| 1 | Newark Charter School Newark | 17:1 | Other | Newark Charter School | 3,109 |
| 2 | Odyssey Charter School Wilmington | 13:1 | Other | Odyssey Charter School | 2,286 |
| 3 | Caesar Rodney High School Camden | 16:1 | High | Caesar Rodney School District | 2,254 |
| 4 | Penn (William) High School New Castle | 18.1:1 | High | Colonial School District | 2,069 |
| 5 | Sussex Central High School Georgetown | 14.8:1 | High | Indian River School District | 2,012 |
| 6 | Cape Henlopen High School Lewes | 14.9:1 | High | Cape Henlopen School District | 1,889 |
| 7 | Dover High School Dover | 16.6:1 | High | Capital School District | 1,812 |
| 8 | Smyrna High School Smyrna | 16.6:1 | High | Smyrna School District | 1,777 |
| 9 | Delcastle Technical High School Wilmington | 12.4:1 | High | New Castle County Vocational-Technical School District | 1,605 |
| 10 | Las Americas Aspira Academy Newark | 15.2:1 | Other | Las Americas Aspira Academy | 1,471 |
| 11 | Christiana High School Newark | 14.6:1 | Other | Christina School District | 1,425 |
| 12 | Mot Charter School Middletown | 19.2:1 | Other | MOT Charter School | 1,407 |
| 13 | Appoquinimink High School Middletown | 16.3:1 | High | Appoquinimink School District | 1,357 |
| 14 | Sussex Technical High School Georgetown | 14.5:1 | High | Sussex Technical School District | 1,341 |
| 15 | Milford Senior High School Milford | 16.8:1 | High | Milford School District | 1,271 |
| 16 | Odessa High School Townsend | 15:1 | High | Appoquinimink School District | 1,254 |
| 17 | Middletown High School Middletown | 14.3:1 | High | Appoquinimink School District | 1,231 |
| 18 | Polytech High School Woodside | 12.9:1 | High | POLYTECH School District | 1,228 |
| 19 | St. Georges Technical High School Middletown | 14.6:1 | High | New Castle County Vocational-Technical School District | 1,198 |
| 20 | Sussex Academy Georgetown | 18.3:1 | Other | Sussex Academy | 1,182 |
| 21 | Conrad Schools of Science Wilmington | 18:1 | Other | Red Clay Consolidated School District | 1,164 |
| 22 | Laurel Elementary School Laurel | 16.3:1 | Elementary | Laurel School District | 1,145 |
| 23 | Hodgson (Paul M.) Vocational Technical High School Newark | 13.3:1 | High | New Castle County Vocational-Technical School District | 1,104 |
| 24 | Mount Pleasant High School Wilmington | 14.4:1 | High | Brandywine School District | 1,084 |
| 25 | Indian River High School Dagsboro | 13.3:1 | High | Indian River School District | 1,073 |
| 26 | Wilbur (Kathleen H.) Elementary Bear | 13.9:1 | Elementary | Colonial School District | 1,052 |
| 27 | Newark High School Newark | 17:1 | High | Christina School District | 1,039 |
| 28 | Dickinson (John) School Wilmington | 16.5:1 | Other | Red Clay Consolidated School District | 1,027 |
| 29 | Milford Central Academy Milford | 17:1 | Middle | Milford School District | 1,013 |
| 30 | Smyrna Middle School Smyrna | 16.6:1 | Middle | Smyrna School District | 1,011 |
| 31 | Concord High School Wilmington | 13.9:1 | High | Brandywine School District | 994 |
| 32 | Charter School of Wilmington Wilmington | 19:1 | High | Charter School of Wilmington | 977 |
| 33 | Seaford Senior High School Seaford | 17.6:1 | High | Seaford School District | 960 |
| 34 | Lake Forest High School Felton | 16.1:1 | High | Lake Forest School District | 951 |
| 35 | Calloway (Cab) School of the Arts Wilmington | 17.9:1 | Other | Red Clay Consolidated School District | 941 |
| 36 | Brandywine Springs School Wilmington | 15.5:1 | Elementary | Red Clay Consolidated School District | 941 |
| 37 | Claymont Elementary School Claymont | 14.2:1 | Elementary | Brandywine School District | 937 |
| 38 | Waters (Alfred G.) Middle School Middletown | 17.5:1 | Middle | Appoquinimink School District | 935 |
| 39 | Mckean (Thomas) High School Wilmington | 13.1:1 | High | Red Clay Consolidated School District | 920 |
| 40 | Academia Antonia Alonso Newark | 16.7:1 | Elementary | Academia Antonia Alonso | 910 |
| 41 | Glasgow High School Newark | 19:1 | High | Christina School District | 908 |
| 42 | Chipman (W.T.) Middle School Harrington | 18.6:1 | Middle | Lake Forest School District | 905 |
| 43 | Howard High School of Technology Wilmington | 13.5:1 | High | New Castle County Vocational-Technical School District | 905 |
| 44 | Talley Middle School Wilmington | 13.1:1 | Middle | Brandywine School District | 900 |
| 45 | Brandywine High School Wilmington | 13.8:1 | High | Brandywine School District | 897 |
| 46 | Meredith (Everett) Middle School Middletown | 15:1 | Middle | Appoquinimink School District | 867 |
| 47 | Georgetown Middle School Georgetown | 14.8:1 | Middle | Indian River School District | 861 |
| 48 | Central Middle School Dover | 14.8:1 | Middle | Capital School District | 860 |
| 49 | Cantwells Bridge Middle School Townsend | 17.5:1 | Middle | Appoquinimink School District | 852 |
| 50 | Bedford (Gunning) Middle School New Castle | 17.3:1 | Middle | Colonial School District | 846 |