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Arbor Bay School

EIN 01-0748214San Carlos, CAEducationLatest 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 5, 2026, 7:39 PM ET
IRS nonprofit listing
No issue
Revocation
None
IRS files
Agree
Sanctions
No match
IRS bulletin
No notice
California
Registered
Charity type
509(a)(1)

$1.7Mrevenue
FY2025 · +18% in 3 yrs
18staff
7 of 8years filed
’18’19’20’21’22’23’24’25
Revenue and spendingRevenueSpendingDeficit
$0$500k$1.0M$1.5M$2.0M’18’20’21’22’23’24’25
Against similar nonprofits FY2025
Operating margin16.9%
Months of reserve11.9mo
Revenue growth (annualized)+2.7%
Middle half of peersMedianArbor Bay School
Where the money goes FY2025 · $1.5M spent
Programs$1.0M72%Management and general$305k21%Fundraising$105k7%990 FY2025 · Part IX line 25