Union County schools ranked by test score
Latest NJSLA year (2024-25). 93 schools in Union County, New Jersey with reported Mathematics scores. New Jersey state average: 41.6%.
| Rank | School | Level | Mathematics | vs state |
|---|---|---|---|---|
| 1 | Franklin Elementary School SUMMIT · Summit Public School District | Elementary | 92.1% | +50.5pp |
| 2 | Lincoln-Hubbard Elementary School SUMMIT · Summit Public School District | Elementary | 86.4% | +44.8pp |
| 3 | Salt Brook School NEW PROVIDENCE · New Providence School District | Elementary | 85.5% | +43.9pp |
| 4 | Washington Elementary School SUMMIT · Summit Public School District | Elementary | 85.2% | +43.6pp |
| 5 | Wilson Elementary School Westfield · Westfield Public School District | Elementary | 83.5% | +41.9pp |
| 6 | Allen W. Roberts School NEW PROVIDENCE · New Providence School District | Elementary | 82.4% | +40.8pp |
| 7 | Franklin Elementary School Westfield · Westfield Public School District | Elementary | 82.3% | +40.7pp |
| 8 | Jefferson Elementary School Westfield · Westfield Public School District | Elementary | 80.3% | +38.7pp |
| 9 | J. Ackerman Coles Elementary School SCOTCH PLAINS · Scotch Plains-Fanwood School District | Elementary | 78.8% | +37.2pp |
| 10 | Howard B. Brunner Elementary School SCOTCH PLAINS · Scotch Plains-Fanwood School District | Elementary | 78.3% | +36.7pp |
| 11 | Washington Elementary School Westfield · Westfield Public School District | Elementary | 78.3% | +36.7pp |
| 12 | Brookside Place School CRANFORD · Cranford Public School District | Elementary | 77.3% | +35.7pp |
| 13 | William J. McGinn Elementary School SCOTCH PLAINS · Scotch Plains-Fanwood School District | Elementary | 76.1% | +34.5pp |
| 14 | Thomas P. Hughes School BERKELEY HTS · Berkeley Heights School District | Elementary | 76.0% | +34.4pp |
| 15 | Brayton Elementary School SUMMIT · Summit Public School District | Elementary | 75.0% | +33.4pp |
| 16 | Tamaques Elementary School Westfield · Westfield Public School District | Elementary | 74.6% | +33.0pp |
| 17 | McKinley Elementary School Westfield · Westfield Public School District | Elementary | 74.3% | +32.7pp |
| 18 | Mountain Park School BERKELEY HTS · Berkeley Heights School District | Elementary | 72.2% | +30.6pp |
| 19 | Hillside Avenue School CRANFORD · Cranford Public School District | Elementary | 68.0% | +26.4pp |
| 20 | Jefferson Elementary School SUMMIT · Summit Public School District | Elementary | 67.4% | +25.8pp |
| 21 | Edward V. Walton Primary School Springfield · Springfield Public School District | Elementary | 67.1% | +25.5pp |
| 22 | Livingston Avenue School CRANFORD · Cranford Public School District | Elementary | 67.1% | +25.5pp |
| 23 | Frank K. Hehnly CLARK · Clark Township Public School District | Elementary | 63.1% | +21.5pp |
| 24 | James Caldwell Elementary School Springfield · Springfield Public School District | Elementary | 62.5% | +20.9pp |
| 25 | Valley Road School CLARK · Clark Township Public School District | Elementary | 62.4% | +20.8pp |
| 26 | School One Elementary SCOTCH PLAINS · Scotch Plains-Fanwood School District | Elementary | 61.7% | +20.1pp |
| 27 | Thelma L. Sandmeier Elementary School Springfield · Springfield Public School District | Elementary | 60.7% | +19.1pp |
| 28 | Evergreen Elementary School SCOTCH PLAINS · Scotch Plains-Fanwood School District | Elementary | 59.9% | +18.3pp |
| 29 | Washington Elementary UNION · Township of Union School District | Elementary | 56.7% | +15.1pp |
| 30 | Lincoln GARWOOD · Garwood Boro | Elementary | 48.7% | +7.1pp |
| 31 | Victor Mravlag School No. 21 ELIZABETH · Elizabeth Public Schools | Elementary | 44.7% | +3.1pp |
| 32 | Connecticut Farms Elementary UNION · Township of Union School District | Elementary | 44.1% | +2.5pp |
| 33 | Livingston Elementary UNION · Township of Union School District | Elementary | 42.8% | +1.2pp |
| 34 | Number 9 Linden · Linden Public School District | Elementary | 42.3% | +0.7pp |
| 35 | Harrison Elementary School ROSELLE · Roselle Public School District | Elementary | 41.8% | +0.2pp |
| 36 | Warren G. Harding Elementary School Kenilworth · Kenilworth School District | Elementary | 41.5% | -0.1pp |
| 37 | Sherman Elementary School ROSELLE PARK · Roselle Park Public School District | Elementary | 40.9% | -0.7pp |
| 38 | Frederic W. Cook Elementary School PLAINFIELD · Plainfield Public School District | Elementary | 39.3% | -2.3pp |
| 39 | Chessie Dentley Roberts Academy School No. 30 ELIZABETH · Elizabeth Public Schools | Elementary | 38.5% | -3.1pp |
| 40 | Emerson Community School PLAINFIELD · Plainfield Public School District | Elementary | 37.6% | -4.0pp |
| 41 | Hurden Looker Elementary School HILLSIDE · Hillside Public School District | Elementary | 34.6% | -7.0pp |
| 42 | Dr. Orlando Edreira Academy School No. 26 ELIZABETH · Elizabeth Public Schools | Elementary | 34.5% | -7.1pp |
| 43 | Ernest J. Finizio Jr. - Aldene School ROSELLE PARK · Roselle Park Public School District | Elementary | 34.1% | -7.5pp |
| 44 | Battle Hill Elementary UNION · Township of Union School District | Elementary | 33.0% | -8.6pp |
| 45 | Number 10 Linden · Linden Public School District | Elementary | 33.0% | -8.6pp |
| 46 | Dr. Charles C. Polk School ROSELLE · Roselle Public School District | Elementary | 32.4% | -9.2pp |
| 47 | Dr. Albert Einstein Academy School No. 29 ELIZABETH · Elizabeth Public Schools | Elementary | 30.9% | -10.7pp |
| 48 | Elmora School No. 12 ELIZABETH · Elizabeth Public Schools | Elementary | 30.4% | -11.2pp |
| 49 | Robert Gordon Elementary School ROSELLE PARK · Roselle Park Public School District | Elementary | 30.4% | -11.2pp |
| 50 | Hannah Caldwell Elementary UNION · Township of Union School District | Elementary | 30.3% | -11.3pp |
About this ranking
Schools are ranked by the percentage of students who scored at or above the NJSLA % Meeting or Exceeding Expectations threshold on the latest available NJSLA Mathematics test (school year 2024-25). Only public schools in Union County, New Jersey with a reasonable cohort size are shown. A higher percentage is better.
The comparison column shows the gap to the New Jersey statewide enrollment-weighted average. To compare against neighboring counties, use the full New Jersey ranking.