This event is in the past.It took place on August 17, 2025 at Leo J. Ryan Park.
Outdoor Party
Outdoor PartyCelebrate Foster City's birthday at Summer Days, a vibrant community event featuring carnival rides, rubber ducky races, live music, and local vendors. Experience the festive atmosphere at Leo Ryan Park.
Community festival
Family-friendly
Live entertainment
Local celebration
Summer Days
Foster City
Outdoor PartyOutdoor PartyCelebrate Foster City's birthday at Summer Days, a vibrant community event featuring carnival rides, rubber ducky races, live music, and local vendors. Experience the festive atmosphere at Leo Ryan Park.
Community festival
Family-friendly
Live entertainment
Local celebration
Make it an outing
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