# Free things to do with kids in Foster City

Parks, playgrounds and other things to do in Foster City that are free to get into. 4 listed.

Last updated 2026-09-28, 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: free to enter.
2. [Arcturus Park Playground](https://ourplayday.com/places/arcturus-park-playground-foster-city) (playground, Foster City). Baby and big-kid swings, a two-person swing to share and rain-sound pieces, with a separate tiny-tot area. Has: free to enter.
3. [Catamaran Park Playground](https://ourplayday.com/places/catamaran-park-playground-foster-city) (playground, Foster City). A playground on the lagoon with picnic benches and a soccer field alongside. Has: free to enter.
4. [Edgewater Park Playground](https://ourplayday.com/places/edgewater-park-playground-foster-city) (playground, Foster City). A netted arch climber that leads to a slide, plus a climber that goes every which way, with a big lawn around it for running. Has: free to enter.

## Other lists for Foster City

- [Restrooms](https://ourplayday.com/united-states/california/foster-city/with-restrooms) (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/free-to-visit. All of Foster City: https://ourplayday.com/united-states/california/foster-city