Stage 1 Fire Restrictions, effective Aug. 12, 2025, for unincorporated western Boulder County.

Visit the Boulder County Ballot Measures website for information about possible 2025 ballot measures.

Events

Boulder County Water Tour

Celebrate 50 Years of Parks & Open Space with a Behind-the-Scenes Water Tour Join Boulder County Parks & Open Space as we celebrate 50 years of stewardship — and explore how we are “Rooted and Reaching” with our Agricultural Resources Division. Only a few spaces left! Registration is required. Register Registration is required through Discover Boulder County, Parks & Open Space’s volunteer and event registration system. If you’re new to the system, you'll need to create an account. But it’s easy and we only use your contact information to communicate about events you register for. We will never sell or give your information to a third party.

World Migratory Bird Day at Walden Ponds Wildlife Habitat

Walden Ponds Wildlife Habitat 3893 N. 75th St., Boulder

“Shared Spaces: Creating Bird-Friendly Cities and Communities,” this campaign highlights the need for a healthy coexistence between humans and birds. It will focus on creating and adapting environments that support migratory bird populations across all communities, from bustling cities to smaller towns and communities. There are actions everyone can take to protect our shared spaces with wildlife. Registration for most programs begins on the 20th of the month before the event. Registration is not required for this activity, but you can still sign up to be notified in case the event is unexpectedly canceled. Register Registration is required through Discover Boulder County, Parks & Open Space’s volunteer and event registration system. If you’re new to the system, you'll need to create an account. But it’s easy and we only use your contact information to communicate about events you register for. We will never sell or give your information to a third party.

Assay Office Museum Open House

Assay Office Museum 6352 Fourmile Canyon Dr, Boulder

Stop by the unique Assay Office Museum on this open house day. Learn about assaying, hard rock mining, and the families in the area from long ago. Registration not required.