11 running events in Littleton, Colorado

From big races to Saturday morning group runs—find running events and connect with the local endurance sports community.

• Rockin on the River 5K [ssprd.org] [Register at runsignup.com]
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  Sat, Apr 11, 2026 at 9:00 AM

  Description

  Dust off your well-loved t-shirts and show 'em off at the Rockin' on the River 5K! Pre and post-race music from Vinyl Nation and entertainment for all. Take in the view along the beautiful South Platte River on the Mary Carter Greenway in Littleton.

  Race Start Time: 9:00 AM

  See what the race is all about in this video!

  3.1 Miles 5k Run

  6115 South Santa Fe Drive, Littleton, Colorado, 80120, United States
  OpenStreetMap Google Maps
• Platte River Half-Marathon, Relay & 5k [platteriverhalf.com] [Register at runsignup.com]
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  Sun, Apr 12, 2026 at 7:00 AM

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  Welcome to the Platte River Half Marathon, Relay & 5k race, one of the most exciting and popular races in the Denver Metro Area! This race is held annually in Littleton, CO. We’re thrilled to...

  Welcome to the Platte River Half Marathon, Relay & 5k race, one of the most exciting and popular races in the Denver Metro Area! This race is held annually in Littleton, CO. We’re thrilled to announce that registration for our upcoming 2026 event on Sunday, April 12th is open for the half-marathon and relay race. The race starts and finishes next to the beautiful Platte River Trail and adjacent to the popular Breckenridge Brewery campus. Join us for an epic post-race party at the Brewery with food, vendors, live music, and of course beer!

  Whether you’re an experienced runner looking to set a new PR, a newcomer looking to tackle your first half-marathon, or a team of runners wanting to run an exciting relay race, join us for a day of adrenaline-pumping running, scenic views, and all-around fun. What’s more, we donate a portion of the proceeds to Salute Colorado. Thank you for your support, and we can’t wait to see you at the finish line!

  Questions? Visit our race website here.

  Entry fees are non-refundable and non-transferable. There are no deferrals to future years.

  5k 13.1 Miles Marathon Relay Run Trail

  6115 South Santa Fe Drive, Littleton, Colorado, 80120, United States
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• Gluten Free Gallop 5K [runsignup.com]
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  Sat, May 16, 2026 at 9:00 AM

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  We are so thrilled to announce the return of our annual Gluten Free Gallop 5K for its 13th year!

  Join Denver Celiacs to raise awareness of celiac disease and all gluten-related disorders. Our 13th...

  We are so thrilled to announce the return of our annual Gluten Free Gallop 5K for its 13th year!

  Join Denver Celiacs to raise awareness of celiac disease and all gluten-related disorders. Our 13th Annual Gluten Free Gallop 5K will take place at Clement Park in Littleton, CO, on Saturday, May 16, 2026, from 9:00 AM-12:00 PM. This year we will also be offering our very popular ROCK Fun Run again! This is a fun, family, stroller, and dog friendly event. This event will include food trucks, lots of samples, freebies, and kids activities!

  The 5k will be two laps around Johnson Reservoir at the Robert Clement Park in Littleton, CO. The race will begin at 9 AM sharp near shelters J, K, and L. Look for the large entrance arch and Denver Celiacs' white tent. Race registration will also be near shelters J, K, and L, and will open at 8:30 AM.

  Get your shoes, water, and sunglasses ready! The course offers scenic foothills views and a great atmosphere to relax and connect after the run!

  2.5k 5k Fun Run Run

  7306 W. Bowles Ave, Littleton, Colorado, 80123, United States
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• Stepping Stone 5K [steppingstone5k.com] [Register at runsignup.com]
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  Sat, Jun 13, 2026 at 8:30 AM

  Description

  Stepping Stone Support Center and Trailhead Community have come together to present this amazing event to benefit adults with developmental disabilities, raising both awareness and funds to give these participants a home of their own! Join us on June 13 at Clement Park for a 5K or a 2.5K Shortcut!

  2.5k 5k Run Trail

  7306 W. Bowles Ave, Littleton, Colorado, 80123, United States
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• The Bullfrog Splashdown [runsignup.com]
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  Sun, Jun 14, 2026 at 10:00 AM

  Description

  Run the Race. Stay for the Party.

  1.5 Miles 3.1 Miles 5.5 Miles 6.2 Miles Run

  7306 W. Bowles Ave, Littleton, Colorado, 80123, United States
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• Before The Fourth 5k [eaglepeakracing.com] [Register at runsignup.com]
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  Sat, Jun 27, 2026 at 8:00 AM

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  Come join the Before The Fourth 5k for some healthy fun in Clement Park on June 27th. The park is located just south of Denver, in Littleton, Colorado. This is a great opportunity to build community...

  Come join the Before The Fourth 5k for some healthy fun in Clement Park on June 27th. The park is located just south of Denver, in Littleton, Colorado. This is a great opportunity to build community and run in a great location with plenty of local spots to hang out with friends and family afterward.

  Event Name: Before The Fourth 5k

  Event Location: Clement Park, 7306 W Bowles Ave, Littleton, CO 80123, (J,K,L Shelter)

  Event Date: June 27th, 2026

  Start Time: 8:00 am

  Day Before Packet Pickup: June 26th, 5:30 PM-7:00 PM, Starbucks - 6149 S Balsam Way, Littleton, CO 80123

  Morning Of Packet Pickup: Starts at 7:00 AM on race morning, June 27th, at shelters (J, K, L).

  3.1 Miles 5k Run

  7306 W. Bowles Ave, Littleton, Colorado, 80123, United States
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• Heritage Eagles 5K [runsignup.com]
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  Sat, Jul 18, 2026 at 8:00 AM

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  Run for the Eagles!

  Support the Heritage Eagles Cross Country Team at the 8th Annual Heritage Eagles 5K!

  Last year’s event raised over $3,500 for the team, and with $10 from each registration going...

  Run for the Eagles!

  Support the Heritage Eagles Cross Country Team at the 8th Annual Heritage Eagles 5K!

  Last year’s event raised over $3,500 for the team, and with $10 from each registration going directly to the cross country program, every step you take makes a difference.

  Post-Race Pancake Breakfast

  Celebrate your finish with a delicious pancake breakfast from Flippin’ Flap Jacks—complete with sausage and refreshing orange juice—free for all registered participants.

  A Legendary Course

  Race on the famed Liberty Bell course, a Colorado high school cross-country tradition for over 45 years. This fast, scenic route blends neighborhood streets with smooth crushed gravel paths along the High Line Canal—perfect for a PR!

  📅 Race Day: Saturday, July 18

  ⏰ Start Time: 8:00 AM

  📍 Heritage High School – 1401 W Geddes Ave, Littleton, CO 80120

  T-Shirts

  Add a race T-shirt for $14 when you register.

  Order by June 29 to guarantee yours.

  Fitted style—size up for a looser fit.

  Awards & Medals

  Top 3 in each age group receives a custom 3.5” die-cast medal with a unique lanyard.

  Additional awards for:

  🏆 Male Overall Winner

  🏆 Female Overall Winner

  Age Group Awards – Top 3 in Each:

  10 & Under – Boys/Girls

  11–12 – Boys/Girls

  13–14 – Boys/Girls

  15–19 – Boys/Girls

  20–29 – Male/Female

  30–39 – Male/Female

  40–49 – Male/Female

  50–59 – Male/Female

  60–69 – Male/Female

  70+ – Male/Female

  That’s 62 total medals awarded on race day!

  Race Day Details

  Registration: $40 (race day registration available)

  Packet Pickup:

  Friday, July 17th – 8:30 AM to 10:30 AM at Heritage High School

  Race Day – Opens at 7:00 AM

  Parking: Available in the Heritage High School parking lot.

  Course Info

  🏃 Course Type: Liberty Bell out-and-back

  📈 Elevation Gain: 72 ft

  📉 Elevation Loss: 128 ft

  ⬇️ Min Elevation: 5,434 ft

  ⬆️ Max Elevation: 5,521 ft

  5k Gravel Run

  1401 W Geddes Ave, Littleton, Colorado, 80120, United States
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• Gobble Wobble Run 2026 [gobblewobblerun.com] [Register at runsignup.com]
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  Thu, Nov 26, 2026 at 8:30 AM

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  The Gobble Wobble Run is a family friendly 5K that has been going strong since 2010! We welcome all ages and abilities. Our race takes place at beautiful Clement Park in Littleton, Colorado every...

  The Gobble Wobble Run is a family friendly 5K that has been going strong since 2010! We welcome all ages and abilities. Our race takes place at beautiful Clement Park in Littleton, Colorado every Thanksgiving morning

  Frequently Asked Questions:

  Who Gobbles and Wobbles? The demographics of this event will likely be a mix of serious athletes, aspiring runners, and families. Children are welcome.

  What time does the race start? Race begins at 8:30 am on Thanksgiving morning.

  When and where can I pick up my race packet? Early packet pickup will be at Fleet Feet, 8116 W Bowles Ave, Littleton on Monday, November 23rd from 3:00 - 7:00 pm and on Tuesday, November 24th from 10:00 am - 2:00 pm. We will also have packet pickup on race morning from 7:00- 8:00 am.

  Are awards given out? Awards will be given to the top 3 male (and non-binary) finishers, the top 3 female finishers, and the top 3 girls and top 3 boys 12 and under.

  What is the address of Clement Park where the race is held? 7306 W Bowles Ave Pavillion J (near the large playground equipment)

  Can I register day of? The Gobble Wobble 2024 is sold out and there will not be any further registration.

  Are there any discounts available for groups? If you wish to register a GROUP with a minimum of 10 participants you may do so to receive a 10% discount. All participants must be registered together by one person and paid for with one method of payment. The discount will be applied automatically upon processing your payment. No discount code is necessary.

  Can I bring my dog? Yes, friendly dogs are welcome but must be on a leash.

  Can I bring my child in a stroller? Strollers are welcome. Children under age 5 do not need to register.

  5k Run

  7306 W. Bowles Ave, Littleton, Colorado, 80123, United States
  OpenStreetMap Google Maps

Local Clubs & Organizations