guides

🏃 2022 Races, Runs, & Rides in Douglas County

Castle Rock, Highlands Ranch, Lone Tree, Parker, and Surrounding Areas

By Kyrie Collins, Macaroni KID Highlands Ranch-Parker-Castle Rock-Lone Tree Publisher May 5, 2022

Know about a race in Douglas County not listed here? Email kyrieandsam@macaronikid.com.

Independence Day 5K
Monday, July 4
Highlands Ranch Town Center, Highlands Ranch

  • Registration: $35 | Find the red, white, and blue kettlebell on the course and win $100
  • Includes: t-shirt, all-you-can-eat pancake breakfast, and one beer (ages 21+)

July 4th ROCK-IT Run 5K & Half Marathon
Monday, July 4
Douglas County Events Center, Castle Rock

  • Classic 5K: $35 through May 31 | $40 June 1-30 | $45 Race Day
  • Half Marathon: $50 through May 31 | $55 June 1-30 | $60 Race Day
  • $5 off for Seniors 60+, Veterans, and First Responders
  • $10 off for kids 17 and under
  • Stay post-race for food, fun, and a concert

Parker's July 4th 5K
Monday, July 4
Downtown Parker

  • Adult Registration: $35-$45
  • Child Registration: $25-$35
  • Benefits Parker's Council of Arts, Science & Culture and the Legend High School Cross Country Team

Chase the Moon 12-Hour Endurance Run
Friday, July 15
Mountain Vista High School, Highlands Ranch

  • Solo Ultra Registration: $135 though March 31 | $145 April 1-May 31 | $155 June 1-July 16
  • 3-Person Relay Registration: $265 through March 31 | $295 April 1-May 31 | $325 June 1-July 16
  • 5-Person Relay Registration: $395 through March 31 | $445 April 1-May 31 | $495 June 1-July 16
  • Includes race shirt, medal, and breakfast
  • 12-hour team relay and solo ultramarathon run overnight under the light of the full moon 

Kids' TRY-athlon (Ages 6-12)
Saturday, July 16
H2O'Brien Pool, Parker

  • Registration: $35
  • 6-8 years: 25m swim (1 length) | 0.75-mile bike | .5-mile run
  • 9-10 years: 50m swim (2 lengths) | 1.5-mile bike | .5-mile run
  • 11-12 years: 100m swim (4 lengths) | 1.5-mile bike | 1-mile run
  • Includes an event T-shirt, finish line medal, and post-race refreshment
  • Proceeds benefit the Town of Parker Scholarship Fund.

"Summer Splash" Prairie Dog Half/10k/5k
Saturday, July 16
Castle View High School, Castle Rock

  • 5K Registration: $35 through June 30 | $40 July 1-15 | $50 Race day
  • 10K Registration: $45 through June 30 | $50 July 1-15 | $60 Race day
  • Half Marathon Registration: $75 through June 30 | $80 July 1-15 | $90 Race day
  • Includes tank and medal

HR MTB Series
July 20, July 27, August 3, August 10
Backcountry Wilderness Area, Highlands Ranch

  • Individual Race: $25-$30
  • Series Pass: $80-$100

Pedal the Moon
Saturday, July 23
Castle View High School & Douglas County High School, Castle Rock

  • Registration: Adults: $18 | Children (under 12): $14
  • Includes a T-shirt, hot dog, chips, and a drink

South Suburban Youth & Adult Beginner Cook Creek TRYathlon
Saturday, July 30
Cook Creek Pool, Lone Tree

  • Pre-Registration: $25 | Day of: $30
  • 5-7 years: 25m swim (1 length) | 0.5-mile bike | .5-mile run
  • 8-9 years: 50m swim (2 lengths) | 1-mile bike | 1-mile run
  • 10-12 years: 100m swim (4 lengths) | 1.5-mile bike | 1-mile run

Splash Mash Dash Kids Triathlon (Ages 5-12)
Saturday, August 6
Eastridge Recreation Center, Highlands Ranch

  • Registration: $40
  • Includes: t-shirt, finisher medal, and donuts

Unicorn 5K
Saturday, August 6
Highland Heritage Regional Park, Highlands Ranch

  • 5K Run/Walk: $41 (price increase after July 15)
  • 3/4-Mile Saunter: $17 (price increase after July 15)
  • Includes a race shirt, cotton candy, photo downloads, face painting, and an after-party with a DIY costume contest
  • Features a food drive for Blessings in a Backpack

Climb4Change
Saturday, August 27 (rescheduled from May)
Challenge Hill at Philip S. Miller Park, Castle Rock

  • Choose your event: Power Hour, ClimbNRun 5K/10K, Trail Reps, Race to the Top, Run4Fun
  • Registration is $25-$45
  • Proceeds benefit the Town of Castle Rock's Therapeutic Recreation Program

Wildcat Mountain Trail Races
Saturday, August 27
Rocky Heights Middle School, Lone Tree

  • 10K registration: $40 | Price increase August 1
  • 10M registration: $50 | Price increase August 1
  • Kids Trail Race (0-12 years old): $5 (no shirt)
  • Includes race shirt, pancake breakfast, and post-race party

Labor Day Half Marathon, 10K, and 5K
Monday, September 5
Salisbury Equestrian Park, Parker

  • Registration: $35-$70, depending on the course
  • Includes shirt and medal

Tri the Rock (Ages 5-18)
Sunday, September 11
Butterfield Park, Castle Rock

  • Registration: $65
  • 5-6 years: 25m swim (1 length) | 1K bike | 500m run
  • 7-8 years: 50m swim (2 lengths) | 4K bike | 1K run
  • 11-14 years: 100m swim (4 lengths) | 8K bike | 2K run
  • 15-18 years: 100m swim (4 lengths) | 16K bike | 3-mile run

Oktoberfest 5K
Saturday, September 17
Highlands Ranch Town Center, Highlands Ranch

  • Registration: $35 (price increase on August 26)
  • Youth 5K Registration: $25 (Price increase September 10)
  • Includes t-shirt, all-you-can-eat pancake breakfast, one beer (ages 21+), and post-race party
  • Find the blue kettlebell on the course and win $100!

So Long to Summer 5K/10K
Saturday, September 17
Salisbury Park, Parker

  • 5K Registration: $40
  • 10K Registration: $50
  • Kids Dash (8 & younger): FREE!
  • Includes a race shirt, custom bib, and post-race pancake breakfast

Dam Run at Castlewood Canyon
Sunday, September 18
Castlewood Canyon, Franktown

  • Registration: TBD
  • Park entrance fees are not included in race registration
  • All finishers receive a "Friends of Castlewood Canyon" buff

Battle by the Brook Adventure Race
Saturday, September 24
Camp Shady Brook, Deckers

  • 20-Mile Competitive Race Registration: $80
  • 6-Mile Family Race Registration: $65
  • Includes swag bag, raffle, campfire with s'mores, and post-race cookout
  • The course includes orienteering/navigation, cross-country running/hiking, mountain biking, paddling, and other unique challenges.

Castle Rock Trail Festival & live BIG Run
Saturday, October 1
Philip S. Miller Park, Castle Rock

  • Choose from 5K, 10K, 50K, and Half Marathon
  • Registration: $30-$95, depending on the course

Relay for Life of Douglas County Public Schools
Sunday, October 9
Highlands Ranch High School, Highlands Ranch

  • T-shirts are available to Hope Club members who raise a minimum of $100
  • Cancer Survivors that register online will receive an email with a link to redeem their survivor t-shirt

Indian Creek Fifties
Saturday, October 15
Indian Creek Campground, Sedalia

  • Choose from 50 Mile, 55K, and 15 Mile
  • 50M Registration: $160 through July 31 | $170 August 1-October 11 | $180 Race Day
  • 55K Registration: $120 through July 31 | $130 August 1-October 11 | $140 Race Day
  • 15M Registration: $90 through July 31 | $100 August 1-October 11 | $110 Race Day
  • Register before October 3 to receive a race shirt and award

Backcountry Wilderness Half Marathon
Saturday, November 5
Rocky Heights Middle School, Lone Tree

  • Registration: $60 (price increase after September 3)

Turkey Day 5K Fun Run/Walk
Thursday, November 24

TBD, Parker

  • Registration opens on August 1
  • More details coming soon

18th Annual Turkey ROCK Trot
Thursday, November 24
Douglas County Event Center, Castle Rock

  • Adult Registration: $40 through October 31 | $45 November 1-21 | $50 Race Day
  • Youth Registration: $20 through October 31 | $25 November 1-21 | $30 Race Day
  • $5 off for Seniors 60+, Veterans, and First Responders
  • FREE 1K Kids' Dash for ages 12 & under
  • Includes t-shirt, all-you-can-eat pancake breakfast, one beer (ages 21+), and post-race party

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