City of Boulder

Community of endless adventure

Boulder Comes Alive in the Spring

Your guide to things to do and places to see during the spring in Boulder, as well as seasonal programs and services offered by the City of Boulder.

wildflowers in meadow in front of flatirons in boulder colorado

Earth Day 2024

This year, as we reflect on the interconnectedness of all living beings and the delicate balance of our planet's ecosystems, we invite you to join us in honoring our home.