Events and Activities

Arapahoe County Open Spaces hosts a variety of events throughout the year and many are free to the public. Our community events take place at the Arapahoe County Fairgrounds and Park, the 17 Mile House Farm Park, and at other parks and trails.  

17 Mile House Farm Park Open Houses

Our monthly open house educational programs for 2022 run from April 9 through Oct. 8!  Explore the hands-on events taking place at the 17 Mile House Farm Park.

2022 Community Events


Wine and chalk art festival. Music, art, vendors and 15+ wineries to sample and purchase!
May 14-15, 2022 at the Fairgrounds
Thanks for joining us. See you next year!

Bike to Work DayBike to Work Day

Wednesday, June 22 
Stop by our two bike stations for breakfast burritos, pastries and free swag!
Learn more...

PICTURES ON THE PLAINSPictures on the Plains

Outdoor summer movie and activity series at the Fairgrounds.
June 23 (Jurassic Park 1993)
June 30 (Jumanji 1995)
July 7 (Frozen 2013)
Thanks for joining us. See you next year!


A family favorite, now in its 116th year!
July 28-31, 2022            
Thanks for joining us. See you next year!


5K WALK RUN5K Trail Run

A 5K loop run in celebration of Arapahoe County’s trails starting/ending at Tagawa Gardens in Centennial.
September 15, 2022 | 5:30-7:30 p.m.
Register now at

TREAT STREETTreat Street at the Arapahoe County Scaregrounds

Presented by Orchard, this is a spooktacular Halloween celebration for kids and families.
October 22, 2022 at the Fairgrounds
Details at 

Visit the Village Holiday Festival

Check back for details

CSU Extension Programs

ARAP-csuE-H2cArapahoe County CSU Extension offers year-round educational classes and events for youth and adults.

Learn more