Environmentalism Events in Castle Rock

Check out happening environmentalism events all around Castle Rock, CO

FREE Castle Rock Ski & Outdoor Expo, September 2026

 Fri, 11 Sep at 12:00 pm Douglas County Fairgrounds and Event Center

Wild in Our Town

 Thu, 23 Apr at 06:00 pm Philip S. Miller Library

Spring Up the Creek

 Sat, 02 May at 09:00 am CastleRock, Colorado

Arbor Day tree planting at Philip S. Miller Park

 Fri, 24 Apr at 09:00 am Philip S. Miller Park

Arbor Day tree planting at Cobblestone Ranch Park

 Mon, 27 Apr at 09:00 am Cobblestone Ranch

Basics of Birdwatching - guided walk

 Wed, 06 May at 08:00 am East Plum Creek Trail

Bridge to Bridge: Plum Creek Trail Clean Up

 Sat, 25 Apr at 10:00 am HardBeauty Foundation

April Rock Tots Playgroup: All Things Spring

 Thu, 23 Apr at 09:00 am 2 Phelps St, 80104

April Board Meeting

 Tue, 14 Apr at 06:00 pm 4501 Enderud Blve, Castle Rock, CO 80104