Massachusetts
Nonprofits and 501C Tax Exempt Organizations

  • Organization Count: 63,598
  • Assets Total: $361,928,806,639
  • Income Total: $298,472,455,056
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  • Highest Asset Amount $75,287,515,000
  • Average Asset Amount $16,931,109
  • Highest Income Amount $85,336,627,703
  • Average Income Amount $12,370,096

Top Nonprofit Organizations in Massachusetts with the Most Assets

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501(C) Classification Totals

  • • The following table is a list of 501(c) classifications and the number of organizations in Massachusetts granted an exempt status under that classification.
    • The 501(c) section of the Internal Revenue Code of 1986 defines the category under which an organization may be tax exempt.
# Classification Description Organization Count Organization Assets
1 501(c)(3) Charitable Organization 31,129 $158,328,678,886 501c3
2 501(c)(3) Educational Organization 7,900 $164,287,347,195 501c3
3 501(c)(90) 4947(a)(2) - Charitable Trust (Form 990 Filer) 7,425 $0 501c90
4 501(c)(3) Religious Organization 3,628 $283,727,124 501c3
5 501(c)(7) Pleasure, Recreational, or Social Club 1,841 $1,255,641,829 501c7
6 501(c)(5) Labor Organization 1,549 $561,827,010 501c5
7 501(c)(8) Fraternal Beneficiary Society, Order or Association 1,419 $269,861,206 501c8
8 501(c)(4) Social Welfare Organization 1,254 $1,803,696,315 501c4
9 501(c)(19) Post or Organization of War Veterans 1,153 $60,585,523 501c19
10 501(c)(6) Business League 1,090 $1,138,162,109 501c6
11 501(c)(4) Civic League 983 $2,243,944,453 501c4
12 501(c)(10) Domestic Fraternal Societies and Associations 611 $180,406,494 501c10
13 501(c)(6) Board of Trade 592 $456,770,610 501c6
14 501(c)(3) Organization to Prevent Cruelty to Children 409 $26,336,479 501c3
15 501(c)(5) Horticultural Organization 403 $27,403,811 501c5
16 501(c)(9) Voluntary Employees' Beneficiary Association (Non-Govt. Emps.) 285 $8,074,880,546 501c9
17 501(c)(5) Agricultural Organization 241 $163,517,377 501c5
18 501(c)(2) Title-Holding Corporation 214 $464,981,875 501c2
19 501(c)(3) Organization to Prevent Cruelty to Animals 202 $171,682,942 501c3
20 501(c)(6) Chamber of Commerce 156 $42,577,108 501c6
21 501(c)(3) Literary Organization 143 $330,228,199 501c3
22 501(c)(92) 4947(a)(1) - Private Foundation (Form 990PF Filer) 140 $281,024,666 501c92
23 501(c)(14) Credit Union 112 $15,855,272,465 501c14
24 501(c)(13) Burial Association 109 $204,849,839 501c13
25 501(c)(4) Local Association of Employees 99 $6,223,034 501c4
26 501(c)(3) Scientific Organization 93 $2,586,301,396 501c3
27 501(c)(13) Cemetery Company 84 $465,578,983 501c13
28 501(c)(25) Title Holding Co. for Pensions, etc. 72 $839,254,106 501c25
29 501(c)(9) Voluntary Employees' Beneficiary Association (Govt. Emps.) 36 $311,611,179 501c9
30 501(c)(3) Organization for Public Safety Testing 25 $1,101,396 501c3
31 501(c)(1) Government Instrumentality 15 $0 501c1
32 501(c)(12) Benevolent Life Insurance Assoc. 12 $1,860,338 501c12
33 501(c)(15) Mutual Insurance Company or Assoc. Other Than Life or Marine 11 $0 501c15
34 501(c)(6) Real Estate Board 11 $17,166,963 501c6
35 501(c)(17) Supplemental Unemployment Compensation Trust or Plan 9 $5,807,176 501c17
36 501(c)(14) Other Mutual Corp. or Assoc. 4 $531,262,165 501c14
37 501(c)(12) Mutual Ditch or Irrigation Co. 3 $404,145 501c12
38 501(c)(12) Organization Like Those on Three Preceding Lines 3 $16,427 501c12
39 501(c)(40) Apostolic and Religious Org. (501(d)) 3 $0 501c40
40 501(c)(29) ACA 1322 Qualified Nonprofit Health Insurance Issuers 1 $111,701,583 501c29
41 501(c)(21) Black Lung Trust 1 $0 501c21
42 501(c)(11) Teachers Retirement Fund Assoc. 1 $2,469,912 501c11
False - none - No Classification 127 $534,643,775
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