Event details subject to change. Please confirm all information via event website.
Brewery Running Series Kickoff
Join us for our kickoff party, with special deals on all 2026 events, merch/beer discounts, an optional 5k route, giveaways, and more! We are kicking off the 2026 season of the Colorado Brewery Running Series with a fun day of sales and ales at our 2026 Kickoff Party with Barquentine Brewing and the Edgewater Marketplace! […]
All-Out Mardi Crawl
From the award winning Apex Center, these 5K, 10K & Half Marathon courses will run west along the 2020 Best of the Best Ralston Creek Trail through Arvada's open spaces and stunning golf course communities, shady, creekside beauty and a NEW relatively gentle half marathon course around Long Lake Regional Park. With its Endless Series counterpart Runapalooza, […]
Bacon Strip Race
The Bacon Strip Races were the creation of our late friend, Jane Welzel. Jane passed on Aug 31st, 2014 and while she can not be here physically to cheer us on, she will be there in spirit. She loved to compete but more importantly, she loved being with friends and she would have wanted this […]
Highlands Ranch 5K
Winter never disappoints us when racing in February in Highlands Ranch! You won't feel chilly after a course so hilly! After conquering the 5k, warm up with hot apple cider or hot cocoa at the finish line in your new FINISHER mug!
Red Hot Ultra
The Red Hot is located northwest of Moab, Utah just west of Arches National Park. Red Hot runners will have majestic views of the La Sal Mountains to the southeast and breathtaking views of Canyonlands National Park to the west. The course is a combination of jeep trail and singletrack that will quickly become one […]
Time to Paddy Race
Join us for the annual Time to Paddy 5k/10k and Lucky 13.1 Half Marathon! A St. Patrick-themed run that is perfect for the whole family. The fun includes great swag (designer shirt, custom medal), chip-timing, live results and awards, free photos, a "biggest team" contest, a kids' dash, great post-race food, and plenty of fun! […]
Canceled Snowman Stampede Half Marathon, 10K and 5K
The Snowman Stampede is a flat and fast half marathon, 10K and 5K race held every February in Littleton Colorado. Come to Hudson Gardens and run the race that everyone is talking about.
PPRR Winter Series IV
America the Beautiful Park Cimino Dr, Colorado Springs, CO, United StatesThe series consists of four progressively longer (LONG AND SHORT) races. Please note: You must choose your distance when registering. The Long Race starts at 10:00AM. Short Race starts at 10:20AM. The courses are gravel/paved roads, packed double-track, and some single-track trails, which may or may not be snow-packed, icy, muddy, rocky, slushy, uphill and/or downhill. Altitude […]
Uncle Clyde’s Run & Slide
Get ready for the wackiest race ever in Durango! It’s on the tubing hill. Run up… tube down. Repeat! Most laps wins! Oh, and it’s a relay race!
Cupid’s Undie Run
THE PANTLESS PARTY WITH A PURPOSE! Run a ‘Mile(ish)' in Your Undies, Because Kicking NF's Butt is Worth the Chilly Cheeks Every February, thousands of undie runners in cities across the U.S. come together, whether it be in-person or virtually, to support those affected by NF, a group of genetic conditions that cause tumors to […]
Polar Plunge 5K
Are you ready for the COOLEST event of the season! Whether you're a daring plunger, a speedy 5K runner/walker, or a thrill-seeker ready to do BOTH, the Polar Plunge & 5K promises non-stop excitement and heart-pumping fun - all while supporting Special Olympics Colorado. Take the plunge into a chilly pool, dash through the 5K, or double […]
Time to Paddy Race
Join us for the annual Time to Paddy 5k/10k and Lucky 13.1 Half Marathon! A St. Patrick-themed run that is perfect for the whole family. The fun includes great swag (designer shirt, custom medal), chip-timing, live results and awards, free photos, a "biggest team" contest, a kids' dash, great post-race food, and plenty of fun! […]
Tony O’Rourke Memorial Snowshoe Shuffle
Strap on your snowshoes and join us as we march around the beautiful Beaver Creek Golf Course for the inaugural Tony O'Rourke Memorial Snowshoe Shuffle! There will be 2 distances to choose from, a 5K & a 10K, as well as a FREE Kid's Fun Run through Creekside Park! The event will conclude with brunch […]
Polar Plunge 5K
Are you ready for the COOLEST event of the season! Whether you're a daring plunger, a speedy 5K runner/walker, or a thrill-seeker ready to do BOTH, the Polar Plunge & 5K promises non-stop excitement and heart-pumping fun - all while supporting Special Olympics Colorado. Take the plunge into a chilly pool, dash through the 5K, or double […]
Lucky Lyons 5K/10K
Ready to start your St. Patrick’s celebrations off with the wind at your back? Grab your luckiest green running gear and join us March 9th on the beautiful paths of Lyons, Colorado! There will be 5K and 10K races for your whole clan to enjoy. Join us at the afterparty at Main Stage Brewing and […]
Canceled Beer and Donut Hole Mile
Join us for our take on the Beer Mile and/or the Donut Hole Mile to be held as part of our 4th Year Anniversary celebration on Saturday, March 7th, 2026! In the spirit of a traditional Beer Mile format, you'll have to drink one 12oz beer before running each quarter mile. Since we don't have […]
Runnin’ of the Green Lucky 7K
Feeling the luck o' the Irish? Lace-up and chase the rainbow in Denver’s favorite Irish-themed run! Join us at Washington Park for some shenanigans! Runnin' of the Green (ROTG) is a family-friendly 7K and 2 Mile race/walk celebrating Irish traditions, Saint Patrick’s Day, and Spring! The event promises to be a day filled with Irish fun, live music, awards, […]
Run Through Time Marathon
The Annual Run Through Time Marathon, Half Marathon, and 2 Mile Run will take place on Saturday, March 11, in Salida, CO. These beautiful, challenging courses are run on dirt/jeep roads and narrow, hilly single track with fantastic views of Salida and the Arkansas Valley. Elevations range from 7000-9000 feet. Foot travel only. There is […]
Lucky Brew Race
Start your St. Patrick's celebration with either a 5k, 10k or 15k on the Kyger and Poudre River Trail. All participants will receive chip timing, free finish line video footage & photos, rockin’ Lucky Brew Socks, free green beer and a great after party (recommended 18+) complete with food trucks and awards ceremony for top […]
CMRA Spring Spree 10K
The Spring Spree Race is an out-and-back 10K running and 5K race walking course that starts and finishes north of the Halfpenny Brewing Co. across E. Arapahoe Rd. The race starts on S. Forest Way, a north-south street on the west side of the Kaiser Permanente Medical Center. There is a pedestrian cross walk with […]
Sharin O’ The Green 5K
Washington Park - Fort Collins 301 Maple St, Fort Collins, CO, United StatesThis 5k has the luck of the Irish! Bring the kids and the pup for a fun event filled with craft beer, miles of smiles, and memories to last a lifetime at Odell Brewing Company in Fort Collins on March 11, 2023.
Erin Go Braugh 7.77K
Join us for the annual Erin Go Bragh 7.77k! This is THE LUCKIEST race on earth! There may not be a real pot of gold at the finish line of this happy-go-lucky fun run, but there WILL be UNLIMITED Lucky Charms, some lucky Contests, a Dance Party, and more! Woot Woot!
5K for St. Patrick’s Day
Join us for the 40th annual 5k for St. Patrick’s Day! Back again in the downtown area, it’s the flattest 5k in Colorado Springs! Wear your kilts and your super green tech shirt! Bring the shamrocks and your sneakers.
Saint Patty’s Day 5K
Wear your greenest green and get ready for a Saint Patrick’s Day themed social event benefiting local non-profit The Gift of Love. Bring the family and your 4 legged best buddies, Kids 12 and under run free. Enjoy the post run festivities including craft brews, hot chocolate and fun fitness games.
ShamROCK Stampede
ShamROCK Stampede’s mission is to elevate the celebration of St. Paddy’s Day with a family-friendly Walk/Run and Irish-themed festival to increase awareness and raise funds for organizations that help our veterans, first responders, and others break free from PTSD and mental illness. You are CHANGING LIVES when you register for the ShamROCK Stampede. Whether you […]
Lucky Leprechaun 5K
Join us for our Lucky Leprechaun 5K Fun Run taking place on St Patrick’s Day at Twisted Pine Brewing Company - 3201 Walnut St Suite A, Boulder, CO 80301. The Lucky Leprechaun Fun Run celebrates the origins of Saint Patrick's Day, or the Feast of Saint Patrick, which is a cultural and religious celebration held […]
Krueger Family Shamrock Shuffle
The annual Vail Recreation District Krueger Family Shamrock Shuffle short and long races and the kids' fun run will celebrate all things green in the spirit of St. Patrick’s Day! Taking place on the Vail Nordic Center trails, the event includes two race categories - snowshoes and running (with or without traction devices). The race […]
Canyonlands Half Marathon
The first Canyonlands Half Marathon was run on May 1, 1976 had just 22 finishers, including a dog. Today, thousands of runners come together in March to enjoy the scenic red rock formations and winding Colorado River that Moab has come to be known for! Running parallel to Arches National Park and the Mighty Colorado, runners […]
Kingfisher Half Marathon
We host one race per month from November to March. All races are at Chatfield State Park and start at 9:00 am on Saturday mornings. Check-in starts at 8:15 am.
All-Out Spring Fever
From the base of Table Mountain and Colorado's spectacular foothills, All-Out Multicourse presents our 11th annual Spring Fever from Jefferson County's NAAC Stadium… easily accessible from several nearby highways. Along with its Endless Series sidekick in October… Kooky-Spooky, these 5K, 10K & Half Marathon courses will hug the shores of Arvada's Blunn Reservoir via the Ralston Creek Trail […]
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