1. Directory of nonprofits
  2. Locations
  3. Massachusetts
  4. Boston

Boston area nonprofits

There are 34,870 organizations in the greater Boston metro area, including the cities of Boston, Cambridge, Framingham, Newton, and Waltham. Combined, these Boston metro nonprofits employ 729,796 people, earn more than $180 billion in revenue each year, and have assets of $559 billion.
Skip to:

Job trends for Boston nonprofits

Employees per organizationNumber of organizations
0
 
7,274
1-10
 
2,357
11-25
 
1,000
26-100
 
956
101 to 1,000
 
633
1,000+
 
94
Key takeaways for employment stats:

Sizes of nonprofits in Boston

Revenues per organizationNumber of organizations
< $250k
 
10,978
$250k to $1M
 
3,303
$1M to $5M
 
2,102
$5M to $25M
 
1,008
$25M to $100M
 
317
$100M+
 
161
Key takeaways for revenue stats:

Types of nonprofits in Boston

Nonprofit typeNumberRevenues
Educational institutions
 
4,785
 
$34,460,309,024
Foundations
 
4,472
 
$29,067,055,854
Religious organizations
 
3,529
 
$289,751,131
Arts, culture, and humanities nonprofits
 
3,228
 
$2,384,022,177
Recreation, sports, and social clubs
 
3,034
 
$1,111,403,381
Human service organizations
 
2,359
 
$9,158,545,523
Business and community development organizations
 
2,009
 
$1,841,248,657
Unions and employment organizations
 
1,066
 
$1,440,228,718
Health organizations
 
1,000
 
$73,042,184,740
Mutual assistance organizations
 
996
 
$5,178,917,857
Showing 10 of 25 categories

Directory of nonprofits in Boston

Want to add filters to this list, or drill down on results in detail? Open in the Cause IQ search interface
1-20 of 34,870

National Consumer Law Center (NCLC)

The National Consumer Law Center works to defend the rights of low-income consumers and to advance economic justice.
Revenue
$21.6m
Assets
$49.4m
Employees
79
EIN
04-2488502
IRS type
501(c)(3)

National Organization for Rare Disorders (NORD)

National Organization for Rare Disorders (NORD), organization, is a patient advocacy organization dedicated to individuals with rare diseases and the organizations that serve them.
Revenue
$50.7m
Assets
$72.3m
Employees
124
EIN
13-3223946
IRS type
501(c)(3)

Massachusetts Society for the Prevention of Cruelty to Animals (MSPCA-Angell)

The MSPCA-Angell is a national and international leader in animal protection and veterinary medicine and provides direct hands-on care for thousands of animals each year.
Revenue
$144.8m
Assets
$252.2m
Employees
1,063
EIN
04-2103597
IRS type
501(c)(3)

The New England Automated Clearing House Association

The New England Automated Clearing House Association is a nonprofit Association that helps members originate and receive ach transactions, and provides products, services, education and marketing to increase The acceptance, use and quality of electronic t....
Revenue
$3.8m
Assets
$4.8m
Employees
20
EIN
04-2514013
IRS type
501(c)(6)

May Institute

May Institute is committed to excellence in specialized services through training, research, and the highest level of professional expertise to meet the broad range of needs in individuals, families, schools, and communities.
Revenue
$149.7m
Assets
$105.0m
Employees
2,344
EIN
04-2197449
IRS type
501(c)(3)

Museum of Science

We believe that everyone has a role to play in the world of science and technology - as learners, as future scientists or engineers, as citizens of our nation, as community leaders and members of the workforce, as consumers, and as stewards of our planet.
Revenue
$211.9m
Assets
$512.8m
Employees
525
EIN
04-2103916
IRS type
501(c)(3)

WGBH Educational Foundation

The WGBH Educational Foundation creates inspiring media content, engages audiences through diverse programs, and supports equitable learning for children and youth.
Revenue
$225.0m
Assets
$928.3m
Employees
1,379
EIN
04-2104397
IRS type
501(c)(3)

Fidelity Investments Charitable Gift Fund

The Fidelity Investments Charitable Gift Fund enhances donor generosity, distributing $11.8 billion in 2023 to support various charitable causes and organizations.
Revenue
$19.0b
Assets
$66.8b
Employees
0
EIN
11-0303001
IRS type
501(c)(3)

Center for Effective Philanthropy (CEP)

CEP's mission is to provide data and create insight so philanthropic funders can better define, assess, and improve their effectiveness - and, as a result, their intended impact.
Revenue
$14.2m
Assets
$21.6m
Employees
74
EIN
04-3523528
IRS type
501(c)(3)

Unitarian Universalist Service Committee (UUSC)

The Unitarian Universalist Service Committee (UUSC) promotes human rights and social justice in the United States and around the world.
Revenue
$11.2m
Assets
$45.2m
Employees
46
EIN
04-6186012
IRS type
501(c)(3)

Cradles To Crayons

Cradles to Crayons provides children from birth through age 12, living in homeless or low-income situations, with the essential items they need to thrive - at home, at school and at play.
Revenue
$48.9m
Assets
$33.1m
Employees
127
EIN
04-3584367
IRS type
501(c)(3)

National Brain Tumor Society (NBTS)

National Brain Tumor Society is fiercely committed to finding better treatments, and ultimately a cure, for people living with a brain tumor today and anyone who will be diagnosed tomorrow. This means effecting change in the system at all levels.
Revenue
$13.2m
Assets
$17.0m
Employees
52
EIN
04-3068130
IRS type
501(c)(3)

Dana-Farber Cancer Institute

Dana-Farber Cancer Institute is committed to providing expert, compassionate care to children and adults with cancer, while advancing the understanding, treatment, cure, and prevention of cancer and related diseases.
Revenue
$3.5b
Assets
$5.3b
Employees
9,211
EIN
04-2263040
IRS type
501(c)(3)

Year Up

Year Up's mission is to close the Opportunity Divide by providing urban young adults with the skills, experience, and support that will empower them to reach their potential through professional careers and higher education.
Revenue
$151.9m
Assets
$179.2m
Employees
827
EIN
04-3534407
IRS type
501(c)(3)

Mass General Brigham Incorporated and Affiliates Group Return

Partners HealthCare is a not-for-profit health care system that is committed to patient care, research, teaching, and service to the community locally and globally.
Revenue
$23.5b
Assets
$28.3b
Employees
92.2k
EIN
90-0656139
IRS type
501(c)(3)

Appalachian Mountain Club (AMC)

Founded in 1876, the Appalachian Mountain Club promotes the protection, enjoyment, and understanding of the mountains, forests, waters, and trails of America's Northeast and Mid-Atlantic regions.
Revenue
$43.6m
Assets
$221.0m
Employees
859
EIN
04-6001677
IRS type
501(c)(3)

Massachusetts Institute of Technology (MIT)

The mission of Massachusetts Institute of Technology (MIT) is to advance knowledge and educate students in science, technology, and other areas of scholarship that will best serve the nation and the world in the 21st century.
Revenue
$5.9b
Assets
$39.9b
Employees
27.9k
EIN
04-2103594
IRS type
501(c)(3)

Commonwealth Zoological Corporation (CZC)

Zoo New England's mission is to inspire people to protect and sustain the natural world for future generations by creating fun and engaging experiences that integrate wildlife and conservation programs, research, and education.
Revenue
$29.1m
Assets
$58.9m
Employees
400
EIN
04-3129124
IRS type
501(c)(3)

Harvard University

The oldest corporation in the Western Hemisphere is the Harvard Corporation, known formally as the President and Fellows of Harvard College. It is the smaller of Harvard's two governing boards; the other is the Board of Overseers.
Revenue
$6.1b
Assets
$70.6b
Employees
37.6k
EIN
04-2103580
IRS type
501(c)(3)

American Repertory Theatre (ART)

A.R.T. actively engages more than 10,000 community members and local students annually in project-based partnerships and workshops.
Revenue
$24.3m
Assets
$27.7m
Employees
157
EIN
04-2665867
IRS type
501(c)(3)
Want more insights on nonprofits in Boston?
There's a whole lot more to Cause IQ than what you see here. Additional filters, personnel information, peer benchmarking, Salesforce integration, vendor lists, etc. Access all the information your company needs in one place, already collected.
Schedule a demo
Over 200 customers use Cause IQ to grow, maintain, and serve their nonprofit clients.
Methodology: Cause IQ mines all tax-exempt organizations that file a Form 990, Form 990-EZ, or Form 990-PF with the IRS. We collect and aggregate this information from OCR'd paper taxreturns, XML e-file taxreturns, IRS-provided extract, the Business Master File, and Cause IQ secret sauce for data cleaning, categorization, classification, analytics, etc.
Cause IQ is a website that helps companies grow, maintain, and serve their nonprofit clients, and helps nonprofits find additional foundation funding. Our data and tools help professionals prospect for nonprofits, research opportunities, benchmark their clients, and enrich existing information.
Nonprofits
Product
Customers
About

© 2026 Nonprofit Metrics LLC
Terms of Service and Privacy Policy