# Parks and playgrounds with restrooms in Foster City

Parks, playgrounds and other places to go in Foster City with a restroom on site. 4 listed.

Last updated 2026-09-04, from the newest confirmation among these places.

## The list

1. [Leo J. Ryan Memorial Park](https://ourplayday.com/places/leo-j-ryan-memorial-park-foster-city) (playground, Foster City). A playground by the lagoon beside the community center, with a climbing wall, tall slides and shade structures, plus a big open lawn. Has: restrooms.
2. [Boothbay Park](https://ourplayday.com/places/boothbay-park-foster-city) (playground, Foster City). 11-acre neighborhood park with a sandy playground, BBQs, tennis, basketball and volleyball, a solid all-ages hangout. Has: restrooms.
3. [Marlin Park](https://ourplayday.com/places/marlin-park-foster-city) (playground, Foster City). Neighborhood park with a small sandy beach on the Foster City lagoon, a children's play area and picnic tables, a rare sand-and-water spot for kids in Foster City. Has: restrooms.
4. [Sea Cloud Park](https://ourplayday.com/places/sea-cloud-park-foster-city) (playground, Foster City). Foster City's biggest park (about 24 acres): children's play area, ball fields, picnic spots and waterfront views, with room for the whole family to spread out. Has: restrooms.

## Other lists for Foster City

- [Free](https://ourplayday.com/united-states/california/foster-city/free-to-visit) (4)

## About this list

Every place here is a listing on Play Day, and a place is listed only when something positive is known about it for kids. Each listing carries the kid facts (high chairs, changing tables, kids' menus, wheelchair access) A list needs at least three places to exist.

Page: https://ourplayday.com/united-states/california/foster-city/with-restrooms. All of Foster City: https://ourplayday.com/united-states/california/foster-city