New Castle County schools ranked by test score
Latest DeSSA + SBAC year (2024-25). 88 schools in New Castle County, Delaware with reported Mathematics scores. Delaware state average: 34.0%.
| Rank | School | Level | Mathematics | vs state |
|---|---|---|---|---|
| 1 | Christiana High School Newark · Christina School District | High | 74.0% | +40.0pp |
| 2 | Newark Charter School Newark · Newark Charter School | Combined | 70.7% | +36.7pp |
| 3 | Cedar Lane Elementary School Middletown · Appoquinimink School District | Elementary | 69.6% | +35.6pp |
| 4 | North Star Elementary School Hockessin · Red Clay Consolidated School District | Elementary | 68.3% | +34.3pp |
| 5 | MOT Charter School Middletown · MOT Charter School | Combined | 65.3% | +31.3pp |
| 6 | Linden Hill Elementary School Wilmington · Red Clay Consolidated School District | Elementary | 64.3% | +30.3pp |
| 7 | Hanby Elementary School Wilmington · Brandywine School District | Elementary | 63.0% | +29.0pp |
| 8 | William F. Cooke Jr. Elementary Hockessin · Red Clay Consolidated School District | Elementary | 61.2% | +27.2pp |
| 9 | Crystal Run Elementary School Middletown · Appoquinimink School District | Elementary | 60.6% | +26.6pp |
| 10 | Loss (Olive B.) Elementary School Bear · Appoquinimink School District | Elementary | 60.6% | +26.6pp |
| 11 | Jones (Albert H.) Elementary School Newark · Christina School District | Elementary | 59.0% | +25.0pp |
| 12 | Waters (Alfred G.) Middle School Middletown · Appoquinimink School District | Middle | 58.1% | +24.1pp |
| 13 | Claymont Elementary School Claymont · Brandywine School District | Elementary | 58.0% | +24.0pp |
| 14 | Wilson (Etta J.) Elementary School Newark · Christina School District | Elementary | 57.3% | +23.3pp |
| 15 | West Park Place Elementary School Newark · Christina School District | Elementary | 55.2% | +21.2pp |
| 16 | Lorewood Grove Elementary School Middletown · Appoquinimink School District | Elementary | 53.4% | +19.4pp |
| 17 | Townsend Elementary School Townsend · Appoquinimink School District | Elementary | 51.4% | +17.4pp |
| 18 | Conrad Schools of Science Wilmington · Red Clay Consolidated School District | High | 51.3% | +17.3pp |
| 19 | Old State Elementary School Townsend · Appoquinimink School District | Elementary | 50.7% | +16.7pp |
| 20 | Forwood Elementary School Wilmington · Brandywine School District | Elementary | 50.3% | +16.3pp |
| 21 | Calloway (Cab) School of the Arts Wilmington · Red Clay Consolidated School District | High | 48.8% | +14.8pp |
| 22 | duPont (H.B.) Middle School Hockessin · Red Clay Consolidated School District | Middle | 47.8% | +13.8pp |
| 23 | Lancashire Elementary School Wilmington · Brandywine School District | Elementary | 45.3% | +11.3pp |
| 24 | Marbrook Elementary School Wilmington · Red Clay Consolidated School District | Elementary | 42.1% | +8.1pp |
| 25 | First State Montessori Academy Wilmington · First State Montessori Academy | Elementary | 42.0% | +8.0pp |
| 26 | Odyssey Charter School Wilmington · Odyssey Charter School | Combined | 41.7% | +7.7pp |
| 27 | Lombardy Elementary School Wilmington · Brandywine School District | Elementary | 41.6% | +7.6pp |
| 28 | Maclary (R. Elisabeth) Elementary School Newark · Christina School District | Elementary | 39.6% | +5.6pp |
| 29 | Marshall (Thurgood) Elementary School Newark · Christina School District | Elementary | 39.6% | +5.6pp |
| 30 | Brandywine Springs School Wilmington · Red Clay Consolidated School District | Elementary | 39.2% | +5.2pp |
| 31 | Silver Lake Elementary School Middletown · Appoquinimink School District | Elementary | 39.0% | +5.0pp |
| 32 | Downes (John R.) Elementary School Newark · Christina School District | Elementary | 38.5% | +4.5pp |
| 33 | Heritage Elementary School Wilmington · Red Clay Consolidated School District | Elementary | 38.2% | +4.2pp |
| 34 | Cantwells Bridge Middle School Townsend · Appoquinimink School District | Middle | 38.1% | +4.1pp |
| 35 | Keene (William B.) Elementary School Newark · Christina School District | Elementary | 37.0% | +3.0pp |
| 36 | Carrcroft Elementary School Wilmington · Brandywine School District | Elementary | 36.3% | +2.3pp |
| 37 | Smith (Jennie E.) Elementary School Newark · Christina School District | Elementary | 36.1% | +2.1pp |
| 38 | Gallaher (Robert S.) Elementary School Newark · Christina School District | Elementary | 36.0% | +2.0pp |
| 39 | Mount Pleasant Elementary School Wilmington · Brandywine School District | Combined | 35.4% | +1.4pp |
| 40 | Bunker Hill Elementary School Middletown · Appoquinimink School District | Elementary | 34.3% | +0.3pp |
| 41 | Dickinson (John) School Wilmington · Red Clay Consolidated School District | High | 33.8% | -0.2pp |
| 42 | Forest Oak Elementary School Newark · Red Clay Consolidated School District | Elementary | 33.6% | -0.4pp |
| 43 | duPont (Pierre S.) Middle School Wilmington · Brandywine School District | Middle | 33.3% | -0.7pp |
| 44 | Meredith (Everett) Middle School Middletown · Appoquinimink School District | Middle | 32.6% | -1.4pp |
| 45 | Brick Mill Elementary School Middletown · Appoquinimink School District | Elementary | 32.2% | -1.8pp |
| 46 | McVey (Joseph M.) Elementary School Newark · Christina School District | Elementary | 32.1% | -1.9pp |
| 47 | Brookside Elementary School Newark · Christina School District | Elementary | 30.2% | -3.8pp |
| 48 | Leasure (May B.) Elementary School Newark · Christina School District | Elementary | 28.6% | -5.4pp |
| 49 | Talley Middle School Wilmington · Brandywine School District | Middle | 28.6% | -5.4pp |
| 50 | Wilbur (Kathleen H.) Elementary Bear · Colonial School District | Elementary | 27.8% | -6.2pp |
About this ranking
Schools are ranked by the percentage of students who scored at or above the DeSSA + SBAC % Proficient threshold on the latest available DeSSA + SBAC Mathematics test (school year 2024-25). Only public schools in New Castle County, Delaware with a reasonable cohort size are shown. A higher percentage is better.
The comparison column shows the gap to the Delaware statewide enrollment-weighted average. To compare against neighboring counties, use the full Delaware ranking.