City of Thornton

Community Spotlight

Two people looking over the water flooding a park at a Thorntonfest event.

Sign-up for CodeRED

Thornton uses the CodeRED Emergency Notification System to warn residents of potential life safety dangers and other emergencies like wildfires, floods, criminal activity, evacuations, and water utility outages. Sign-up Today!

A box of fireworks with a red prohibition sign across it.

Fireworks Are Illegal in Thornton

All fireworks are illegal to use in Thornton. Don’t buy them to light them.

A group of children in a classroom at a green science fair event.

Environmental Sustainability Plan Survey

We’re creating Thornton’s first-ever Environmental Sustainability Action Plan, and we want your input to help make our community stronger, healthier, and more prepared for the future. Tell us what matters to you by taking the survey.

Thornton Community Meeting

On July 10, 6-7:30 p.m. at the Infrastructure Maintenance Center, 12450 Washington St., Thornton residents are invited to visit with Thornton City Council Members and city staff at these fun and engaging, social community gatherings.