Nonprofits in Winchester, Massachusetts

42 nonprofits in Winchester, Massachusetts with $538.4M in total revenue. AI-powered transparency reports from IRS 990 data.

42Nonprofits
$538.4MTotal Revenue
$0Total Assets
8Categories

Nonprofit Categories in Winchester

Philanthropy & Grantmaking: 7 orgs Education: 5 orgs Human Services: 4 orgs Arts, Culture & Humanities: 4 orgs Recreation & Sports: 4 orgs Health Care: 2 orgs International: 2 orgs Medical Research: 1 orgs

Top Nonprofits in Winchester by Revenue

#OrganizationCategoryRevenueScoreAI Insight
1 Winchester Hospital Health Care $413.4M
2 The Robert And Michelle Cooke Atchinson Foundation Philanthropy & Grantmaking $40.0M
3 Schools For Children Inc Education $19.6M
4 Winchester Country Club Recreation & Sports $15.0M
5 Acera School Inc Education $6.1M
6 Doe Family Foundation Philanthropy & Grantmaking $4.8M
7 Winchester Community Music School Trust Arts, Culture & Humanities $4.1M
8 Winchester Soccer Club Recreation & Sports $4.0M
9 Robsham Family Foundation Philanthropy & Grantmaking $2.9M
10 Winchester Boat Club $2.2M

All Winchester Organizations (42)

Protect Global Kids Corp

Philanthropy & Grantmaking · $227K revenue

Lotus Academy Inc

Education · $622K revenue

Reboot Rx Inc

Medical Research · $1.0M revenue

Society Of Nurses Scientist Innovators Entrepreneurs & Leaders

Health Care · $321K revenue

Pdf Association Inc

Community Improvement · $879K revenue

Robsham Family Foundation

Philanthropy & Grantmaking · $2.9M revenue

Mastery Transcript Consortium

· $1.0M revenue

Bloom India Development Foundation Inc

Human Services · $864K revenue

Appalachian Springs Foundation

Philanthropy & Grantmaking · $450K revenue

The Robert And Michelle Cooke Atchinson Foundation

Philanthropy & Grantmaking · $40.0M revenue

Dan And Terese Heintzelman Family Foundation Inc

Philanthropy & Grantmaking · $1.1M revenue

Winchester Community Music School Trust

Arts, Culture & Humanities · $4.1M revenue

Society For Functional Near Infrared Spectroscopy Inc

Human Services · $250K revenue

Winchester Scholarship Foundation

Education · $1.7M revenue

Childrens Own School Inc

· $1.8M revenue

Winchester Community Access And Media Inc

Arts, Culture & Humanities · $503K revenue

The Griffin Museum Of Photography Inc

Arts, Culture & Humanities · $1.3M revenue

Winchester Soccer Club

Recreation & Sports · $4.0M revenue

Winchester Foundation For Educational Excellence Inc

Philanthropy & Grantmaking · $253K revenue

Winchester Youth Baseball & Softball Inc

Recreation & Sports · $385K revenue

Winchester Hockey Parents Association Inc

Arts, Culture & Humanities · $661K revenue

Winchester After School Program

Human Services · $1.6M revenue

Schools For Children Inc

Education · $19.6M revenue

Winchester Seniors Association Inc

· $1.4M revenue

Winchester Cooperative Nursery School Inc

· $635K revenue

Neighborhood Co Operative Nursery School Inc

Education · $514K revenue

Benevolent & Protective Order Of Elks Of The Usa

· $558K revenue

Winchester Hospital

Health Care · $413.4M revenue

Winchester Mount Vernon House

· $1.5M revenue

Winchester Country Club

Recreation & Sports · $15.0M revenue

Winchester Boat Club

· $2.2M revenue

Acera School Inc

Education · $6.1M revenue

1 For3 Dot Org Inc

International · $1.2M revenue

Doe Family Foundation

Philanthropy & Grantmaking · $4.8M revenue

Wright Locke Farm Conservancy Inc

Environment · $1.9M revenue

Massachusetts Teachers Association

· $397K revenue

Winchester Committee For A Better Chance Inc

Human Services · $290K revenue

En Ka Society Inc

· $439K revenue

Snave Foundation

· $1.0M revenue

St Peters Church Of Uganda Winchester Inc

Religion-Related · $348K revenue

Armenia 2020 Inc

International · $622K revenue

Pi Kappa Alpha Fraternity

Recreation & Sports · $231K revenue

Other Cities in Massachusetts

Boston (1607) Cambridge (324) Worcester (256) Springfield (171) Dorchester (125) Newton (113) Pittsfield (103) Waltham (103) Beverly (101) New Bedford (88) Framingham (87) Quincy (84) Lowell (82) Concord (80) Brookline (80) Lexington (80) Lynn (79) Braintree (78) Somerville (77) Needham (76)

About Nonprofit Research in Winchester

Every tax-exempt nonprofit in the United States is required to file an IRS Form 990, which discloses financial details including revenue, expenses, assets, executive compensation, and program activities. NonprofitSpending uses AI to analyze these public filings and generate transparency reports for each organization.

For Winchester, Massachusetts, we track 42 registered nonprofits. Our AI enrichment process evaluates each organization's spending efficiency, revenue trends, governance practices, and mission alignment to produce a mission score and honest headline. This data helps donors, journalists, researchers, and community members make informed decisions about the nonprofits operating in their city.

Data on this page is sourced from IRS 990 filings, IRS Business Master Files, and supplemented with AI-powered analysis. Filing dates, ruling dates, and financial figures reflect the most recent available data. For the most current information on any organization, click through to its individual transparency report.

Frequently Asked Questions

How many nonprofits are in Winchester, Massachusetts?

There are 42 registered nonprofits in Winchester, Massachusetts, with $538.4M in combined annual revenue and $0 in total assets.

What is the largest nonprofit in Winchester, Massachusetts?

The largest nonprofit in Winchester by revenue is Winchester Hospital with $413.4M in annual revenue.

What types of nonprofits operate in Winchester?

The most common categories in Winchester are Philanthropy & Grantmaking, Education, Human Services.

How efficient are nonprofits in Winchester with their spending?

Spending efficiency data is being compiled for nonprofits in Winchester.

What is the highest executive compensation at a nonprofit in Winchester?

Executive compensation data is being compiled for nonprofits in Winchester.

How can I research a nonprofit in Winchester?

You can research any nonprofit in Winchester by clicking on its name above to view its full AI-powered transparency report. Each report includes IRS 990 financial data, spending breakdowns, executive compensation, revenue trends, and AI-generated risk assessments based on publicly available filings.

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