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

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Parks & Open Space

Public Hearing: Proposed 2025 Ballot Measure for a Niwot Area Public Improvement District (Hybrid)

Public Hearing to Consider the Petition for the Organization of a Public Improvement District to Be Known as the Niwot Area Public Improvement District of Boulder County for the Nov. 4, 2025, General ElectionLocation - Hybrid: Hearing Room and Zoom Webinar Date/Time: 1 p.m., Tuesday, August 19, 2025 Location: Commissioners' Hearing Room, 3rd Floor, 1325 Pearl Street, Boulder CO 80302 Virtual: Scroll down the page to find the Zoom link for meeting. Description Presenter: County Attorney’s Office Consideration of the petition for the organization of a public improvement district to be known as the Niwot Area Public Improvement District of Boulder County: Public hearing according to C.R.S. 30-20-508 to determine whether the question of formation and funding of the proposed Niwot Area Public Improvement District of Boulder County will be submitted to the electors of the proposed district at the November 4, 2025 election. Action requested: Approval of Resolution 2025-040 ------- Attend the Public Hearing Virtually Virtual Attendee Link for Commissioners' August 19 Afternoon Session Call-in information: 1-833-568-8864, Webinar ID: 160 383 9439 Public Comment Opportunity for live virtual and in-person public comment will be available during the hearing. Register to Speak In-Person Comment Sign-up for Commissioners' August 12 Afternoon […]

Story in the Rocks: The Geologic History of Boulder County

Lafayette Public Library 775 Baseline Rd, Lafayette

The geological history of Boulder County’s remarkable landscape goes back nearly two billion years! Rocks contain a record of Earth’s history that can be read like the pages in a book. Join volunteer naturalists for this slide program and learn how to read this fascinating story in the rocks. Registration for most programs begins on the 20th of the month before the event. Registration 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.