Wirtz Family Foundation

Private foundation · Grantmaker Wilmington, DE EIN: 83-2108169

Wirtz Family Foundation is a private foundation, based in Wilmington, DE. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $129K in total assets. In 2025, it awarded 2 grants totaling $70K. Net investment income was $6K.

Wirtz Family Foundation at a glance

In short: Wirtz Family Foundation gave $70K across 2 grants in 2025 (avg $35K), mostly in California. Source: 2025 IRS Form 990-PF.

Annual giving (2025)
$70,000
+250.0% vs 2024
Grants made (2025)
2
+100.0% vs 2024
Average grant
$35,000
+75.0% vs 2024
Median grant
$35,000
Total assets
$128,522
-40.2% vs 2024
Primary geography
California (100% of itemized 2025 grant dollars)
Latest 990 filing
Form 990-PF, 2025 View filing

Data from IRS Form 990-PF, 2025; updated November 2026.

Who Wirtz Family Foundation funds

How this funder distributes its grants

Top Recipients

Top 2 recipients in 2025

Yes in My Back Yard: $50KYes in My Back Yard$50KCalifornia Homebuilding Foundation: $20KCalifornia HomebuildingFoundation$20K

The largest 2025 recipient was Yes in My Back Yard ($50K). Together the top 2 received $70K.

Grant Size Distribution

10 grants across all recorded years

9<$50K1$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 9 grants of 10 (90%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

3states

Share of 2025 grant dollars across all 2 itemized grants.

Cities

LakewoodSacramentoSan FransiscoBostonDenverSan Francisco

How Wirtz Family Foundation gives

  • Giving grew 268% from 2022 to 2025. Method
  • In 2025 it paid out 892% of its IRS minimum distribution (the 5% rule). Method

From the foundation's IRS Form 990-PF filings. Methodology.

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$20K$40K$60K$80K1 grant2020 2 grants2021 2 grants2022 3 grants2023 1 grant2024 2 grants2025

From 2020 to 2025, annual grant giving ranged from $1K (2020) to $70K (2025). In 2025 it made 2 grants totaling $70K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
Yes in My Back Yard San Fransisco, CAGeneral & Unrestricted$50,000
California Homebuilding Foundation Sacramento, CAHomebuilding Higher Education Program$20,000
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2025$128,522$6,332$92,848$70,0002$90,839$5,717$10,180
2024$215,038$16,999$30,632$20,0001$28,549$16,077$12,079
2023$228,671$14,881$55,612$45,0003$53,458$12,927$13,039
2022$269,402$13,971$30,399$19,0002$27,474$10,998$14,451
2021$285,830$41,683$31,695$20,0002$28,541$42,184$16,666
2020$275,842$10,279$12,171$1,0001—$8,137$14,238

Under IRS private-foundation payout rules, Wirtz Family Foundation reported a distributable amount of $10K for 2025 — the minimum it must pay out in qualifying distributions.

Leadership & Key People

Officers and directors from IRS filings

Wirtz Family Foundation is led by Brian Wirtz, Director, President, Secretary & Treasurer on every filing since 2020; none of the 3 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Brian Wirtz

    Director, President, Secretary & Treasurer

    On filings since 2020

    5 hrs/week

    No compensation reported

  • Robert Colton Wirtz

    Vice President

    On filings since 2020

    1 hr/week

    No compensation reported

  • Carter Wirtz

    Vice President

    New on the 2025 filing

    1 hr/week

    No compensation reported

Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Frequently asked questions about Wirtz Family Foundation

How much does Wirtz Family Foundation give each year?

Wirtz Family Foundation gave $70K across 2 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $20K across 1 grant.

How large is Wirtz Family Foundation?

Wirtz Family Foundation reported $129K in total assets on its 2025 IRS Form 990-PF. It paid out $91K in qualifying distributions that year, against a required minimum of $10K (roughly 5% of its investment assets).

Where does Wirtz Family Foundation operate?

Wirtz Family Foundation has awarded grants in California, Colorado, Massachusetts.

What is Wirtz Family Foundation's EIN?

Wirtz Family Foundation's EIN (Employer Identification Number) is 83-2108169. IRS Form 990 filing data is available on this page for 2020–2025.

Data last updated November 2026. Sourced from IRS Form 990-PF filings.

Data update history

(2)

When this profile's IRS filing data changed on Grantable

  1. Added Form 990-PF for fiscal year 2025 (received by the IRS September 22, 2026)
  2. IRS filings on file for fiscal years 2020–2024

Live grants for the work Wirtz Family Foundation funds

Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.

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The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from Wirtz Family Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

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