 91% | 84% | 88% |
| 2010 | Science | 4th Grade | % met std | 71% | 83% | 89% |
| 2011 | Science | 4th Grade | % met std | 74% | 80% | 88% |
| 2012 | Science | 4th Grade | % met std | 85% | 81% | 89% |
| 2007 | English Language Arts | 5th Grade | % met std | 49% | 52% | 68% |
| 2008 | English Language Arts | 5th Grade | % met std | 61% | 66% | 78% |
| 2009 | English Language Arts | 5th Grade | % met std | 77% | 73% | 83% |
| 2010 | English Language Arts | 5th Grade | % met std | 30% | 39% | 53% |
| 2011 | English Language Arts | 5th Grade | % met std | 32% | 40% | 53% |
| 2012 | English Language Arts | 5th Grade | % met std | 35% | 49% | 58% |
| 2013 | English Language Arts | 5th Grade | % met std | 10.2% | 15.8% | 30.2% |
| 2006 | Math | 5th Grade | % met std | 73% | 62% | 68% |
| 2007 | Math | 5th Grade | % met std | 58% | 55% | 76% |
| 2008 | Math | 5th Grade | % met std | 84% | 68% | 83% |
| 2009 | Math | 5th Grade | % met std | 84% | 79% | 88% |
| 2010 | Math | 5th Grade | % met std | 43% | 44% | 65% |
| 2011 | Math | 5th Grade | % met std | 42% | 43% | 66% |
| 2012 | Math | 5th Grade | % met std | 53% | 49% | 66% |
| 2013 | Math | 5th Grade | % met std | 6.7% | 14.6% | 29.9% |
| 2007 | Social Studies | 5th Grade | % met std | 90% | 77% | 78% |
| 2008 | Social Studies | 5th Grade | % met std | 91% | 82% | 85% |
| 2009 | Social Studies | 5th Grade | % met std | 93% | 86% | 86% |
| 2010 | Social Studies | 5th Grade | % met std | 87% | 86% | 86% |
| 2011 | English Language Arts | 6th Grade | % met std | 23% | 42% | 56% |
| 2012 | English Language Arts | 6th Grade | % met std | 30% | 46% | 55% |
| 2013 | English Language Arts | 6th Grade | % met std | 7.1% | 15.7% | 29.6% |
| 2011 | Math | 6th Grade | % met std | 31% | 38% | 63% |
| 2012 | Math | 6th Grade | % met std | 34% | 49% | 66% |
| 2013 | Math | 6th Grade | % met std | 10.3% | 17% | 30.6% |
Some data by SchoolDigger.com.
* School 21 Primary School was rated 1.5 out of 5 by USA.com. The ranking was calculated based on publically available historical Math and English performance data.