Index Every US public charity, on the record

Environment in Massachusetts

957 public charities the IRS codes as environment, 303 of them reporting revenue of $50,000 or more.

Organizations

Largest first

By revenue on the last return. Organizations that file Form 990-N report no figures and come last.

Organization	Return	Revenue
Community Land and Water Coalition IncPlymouth	Form 990 or 990-EZ	No figure
Nodeb IncorporatedAttleboro	Form 990-N	No figure
People Aligning to Create Harmony NFP IncSpringfield	Form 990-N	No figure
The Powering Forward Program IncMedford	Form 990-N	No figure
Women Income NetworkReading	Form 990-N	No figure
Deep Roots MVVineyard Haven	Form 990-N	No figure
Keep Nantucket WildNantucket	Form 990-N	No figure

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By size

Under $50K595
$50K to $500K153
$500K to $1M39
$1M to $2.5M49
$2.5M to $5M24
Over $5M41
No figure on file56

Size classes

Peers are ranked inside these.

$50K to $500K
151 organizations, median $166K
$500K to $5M
111 organizations, median $1.31M
Over $5M
41 organizations, median $10.8M

Most common codes

Natural resources conservation and protection
NTEE C30
155
Garden clubs
NTEE C42
147
Land resources conservation
NTEE C34
110
Water resources, wetlands conservation and management
NTEE C32
109
Environmental education
NTEE C60
89
Environmental beautification
NTEE C50
63
Alliances and advocacy
NTEE C01
60
Other environment
NTEE C99
50

Cities

Boston
66
Cambridge
28
Somerville
16
Worcester
15
Concord
13
Gloucester
13
Newton
12
Plymouth
12
Nantucket
11
Newburyport
11

Source. IRS public records, as of October 13, 2026. Financial figures are from the most recent return on file. Street addresses are not published here.

Peers. Public charities with the same focus group, state and size class, and a return no more than 33 months old.

Scope. The Index covers the 501(c)(3) organizations the IRS classes as publicly supported charities, in the 50 states and the District of Columbia. Churches, schools, hospitals and supporting organizations are classed separately and are not included.