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East ContraCosta Historical Society

EIN 68-0012962Brentwood, CAArts & CultureLatest 990 FY2024

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Listed with the IRS. Every screen came back clear.

A 501(c)(3) on Publication 78 and the IRS master file.

A paid feature, included from the $75 plan up. Sign in to download.Checked Oct 15, 2026, 5:10 PM ET
IRS listing
Listed
Revocation
None
IRS files
Agree
Sanctions
No match
IRS bulletin
No notice
California
Registered
Charity type
509(a)(2)

$115krevenue
FY2024 · +154% in 3 yrs
7 of 8years filed
’17’18’19’20’21’22’23’24
Revenue and spendingRevenueSpendingDeficit
$0$25k$50k$75k$100k$125k’17’18’20’21’22’23’24
Against similar nonprofits FY2024
Operating margin35.9%
Months of reserve48.0mo
Revenue growth (annualized)+13.6%
Middle half of peersMedianEast ContraCosta Historical Society
Where the money goes FY2024 · $74k spent
Programs$19k26%Management and general$36k49%Fundraising$19k25%990 FY2024 · Part IX line 25