Most Efficient Nonprofits in Delaware

Most Efficient nonprofit rankings for Delaware. 100 organizations with $37.1B in combined revenue. Updated 2026 IRS 990 data.

100Organizations
$37.1BTotal Revenue
$4.0BTotal Assets
79/100Avg Score

Most Efficient Rankings for Delaware (100)

#OrganizationCityRevenueAssetsScore
1 Pta Delaware Congress Newark $0 $0 50/100
2 Delaware Storm Travel Teams Inc Selbyville $58K $12K 90/100
3 My Sisters Place Inc Newark $0 $0 60/100
4 Kent County Amateur Radio Club Dover $0 $0 70/100
5 The Trinity Bible School Of Hempstead New Castle $0 $0 70/100
6 Debra L Sipple Memorial Inc Camden $0 $0 40/100
7 Parstem Realty Company Inc Newark $2.3M $4.6M 40/100
8 Fjw Realty Corporation Newark $5K $0 50/100
9 Cio Civic Association New Castle $0 $0 50/100
10 The Techlinc Project Wilmington $0 $0 60/100
11 Eppley Foundation Trust Uw Me Apt 7 6061 38 00 Fbo Research Greenville $490K $3.4M 95/100
12 Louisiana Oil Properties Inc Newark $104K $1K 60/100
13 Cogdell Properties Inc Newark $2K $1K 50/100
14 Quile Corporation Newark $1.2M $0 60/100
15 Charles A Mastronardi Charitable Foundation Wilmington $6.2M $16.3M 95/100
16 Mason Dixon Woodworkers Delmar $0 $0 40/100
17 Friends Of Kent County Public Library Dover $0 $0 50/100
18 Coastal Camera Club Lewes $0 $0 70/100
19 Soul Riders Car Club Wilmington $0 $0 65/100
20 Delaware Valley Historic Sampler Guild Hockessin $0 $0 60/100
21 Agape Charismatic & Evangelistic Ministry Inc Newark $0 $0 40/100
22 Sussex County Genealogical Society Lewes $0 $0 70/100
23 Barefoot Gardeners Club Selbyville $0 $0 60/100
24 Hickory Woods Civic Association Bear $0 $0 60/100
25 Pot Nets Catnippers Association Long Neck $0 $0 50/100
26 Milford Community Band Milford $0 $0 70/100
27 Bernard And Patricia Iacovangelo Family Foundation Inc Wilmington $2.5M $2.5M 95/100
28 Interfaith Coalition Buildingblocks For Wilmington Inc Wilmington $0 $0 70/100
29 Howard W Swank Alma K Swank Andrichard Kemper Swank Foundation Wilmington $3.9M $14.4M 95/100
30 Duke & Gael Habernickel Charitablefoundation Wilmington $766K $2.0M 95/100
31 Association Of De Fish Wildlife And Boating Enforcement Volunteers Georgetown $0 $0 70/100
32 Sussex County Foster Parent Cluster Association Georgetown $0 $0 60/100
33 The Medved Family Foundation Wilmington $0 $0 70/100
34 West Point Society Of Delmarva Wilmington $0 $0 85/100
35 Delaware Seashore Parrot Head Club Nassau $0 $0 70/100
36 Kendeda Fund Wilmington $64.2M $50.7M 95/100
37 Aids Delaware Inc Wilmington $10.7M $2.3M 85/100
38 Klungness Family Foundation Inc Wilmington $9.0M $5.4M 90/100
39 Richard S And Karen Lefrak Charitable Foundation Inc Wilmington $6.6M $8.0M 90/100
40 Ruth Winkelman Wender Foundation Wilmington $3.3M $6.8M 85/100
41 The John C Griswold Family Foundation Wilmington $4.9M $13.4M 90/100
42 Herbert And Nell Singer Foundation Inc Wilmington $37.5M $60.9M 90/100
43 Jonathan & Susan Dolgen Family Foundation Inc Wilmington $1.6M $4.5M 90/100
44 Joy Amisano Charitable Foundation Newark $426K $2.0M 95/100
45 Roripaugh Family Foundation Wilmington $685K $2.1M 90/100
46 The Fortin Foundation Inc Wilmington $2.3M $9.8M 95/100
47 Louis J Casale Jr Charitable Foundation Inc Wilmington $251K $38K 90/100
48 Havanese Rescue Inc Lewes $485K $1.9M 95/100
49 Talleyville Girls Softball League Incorporated Wilmington $250K $295K 92/100
50 Weprin Family Foundation Inc Wilmington $44K $337K 90/100
51 The Carol A Ammon Foundation Wilmington $163K $3.8M 75/100
52 Jean T And Heyward G Pelham Foundation Wilmington $20.6M $40.0M 90/100
53 Martin Family Charitable Foundation Inc Wilmington $856K $1.4M 90/100
54 Shelby Cullom Davis Charitable Fund Inc Wilmington $36.6B $3.1B 95/100
55 Gelco Charitable Foundation Wilmington $18.8M $6.1M 92/100
56 The Rouse Family Foundation Wilmington $3K $5K 85/100
57 American Electric Power Foundation Wilmington $71.3M $65.2M 90/100
58 The Charles And Dolores Zaionc Family Foundation Inc Wilmington $1.6M $2.2M 90/100
59 The Douglas And Gloria Rumberger Foundation Wilmington $1.6M $6.0M 90/100
60 Oechsle Family Foundation Inc Wilmington $30.5M $59.5M 92/100
61 Garrison Family Foundation Wilmington $7.0M $18.0M 90/100
62 Delaware Coalition For Opengovernment Inc Wilmington $6K $13K 95/100
63 Leonard And Ilona H Ling Familyfoundation Wilmington $1.5M $2.3M 92/100
64 Robert J And Jennifer J Banks Charitable Tr Wilmington $3.1M $11.3M 90/100
65 Seymour And Sylvia Rothchild Family 2004 Charitable Foundation Wilmington $1.9M $4.1M 90/100
66 Vincent Dowling Family Foundation Inc Wilmington $2.6M $31.9M 90/100
67 Singhal Family Charitable Foundation Wilmington $3.9M $15.8M 90/100
68 Caryl H And Bernard M Susman Family Foundation Wilmington $815K $2.3M 85/100
69 Kevah And Michele Konner Family Foundation Inc Wilmington $193K $350K 90/100
70 Riecker Charitable Foundation Wilmington $968K $4.0M 92/100
71 Turkanis Family Foundation Wilmington $57K $658K 90/100
72 Kate Risley Foundation Inc Wilmington $563K $1.9M 92/100
73 Charles R Wood Foundation Wilmington $34.0M $45.7M 85/100
74 Kuehner Brothers Foundation Inc Wilmington $61K $1.8M 85/100
75 Rodney Street Tennis Association Wilmington $694K $784K 92/100
76 American College Of Bankruptcy Foundation Dover $1.3M $3.1M 92/100
77 Wilmington Tigers Basketball Club Of Delaware Inc Wilmington $0 $0 70/100
78 Contractors For A Cause Foundation Llc Ocean View $201K $409K 92/100
79 Samuel J And Ethel Lefrak Charitable Foundation Inc Wilmington $402K $9.6M 85/100
80 Family Outreach Multi Purpose Community Center Inc Lincoln $233K $4K 75/100
81 Bay And Paul Foundations Inc Wilmington $175 $8K 70/100
82 M & T Weiner Foundation Wilmington $8.7M $25.7M 85/100
83 Davidson Family Foundation Inc Lewes $19K $109K 85/100
84 Samuel J And Ethel Lefrak Charitable Trust Wilmington $1.5M $4.8M 70/100
85 Wasily Family Foundation Wilmington $12.5M $43.9M 75/100
86 Geoffrey C Hughes Foundation Inc Wilmington $3.7M $24.2M 85/100
87 Bowman Family Foundation Hockessin $684K $4.0M 92/100
88 Gerald L Lennard Foundation Inc Wilmington $21.3M $45.2M 70/100
89 Gerald And Janet Carrus Foundation Wilmington $764K $2.5M 55/100
90 Rifkind Family Foundation Wilmington $1.1M $817K 70/100
91 Serenbetz Family Foundation Inc Wilmington $8.5M $21.9M 95/100
92 Mellinger Family Foundation Wilmington $34K $37K 75/100
93 Anne Anastasi Charitable Foundation Wilmington $472K $4.4M 75/100
94 Wsfs Foundation Wilmington $8.3M $12.3M 92/100
95 Richard E Frain Jr Charitable Foundation Inc Wilmington $778K $1.2M 75/100
96 Univ Of Michigan Law School Tr Greenville $11.8M $42.1M 85/100
97 Anna Weir Hubbard Uw 39 15 C Greenville $1.2M $4.0M 85/100
98 Louis And Anne Abrons Foundation Inc Wilmington $49.4M $125.9M 85/100
99 Herman Goldman Foundation Inc Wilmington $5.7M $12.0M 85/100
100 Jim Neuberger And Helen Stambler Neuberger Foundation Inc Wilmington $1.8M $4.7M 85/100

Frequently Asked Questions

What are the most efficient nonprofits in Delaware?

There are 100 nonprofits in Delaware ranked by most efficient, with $37.1B in combined annual revenue.

How are Delaware nonprofit rankings determined?

Rankings are based on the latest IRS 990 filing data. Nonprofits with the best program expense ratios. Each organization is ranked relative to other Delaware nonprofits.

How do Delaware nonprofits compare nationally?

Delaware has 100 organizations in this ranking category. View the national most efficient rankings for broader context.

Where can I find more nonprofit data for Delaware?

Visit our Delaware state page for a complete overview of all nonprofits, or explore specific categories and cities within Delaware.

Other Rankings for Delaware

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