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Sonnenberg Gardens and Mansion- State Historic Park

EIN 23-7089093Canandaigua, NYEnvironmentLatest 990 FY2025

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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 Nov 7, 2026, 5:56 PM ET
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)

$1.3Mrevenue
FY2025 · +25% in 3 yrs
19staff
8 of 8years filed
’18’19’20’21’22’23’24’25
Revenue and spendingRevenueSpendingDeficit
$0$1.0M$2.0M$3.0M$4.0M$5.0M’18’19’20’21’22’23’24’25
Against similar nonprofits FY2025
Operating margin4.6%
Months of reserve37.1mo
Revenue growth (annualized)+3.5%
Middle half of peersMedianSonnenberg Gardens and Mansion- State Historic Park
Where the money goes FY2025 · $1.2M spent
Programs$817k66%Management and general$359k29%Fundraising$60k5%990 FY2025 · Part IX line 25