| 1 | Delaware State University Dover | $270.5M | $266.3M | $529.9M |
| 2 | Wilmington University INC New Castle | $156.5M | $142.4M | $384.9M |
| 3 | Unidel Foundation INC Greenville | $96.5M | $43.6M | $484.8M |
| 4 | Institute of Cubergy Interactions Ici INC Wilmington | $70.2M | $0 | $20.2M |
| 5 | Zearn Claymont | $59.0M | $54.9M | $81.9M |
| 6 | Goldey Beacom College INC Wilmington | $53.9M | $26.3M | $243.5M |
| 7 | Tower Hill School Wilmington | $45.1M | $39.2M | $125.4M |
| 8 | Odyssey Charter School Incorporated Wilmington | $42.3M | $42.3M | $80.9M |
| 9 | St. Andrews School of Delaware INC Middletown | $40.4M | $34.3M | $399.3M |
| 10 | Homer Skelton Charitable Foundation Wilmington | $40.2M | $0 | $58.3M |
| 11 | Aspira of Delaware Charter Operations Newark | $32.9M | $32.9M | $72.1M |
| 12 | Philip F Dupont Tr Ud for University of Virginia 1028-2 Nect Wilmington | $32.5M | $9.7M | $92.1M |
| 13 | Sanford School INC Hockessin | $26.1M | $23.0M | $35.0M |
| 14 | Lee INC Wilmington | $24.9M | $24.9M | $3.6M |
| 15 | Tatnall School INC Wilmington | $22.0M | $17.9M | $46.9M |
| 16 | Mot Charter School INC Middletown | $20.7M | $20.7M | $43.5M |
| 17 | Delaware State University Foundation INC Dover | $18.5M | $15.1M | $37.5M |
| 18 | Academia Antonia Alonso Newark | $17.0M | $17.0M | $43.1M |
| 19 | H Fletcher Brown Trust U/w Fbo University of Delaware 3377 Wilmington | $16.8M | $1.9M | $53.8M |
| 20 | Sussex Academy of Arts & Sciences INC Georgetown | $16.0M | $16.0M | $34.9M |
| 21 | Charter School of New Castle INC Hst Newcastle | $15.4M | $15.4M | $14.8M |
| 22 | Kuumba Academy Charter School INC Wilmington | $15.4M | $15.4M | $12.4M |
| 23 | East Side Charter School of Wilmington INC Wilmington | $13.8M | $13.8M | $12.4M |
| 24 | Caravel Academy INC Bear | $13.5M | $13.5M | $20.3M |
| 25 | American Cooperative School of Tunis Acst Association Wilmington | $13.4M | $13.4M | $30.6M |
| 26 | Delmarva Christian Schools INC Georgetown | $13.0M | $13.0M | $27.8M |
| 27 | Intercollegiate Studies Institute INC Wilmington | $12.3M | $10.7M | $38.2M |
| 28 | Ariel University Foundation Middletown | $11.6M | $11.6M | $3.4M |
| 29 | Mid-atlantic Region Commission on Higher Education Wilmington | $11.1M | $11.1M | $21.7M |
| 30 | First State Montessori Academy INC Wilmington | $11.0M | $11.0M | $26.7M |
| 31 | Providence Creek Academy Charter School Clayton | $10.9M | $10.9M | $19.2M |
| 32 | Freire Charter School Wilmington INC Wilmington | $9.9M | $9.9M | $20.7M |
| 33 | St. Annes Episcopal School Middletown | $9.9M | $7.5M | $17.6M |
| 34 | Delaware Technical & Community College Educational Foundation 866 Dover | $9.4M | $3.4M | $39.8M |
| 35 | Diodes Foundation Wilmington | $8.8M | $0 | $10.3M |
| 36 | Red Lion Christian Academy INC Bear | $8.8M | $8.8M | $13.6M |
| 37 | Delaware Military Academy INC Wilmington | $8.7M | $8.7M | $30.7M |
| 38 | Early College High School at Delaware State University INC Dover | $8.4M | $8.4M | $9.3M |
| 39 | Academy of Dover Charter School Dover | $8.3M | $8.3M | $15.8M |
| 40 | Babcock Urological Endow Fd Wilmington | $7.9M | $2.2M | $21.8M |
| 41 | First State Military Academy Clayton | $7.7M | $7.7M | $11.0M |
| 42 | Wilmington Christian School Hockessin | $7.6M | $7.5M | $12.9M |
| 43 | Sussex Montessori School INC Seaford | $7.3M | $7.3M | $21.1M |
| 44 | Charter School INC Dover | $7.0M | $7.0M | $13.1M |
| 45 | Bellingcat Fund Wilmington | $6.8M | $6.8M | $6.3M |
| 46 | Tucc INC Wilmington | $6.5M | $6.5M | $18.6M |
| 47 | American Trust 33-11272-66 33-11512-98 Fbo Wilmington | $6.4M | $6.3M | $5.6M |
| 48 | Skylight Foundation INC Wilmington | $5.5M | $0 | $20.5M |
| 49 | Reading Assist Institute Wilmington | $5.2M | $5.2M | $5.0M |
| 50 | Gateway Charter School Wilmington | $5.0M | $5.0M | $4.7M |