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Historical Society of Southern California

EIN 95-6006121Agoura Hills, 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, 5:36 PM ET
IRS listing
Listed
Revocation
None
IRS files
Agree
Sanctions
No match
IRS bulletin
No notice
California
Registered
Charity type
509(a)(2)

$167krevenue
FY2024 · +66% in 3 yrs
1staff
8 of 8years filed
’17’18’19’20’21’22’23’24
Revenue and spendingRevenueSpendingDeficit
$0$50k$100k$150k$200k’17’18’19’20’21’22’23’24
Against similar nonprofits FY2024
Operating margin54.4%
Months of reserve12.4mo
Revenue growth (annualized)+2.2%
Middle half of peersMedianHistorical Society of Southern California
Where the money goes FY2024 · $76k spent
Programs$38k49%Management and general$32k41%Fundraising$7k9%990 FY2024 · Part IX line 25