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Data / Foundation grants / Ralph L & Winifred E Polk Foundation

Ralph L & Winifred E Polk Foundation: 37 grants to organizations, $758,500 (tax year ended December 2024)

Ralph L & Winifred E Polk Foundation, a private foundation in Birmingham, MI, paid 37 grants to organizations totaling $758,500 in its tax year ended December 2024, according to its Form 990-PF filed with the IRS on November 5, 2025. The largest was $100,000 to Detroit Zoological Society in Royal Oak, MI for zoological services.

SpecStream is the live web data engine for teams and agents. It reads every private foundation's Form 990-PF as the IRS publishes it, and this page is that reading. Ask for the foundations that fund your cause in your state, with the amounts and purposes, and new grants arrive in your sheet, CRM, Slack or agent as the returns are filed.

EIN
386080075
Based in
Birmingham, MI
Assets
$17,604,229
Grants paid
$758,500
Tax year ended
December 2024

Grants paid, tax year ended December 2024

From the Form 990-PF filed November 5, 2025, IRS object ID 202513099349102056. It reported $758,500 in grants paid; 37 grants to organizations are listed.

RecipientLocationPurposeCauseAmountSource
Detroit Zoological SocietyRoyal Oak, MIZoological servicesAnimal-related$100,000apps.irs.gov
Grand Traverse Regional Land ConservancyTraverse City, MINature conservation and promotionEnvironment$50,000apps.irs.gov
The Nature ConservancyLansing, MINature conservation and promotion$50,000apps.irs.gov
Trinity Health St Joseph Mercy OaklandPontiac, MIGeneral fund$50,000apps.irs.gov
Cherryland Humane SocietyTraverse City, MIAnimal care and supportAnimal-related$25,000apps.irs.gov
College for Creative StudiesDetroit, MIHigher educationEducation$25,000apps.irs.gov
Cranbrook Educational CommunityBloomfield Hills, MIEducation servicesEducation$25,000apps.irs.gov
Michigan Humane SocietyBingham Farms, MIAnimal care and support$25,000apps.irs.gov
Boldli Exceptional Youth ServicesDetroit, MIYouth services$20,000apps.irs.gov
Cornerstone Schools FoundationDetroit, MIEducation services$20,000apps.irs.gov
Forgotten HarvestOak Park, MIServices for the underprivilegedFood, agriculture and nutrition$20,000apps.irs.gov
Gleaners Community Food BankDetroit, MIServices for the underprivileged$20,000apps.irs.gov
Greening of DetroitDetroit, MINature conservation and promotionEnvironment$20,000apps.irs.gov
Interlochen Center for the ArtsInterlochen, MIPromotion of the artsArts, culture and humanities$20,000apps.irs.gov
Michigan Science CenterDetroit, MIEducation servicesEducation$20,000apps.irs.gov
Racquet Up DetroitDetroit, MIPhysical education servicesRecreation and sports$20,000apps.irs.gov
Rose HillHolly, MIMental health services$20,000apps.irs.gov
Say DetroitSouthfield, MICommunity services$20,000apps.irs.gov
Humble Design IncSouthfield, MIServices for the underprivilegedHousing and shelter$15,500apps.irs.gov
Father Fred FoundationTraverse City, MIGeneral welfare servicesHuman services$15,000apps.irs.gov
Great Lakes Children's MuseumTraverse City, MIHistorical preservation$15,000apps.irs.gov
Judson CenterFarmington Hills, MIYouth servicesHuman services$15,000apps.irs.gov
Midnight Golf ProgramBingham Farms, MIYouth services$15,000apps.irs.gov
Wdet Detroit Public RadioDetroit, MICommunity services$15,000apps.irs.gov
YMCA of Metropolitan DetroitDetroit, MICommunity servicesHuman services$15,000apps.irs.gov
Automotive Hall of FameDearborn, MIGeneral fundArts, culture and humanities$10,000apps.irs.gov
Building Beds 4 KidsOak Park, MIServices for the underprivileged$10,000apps.irs.gov
Detroit OperaDetroit, MIGeneral fundArts, culture and humanities$10,000apps.irs.gov
Detroit PalDetroit, MIGeneral fund$10,000apps.irs.gov
Detroit Riverfront ConservencyDetroit, MINature conservation and promotion$10,000apps.irs.gov
Inland Seas Education AssociationSuttons Bay, MINature conservation and promotionEnvironment$10,000apps.irs.gov
Leader Dogs for the BlindRochester Hills, MIAssistance for physically handicappedHuman services$10,000apps.irs.gov
Society of St Vincent DepaulDetroit, MIServices for the underprivileged$10,000apps.irs.gov
TeaDetroit, MIEducation services$10,000apps.irs.gov
International Wildlife Refuge AllianceTrenton, MINature conservation and promotionEnvironment$5,000apps.irs.gov
Seven Ponds Nature CenterDryden, MINature conservation and promotionEnvironment$5,000apps.irs.gov
Friends of Peninsula Community LibraryTraverse City, MIEducation servicesEducation$3,000apps.irs.gov

Causes funded

From grants whose recipient has a cause.

States funded

Recipient stateGranted
Michigan$758,500

Also on SpecStream

Updated November 5, 2025. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.