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  1. Trails
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  1. Arapahoe County Open Spaces

Current Projects
Fairgrounds
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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 67 miles of new trails, supported more than 150 park and trailhead projects, and conserved more than 31,000 acres of open space.
  1. The County Line newsletter logo

    The Open Spaces master plan is being updated. Learn more!

    Read on...
  2. Ice fishing pond

    Prevent a "fall through" with ice safety tips

    Read on...
  3. 17 Mile House Barn

    17 Mile House barn preservation project completed

    Read on...
  4. spotlight 1

    Explore your parks, trails and open spaces

    Read on...
/CivicAlerts.aspx

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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  1. News
  1. &#34Love is in the air&#34 graphic

    CANCELED: Love is in the air at 17 Mile House Farm Park

    Due to adverse snow conditions, Saturday's Open House is canceled. Read on...
  2. The County Line newsletter logo

    The County Line: February 2020

    The Open Spaces master plan is being updated. Learn more in the February issue of The County Line Read on...
  1. Ice fishing pond

    Prevent a "fall through" with ice safety tips

    Learn about ice safety before heading out on a frozen pond Read on...
  2. 17 Mile House Barn

    17 Mile House barn preservation project completed

    Open Spaces has finished a seven-month project designed to preserve this historic property Read on...
View All News
/CivicAlerts.aspx
  1. Calendar

February 2020

Sun Mon Tue Wed Thu Fri Sat
26 27 28 29 30 31 1
2 3 4 5 6 7 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29

  1. Mon Feb. 24

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

  2. Sat Mar. 7

    17 Mile House Open
    Read More

  3. Sat Mar. 14

    17 Mile House - House Closed to Public
    Read More

  1. Sun Mar. 15

    17 Mile House - House Closed to Public
    Read More

  2. Sat Apr. 4

    17 Mile House Open
    Read More

  3. Sat Apr. 18

    17 Mile House - House Closed to Public
    Read More
View All Calendars
/Calendar.aspx
  1. Volunteer
  1. FooterSeal

Contact

  1. Arapahoe County Open Spaces

    6934 S Lima Street
    Centennial, CO 80112

    Phone: 720-874-6540

    All County Offices

Helpful Resources

  1. Trails Map
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  5. CSU Extension
  6. Animal Control
  7. Mosquito Control
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