Recreation and club nonprofits in Mill Valley, CA

1 tax-exempt recreation and club nonprofits based in Mill Valley, from IRS data.

By type

Amateur sports10 Youth development9 Arts education5 PTA and PTO1 Children's and youth services1 Recreation and clubs1 Child care1 Camps1

Show all types

Recreational clubs

Chessathon

Mill Valley, CA 94941

Tax-exempt since 2026 · EIN 42-3231726

Also in Mill Valley

Licensed child care and after-school programs in Mill Valley · California program rules

Run a youth nonprofit in Mill Valley?

BackPR is free for registered nonprofits: online registration, payments, waivers, attendance and messages to families. No subscription and no BackPR fee on what families pay.

See the free nonprofit plan · Free forms and templates

Source: IRS Exempt Organizations Business Master File, posted October 13, 2026. We list 501(c)(3) organizations whose IRS activity code is youth development, amateur sports, camps and recreation, parent-teacher groups, children's services, child day care or arts education. We show the city and ZIP code only, never a street address or contact person. A listing is not an endorsement.