Time to give Mother Nature her due. Wednesday, April 22, 2026, is the annual Earth Day. Here are some family-friendly festivals, fairs, recycling events, workshops and other celebrations we’ve heard about across the Front Range. Most events are on Saturday the 19th, with some the following Saturday.
If you know of any we’ve missed, send details to news@milehighonthecheap.com. All events are FREE, unless otherwise noted.
Saturday, April 18, 2026
Barr Lake Earth Day Celebration
Photo courtesy: Friends of Barr Lake
8 a.m. to 12 p.m. Start your day with a Trail Cleanup from 8 a.m. to 10 a.m. and help keep Barr Lake beautiful. Stay for fun, hands-on Earth Day activities (10 a.m. to 12 p.m.): Turn old t-shirts into reusable shopping bags, get creative at the Activity Table and meet and connect with educators from the Bird Conservancy of the Rockies.
There is a $10 entry fee to visit Barr Lake State Park, unless you already have a Keep Colorado Wild Pass linked to the vehicle registration that you will be driving (then entry is free!). Plentiful parking is available at the Nature Center for easy access to the event. Barr Lake State Park Nature Center, 13401 Picadilly Rd., Brighton. 2026
Longmont Earth Day Celebration
10 a.m. to 2 p.m. Sustainable Resilient Longmont stages this event at the Timberline PK-8 School. Features: live performance from Jenn Cleary, reptile show from My Nature Lab, community clean-up in Centennial Park, dance performances and clothing swap (bring your old clothes, all conditions accepted).
Also upcycled arts and crafts projects, food trucks, educational booths, and alpacas!
233 E. Mountain View Ave., Longmont. 2026
Saturday, April 25, 2026
Earth Day Celebration
10 a.m. to 1 p.m. Adams County, in collaboration with the cities of Westminster, Northglenn, Thornton, Brighton, and Commerce City, is hosting its Earth Day Celebration this year at Westminster City Park Recreation Center.
The event will feature family-friendly activities, free food, food trucks, face painting, educational exhibits, and children’s activities.
Attendees can test drive electric vehicles and explore electric yard equipment. Locals who bring in a gas-powered piece of equipment for trade-in, will receive a $100 to $200 voucher toward electric yard equipment at participating Ace Hardware stores.) 10455 Sheridan Blvd., Westminster. 2026
Earth Day Celebration in Englewood
9 a.m. to 12 p.m. At Centennial Park. This event takes place right after the South Platte Renew river clean-up. Enjoy music, vendors, kids crafts, a tree giveaway and more. 4630 S. Decatur St., Englewood. 2026
Saturday, May 2, 2026
Earth Day, Every Day in Lafayette
10 a.m. to 2 p.m. Family-friendly event at Bob L. Burger Recreation Center parking lot and Outdoor Classroom) with a Sustainable Makers Market, 50+ eco-exhibitors, performers Jeff & Paige at 10:30 a.m., live wild animals, electric vehicle showcase, food trucks and more.
Parking is very limited, please walk, bike, bus, or carpool to the event. Bike valet is available. 105 W. Baseline Rd., Lafayette. 2026
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