Keystone Park
430 Keystone Ave, River Forest 60305
- 5 courts (outdoor)
- Lined on tennis/multi-use courts
- Lights for night play
- Bring your own net
- Price: Free ($) — 5 lighted tennis/pickleball courts, open Apr 1-Nov 30. Hang racquet on reservation board; play changes on the hour.
Hours
- Monday: 7am-10pm
- Tuesday: 7am-10pm
- Wednesday: 7am-10pm
- Thursday: 7am-10pm
- Friday: 7am-10pm
- Saturday: 7am-10pm
- Sunday: 7am-10pm
Community-submitted info, last verified 2026-09-28.