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Latest County News

  1. An infographic with text and a QR code

    August 2025 Professional Development Workshops

    August is packed with opportunities to boost your professional growth! Take advantage of the Jefferson County Business & Workforce Center’s FREE w...
  2. Engage Jeffco graphic with text 'information from Jefferson County for residents & visitors.'

    Read our Latest Engage Jeffco newsletter

    Engage Jeffco includes important updates from the county, community events, classes, health and safety information, announcements and more.
  3. Jefferson County Commissioner Rachel Zenzinger with the text 'District 1'.

    Commissioner Zenzinger: Sign Up for LookoutAlert Emergency Notifications

    In Jefferson County, we’re committed to ensuring the safety of our residents. One way we do this is through LookoutAlert, a system that provides real-...
View All News
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Meetings & Events Calendar

  1. Tue, Aug 5

    1. Board of County Commissioners Public Hearings, Staff Briefings and Work Sessions 9 a.m. | Hybrid — The Board holds a public hearing, staff briefing or work session.

  2. Sat, Aug 9

    1. Mobile Vaccine Clinic | Jeffco Back-to-School Bash Join us at the Jeffco Back-to-School Bash to make sure your students are up-to-date on the recommend...

  3. Wed, Aug 20

    1. Open Town Hall at RMMA

  4. Sat, Aug 30

    1. Commemorative Air Force (CAF) Concert at RMMA
View All Events
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Federal ImpactWe’re closely monitoring new federal executive orders and their potential impacts on Jefferson County. Learn more
Engage JeffcoGet the latest county news, events and updates through the Engage Jeffco digital newsletter and podcast.Learn More
Open SpaceJeffco Open Space has preserved over 58,000 acres and now manages 27 parks and 269 miles of trails in Jefferson County.Learn more

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Contact Us

  1. 100 Jefferson County Parkway
    Golden, CO 80419
    Phone: 303-271-6511
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