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  1. Trails
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  1. Arapahoe County Open Spaces

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Spotlight

  1. The Open Spaces Department works to preserve natural and heritage areas, enhance neighborhood and regional parks and build and maintain trails. Since its inception, the program has built more than 73 miles of new trails, supported more than 160 park and trailhead projects, and conserved more than 31,000 acres of open space.
  1. Photo of four joggers on the Cherry Creek trail

    The Arapahoe County 5K Trail Run is Sept. 15!

    A timed run along the Chery Creek Trail in Centennial. BBQ and live bluegrass at the finish line! Learn More...
  2. DinaBaker_CSU_Director

    Meet our new Arapahoe County CSU Extension Director

    Passionate environmental educator joins the team on August 8 Read on...
  3. CP_HLC_Trail_Parker_Miss

    High Line Canal trail underpass improvements underway

    Updated Closure Dates: 7 a.m. August 15 through 7 p.m. August 19 Read on...
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Stay Engaged

  1. Learn more about our program and take a walk outside along your favorite trail or bring your children to play in a neighborhood park. Chances are you'll see examples of your open space tax dollars at work in Arapahoe County's great outdoors. 
  1. News
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  3. Volunteer
  1. News
  1. Photo of four joggers on the Cherry Creek trail

    The Arapahoe County 5K Trail Run is Sept. 15!

    A timed run along the Chery Creek Trail in Centennial. BBQ and live bluegrass at the finish line! Learn More...
  2. DinaBaker_CSU_Director

    Meet our new Arapahoe County CSU Extension Director

    Passionate environmental educator joins the team on August 8 Read on...
  3. CP_HLC_Trail_Parker_Miss

    High Line Canal trail underpass improvements underway

    Updated Closure Dates: 7 a.m. August 15 through 7 p.m. August 19 Read on...
  1. CP_Wagons_West_20220706

    Wagons West—a Musical Tribute at the 17 Mile House Farm Park

    Join us on Saturday, Aug. 13 for this free, musical program Read on...
  2. SMP_CP_Fair_Public_Competitions_2022

    Enter your best work in Public Competitions at the Arapahoe County Fair

    Enter your creations in four categories: Culinary Arts, Visual Arts, Fiber Arts, and Skilled Arts. Earn ribbons (and bragging rights!) from a panel of expert judges. Learn more...
  3. CP_laying-hands-on-horse

    Arapahoe County CSU Extension wins regional award for Urban Ranchers Camp

    Demonstrating excellence in animal science programming Read on...
View All News
/CivicAlerts.aspx
  1. Calendar

August 2022

Sun Mon Tue Wed Thu Fri Sat
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14 15 16 17 18 19 20
21 22 23 24 25 26 27
28 29 30 31 1 2 3

  1. Mon Aug. 22

    Open Space and Trails Advisory Board (OSTAB) Monthly Meeting
    Read More

  2. Mon Oct. 24

    Open Space and Trails Advisory Board (OSTAB) Monthly Meeting
    Read More

  1. Mon Dec. 5

    Open Space and Trails Advisory Board (OSTAB) Monthly Meeting
    Read More
View All Calendars
/Calendar.aspx
  1. Volunteer

OS Volunteer

There are many ways citizens can get involved, from volunteering to serving on a citizen board, such as:

  • Citizen Boards and Committees
  • Volunteer Connections
  • Arapahoe County Foundation
  • Arapahoe County Sheriff’s Office Citizen Academy
  • Homeowner and Neighborhood Associations 

Visit our Get Involved page to learn more!

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Contact

  1. Arapahoe County Open Spaces

    6934 S Lima Street
    Centennial, CO 80112

    Phone: 720-874-6540
    Email: open_spaces@arapahoegov.com

    All County Offices

Helpful Resources

  1. Trails Map
  2. Rentals
  3. Weed Control
  4. CSU Extension
  5. Animal Control
  6. Mosquito Control
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