Nonprofit screen
Screen a listMiddlesex County Historical Society
Can you give?
Listed with the IRS. Every screen came back clear.
A 501(c)(3) on Publication 78 and the IRS master file.
- IRS nonprofit listing
- No issue
- Revocation
- None
- IRS files
- Agree
- Sanctions
- No match
- IRS bulletin
- No notice
- California
- No record
- Charity type
- 509(a)(2)
$275krevenue
FY2026 · +299% in 3 yrs1staff
8 of 8years filed
’19’20’21’22’23’24’25’26
Revenue and spendingRevenueSpendingDeficit
Against similar nonprofits FY2026
Operating margin64.9%
Months of reserve14.4mo
Revenue growth (annualized)+12.7%
Middle half of peersMedianMiddlesex County Historical Society
Where the money goes FY2026 · $96k spent
Programs$55k57%Management and general$35k37%Fundraising$6k6%990 FY2026 · Part IX line 25
Nothing to check in the filings
In its favor1
Growing faster than peers
Revenue up 13% a year since FY2017, faster than half of similar nonprofits.
990 Part I · peer cohort6funders
$10ka year, last 3 years
70%from its largest funder
Funder’17’18’19’20’21’22’23Connecticut Humanities Council IncSince FY2022$14k$7kConnecticut Trust for Historic Preservation IncOn and off$9kThe Bank of America Charitable Foundation IncOn and off$5kAetna Foundation IncOn and off$40Donor-advised giftsDonors not disclosed$7k$19$18$13$26
FundedThrough a donor-advised fund