Races

The most family-friendly races in town! With inexpensive registration prices and optional race shirt purchases to save you money.   The South Suburban Race Series consists of six races throughout the calendar year. Participants earn points for finishing position that go toward overall scoring. Each male and female who accumulates the most points will win prizes and be crowned race series Champion. Free to participate. Race Series Perks Free ParkingAffordable RacesFamily FriendlyAccurate Course MeasurementPlenty of Toilets

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!

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.   Ent

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!

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!

Run the Race. Stay for the Party.

Looking for something to do with the whole family on Father's Day Weekend? Look no further than the Happy Hour Half K on Friday, June 19, starting at 6:00 p.m., at Civic Green Park in Highlands Ranch. Have you always wanted to run a half-marathon, or maybe just a 5K, but it seems like too much work? You're in luck! Join us for the 1640-foot Happy Hour Half K benefiting the HRCA Therapeutic Recreation Program. There will be: 🚶 A family-friendly 1640-foot "race" around Civic Green Park in Highlands Ranch Town Center featuring...🍩 One aid station offering water and sustenance (phew!) to help you make it to the finish line💃🏽 Live music🍺 Local beer, seltzer, wine, and non-alcoholic beverages free for participants (2 each) This is a non-timed race because everyone is a winner! Haven't started training? No worries... neither has anyone else!

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, 2026Start 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).

Kick off your 4th of July with a family-friendly and festive 5K on Saturday, July 4, beginning at 7:30 a.m.! Celebrate Independence Day with a fun morning on the move — this spirited run/walk welcomes everyone: first-time 5K participants, elite athletes, kids, parents with strollers, and even four-legged friends. Lace up, bring your patriotic flair, and start the holiday with energy and community cheer! Once you cross the finish line, keep the celebration going by heading over to Highlands Ranch Parkway to enjoy the annual HRCA 4th of July Parade! Keep your eyes peeled — a red, white, and blue kettlebell will be hidden on the course! Whoever finds it and brings it back to the finish will win $100! 🎉 All participants will receive the following:  Race t-shirtIndependence Day 5K pint glassCustom race bibPancake breakfast from Flippin' FlapjacksPost-race beer from Living the Dream Brewing

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 BreakfastCelebrate 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 CourseRace 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-ShirtsAdd 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 & Me

Welcome to the 22nd Annual Appleman Triathlon The beach front transition area, challenging and scenic race course, crowds of spectators and maple syrup prizes have made this race a New England favorite for many years.  All racers receive a high performance athlete t-shirt as well as a memorable dated finisher's medal.  The Appleman Triathlon is now managed and timed by the top-notch team at New England Timing. All race options sells out quickly, so register early if you want to call yourself an Appleman this year. NOTE TO RELAY TEAMS: ONLY ONE TEAM MEMBER NEEDS TO REGISTER, PAY, AND CREATE A TEAM FOR THE RELAY. OTHER RELAY TEAM MEMBERS WILL THEN NEED TO ADD THEMSELVES TO THE TEAM BY SELECTING THE RELAY SIGN UP OPTION, BUT THEN CHOOSE "JOIN AN EXISTING RELAY TEAM" AND COMPLETE THEIR REGISTRATION! ADDITIONAL RELAY TEAM MEMBERS WILL ONLY PAY FOR A USAT LICENSE. PLEASE NOTE: ALL RELAY TEAM MEMBERS WILL RECEIVE A T-SHIRT AND ARE WELCOME TO RUN THROUGH THE FINISH ARCH AS A TEAM A

HOW REGISTRATION WORKS The event is comprised of 24, 1-hour games in a row and is open to men's and women's teams of all ages and abilities. Every team that registers plays in at least one, 1-hour game and will be matched with an opposing team of similar age and abilities If you register as a dual-slot, your team will have the entire hour with no opposing team schedule, and choose how you wish to play for that hour.

The Splash Mash Dash Kids Triathlon is perfect for kiddos looking for a way to "TRI" the sport of triathlon or tune up their skills for a larger race. The race will offer kids a safe and fun environment for racing. To encourage participation and enjoyment for all, The Splash Mash Dash Kids Triathlon is a non-timed event. However, we do have awesome finisher medals that look just like the medals they've seen parents collect over the years! We encourage every child to do their best and practice racing in a supportive environment. We encourage parents to manually time their child if they are interested in a time for their race.

Miles 4 Madison is a 5K/1K Fun Run supported by Sterling Ranch CAB. Miles 4 Madison's goal is to provide educational and recreational opportunities for families with children with different abilities. The Race is for all capabilities, strollers, and pet-friendly! Race registrations done after 9/10 won't be guaranteed the selected shirt size.    After the success of previous years races, Miles for Madison provided scholarships for several Douglas County children to attend the week-long summer camp at Easter Seals Rocky Mountain Village as well as attend hippotherapy in Douglas County. We have been able to donate playground equipment to local schools and have hosted multiple sensory-friendly events in Sterling Ranch, including Sensory swim and, most recently, a sensory-friendly egg hunt. Miles for Madison is also working to build inclusive parks in the Chatfield Basin. The race will take place at Providence Park, located within the Sterling Ranch Community. The race address is 81

Put on your lederhosen and sneakers as we kick off the annual HRCA Oktoberfest 5K in Town Center on Saturday, September 26, starting at 9:00 a.m.! Celebrate fall with a family-friendly, fun-filled morning — this course is perfect for all ability levels, from first-time 5K participants to seasoned runners, kids, parents with strollers, and even your furry friends. Keep your eyes peeled — a blue kettlebell will be hidden along the course! Whoever finds it and brings it back to the finish wins $100! All participants will receive the following:  Race t-shirtCustom giveawayCustom race bibPancake breakfast from Flippin' FlapjacksPost-race beer from Living the Dream Brewing

The Wildcat Mountain Trail Races showcase some of the most scenic terrain in the HRCA Backcountry Wilderness Area, giving runners a true taste of the rolling hills, open views, and natural beauty surrounding Wildcat Mountain. Each fall, participants take on two distances—a 10-mile and a 10K—designed to highlight the area’s unique, beautiful trails. The race begins at the Douglas County East/West Trailhead at Rocky Heights Middle School and follows the E/W Trail into the Backcountry, linking directly into the Wildcat Mountain trails. Adult registration includes: Dry-fit race t-shirtCustom race bibCustom finisher medalPancake breakfast from Flippin' FlapjacksPost-race beers compliments of Living the Dream Brewing Kids’ RacesRace day will end with a series of untimed, just-for-fun kids’ races, giving young runners an easy and exciting way to be part of race day. Our goal is to create a safe, welcoming introduction to trail running, and these short races offer the perfect opportunity f

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