Largest Nonprofits in Maryland

Top nonprofits ranked by total revenue

50 organizations
Year: Latest 2024 2023 2022
# Organization Revenue Assets
1 JOHNS HOPKINS UNIVERSITY
EIN: 520595110 · BALTIMORE, MD
$10.6B $25.3B
2 THE JOHNS HOPKINS HOSPITAL
EIN: 520591656 · BALTIMORE, MD
$3.2B $3.5B
3 A D F COMMUNITY OUTREACH FOUNDATION INC
EIN: 262437544 · Mechanicsville, MD
$2.7B $5.8M
4 University of Maryland Medical System Corporation
EIN: 521362793 · Baltimore, MD
$2.2B $4.4B
5 HH MEDSTAR HEALTH INC
EIN: 521542230 · COLUMBIA, MD
$2.1B $473.5M
6 Howard Hughes Medical Institute
EIN: 590735717 · CHEVY CHASE, MD
$2.0B $29.5B
7 Financial Industry Regulatory Authority Inc
EIN: 530088710 · ROCKVILLE, MD
$1.6B $2.5B
8 FINRA REGULATION INC
EIN: 521959501 · ROCKVILLE, MD
$1.4B $94.1M
9 AMERICAN POSTAL WORKERS UNION AFL CIO HEALTH
EIN: 520940594 · ELKRIDGE, MD
$1.3B $418.9M
10 SINAI HOSPITAL OF BALTIMORE INC
EIN: 520486540 · BALTIMORE, MD
$1.0B $721.8M
11 ADVENTIST HEALTHCARE INC
EIN: 521532556 · GAITHERSBURG, MD
$910.2M $1.6B
12 JOHNS HOPKINS BAYVIEW MEDICAL CENTER INC
EIN: 521341890 · BALTIMORE, MD
$899.1M $491.7M
13 IMPACTASSETSINC
EIN: 262048480 · BETHESDA, MD
$866.5M $2.9B
14 NECA IBEW FAMILY MEDICAL CARE TRUST FUND
EIN: 753198514 · ROCKVILLE, MD
$850.2M $1.2B
15 JOHNS HOPKINS HEALTH SYSTEM CORPORATION
EIN: 521465301 · BALTIMORE, MD
$783.8M $2.3B
16 LUMINIS HEALTH ANNE ARUNDEL MEDICAL CENTER INC
EIN: 521169362 · ANNAPOLIS, MD
$759.6M $1.2B
17 HEALTHWELL FOUNDATION
EIN: 200413676 · GERMANTOWN, MD
$742.4M $637.8M
18 HOLY CROSS HEALTH INC
EIN: 520738041 · SILVER SPRING, MD
$709.0M $1.1B
19 JOHNS HOPKINS ALL CHILDREN'S HOSPITAL INC
EIN: 590683252 · BALTIMORE, MD
$702.2M $1.1B
20 JACK AND NANCY DWYER WORKFORCE DEVELOPMENT CENTER INC
EIN: 862555082 · BALTIMORE, MD
$696.1M $904.2M
21 BOARD OF EDUCATION OF MONTGOMERY COUNTY EMPLOYEE BENEFIT TRUST FUND
EIN: 526033249 · Rockville, MD
$690.1M $19.4M
22 Mercy Medical Center
EIN: 520591658 · Baltimore, MD
$685.0M $1.1B
23 GREATER BALTIMORE MEDICAL CENTER INC
EIN: 526049658 · BALTIMORE, MD
$674.6M $870.3M
24 MERITUS MEDICAL CENTER INC
EIN: 520607949 · HAGERSTOWN, MD
$633.6M $911.6M
25 HENRY M JACKSON FOUNDATION FOR THE ADVANCEMENT OF MILITARY MEDICINE
EIN: 521317896 · BETHESDA, MD
$628.9M $321.6M
26 FRANKLIN SQUARE HOSPITAL CENTER INC
EIN: 520608007 · BALTIMORE, MD
$613.1M $342.0M
27 UMSJ Health System LLC
EIN: 462097818 · Towson, MD
$605.6M $422.9M
28 SOUTHERN MARYLAND ELECTRIC COOPERATIVE INC
EIN: 520492367 · HUGHESVILLE, MD
$542.5M $1.2B
29 TIDALHEALTH PENINSULA REGIONAL INC
EIN: 520591628 · SALISBURY, MD
$527.7M $711.1M
30 Baltimore Washington Medical Center Inc
EIN: 520689917 · Glen Burnie, MD
$519.7M $577.8M
31 JOHNS HOPKINS MEDICAL SERVICES CORPORATION
EIN: 521232569 · BALTIMORE, MD
$476.5M $3.2M
32 THE UNION MEMORIAL HOSPITAL
EIN: 520591685 · BALTIMORE, MD
$472.7M $265.4M
33 Dimensions Health Corporation
EIN: 521289729 · Upper Marlboro, MD
$463.7M $729.6M
34 FELLO INC
EIN: 526047882 · LINTHICUM HEIGHTS, MD
$445.7M $92.8M
35 St Agnes Healthcare Inc
EIN: 520591657 · Baltimore, MD
$440.6M $341.2M
36 SUBURBAN HOSPITAL INC
EIN: 520610545 · BETHESDA, MD
$427.7M $716.6M
37 FREDERICK HEALTH HOSPITAL INC
EIN: 520591612 · FREDERICK, MD
$408.2M $646.3M
38 UPMC WESTERN MARYLAND CORPORATION
EIN: 520591531 · CUMBERLAND, MD
$407.0M $323.6M
39 NATIONAL AUTOMATIC SPRINKLER INDUSTRY WELFARE FUND
EIN: 530215881 · LANDOVER, MD
$385.6M $729.9M
40 Loyola University Maryland Inc
EIN: 520591623 · Baltimore, MD
$368.9M $840.6M
41 MEDSTAR HEALTH INC
EIN: 522087445 · COLUMBIA, MD
$363.6M $3.4B
42 UNITED STATES PHARMACOPEIAL CONVENTION
EIN: 131656692 · ROCKVILLE, MD
$353.7M $750.8M
43 JHPIEGO CORPORATION
EIN: 237424444 · BALTIMORE, MD
$349.7M $216.1M
44 NFL PLAYER DISABILITY & SURVIVOR BENEFIT PLAN
EIN: 521852594 · BALTIMORE, MD
$349.5M $92.3M
45 LIFEBRIDGE HEALTH INC
EIN: 521402373 · OWINGS MILLS, MD
$346.6M $1.9B
46 Upper Chesapeake Medical Center Inc
EIN: 521253920 · Bel Air, MD
$333.5M $779.8M
47 TIDALHEALTH INC
EIN: 522132761 · SALISBURY, MD
$324.2M $1.1B
48 HOWARD COUNTY GENERAL HOSPITAL INC
EIN: 522093120 · BALTIMORE, MD
$319.9M $410.5M
49 SHEPPARD PRATT HEALTH SYSTEM INC
EIN: 520591684 · BALTIMORE, MD
$319.6M $430.5M
50 National Gallery of Art
EIN: 536001666 · Landover, MD
$315.5M $1.9B
Data from IRS Form 990 filings. Click an organization name to view full details. © 2026 990 Finder by Trantor SpA.