Event details subject to change. Please confirm all information via event website.
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 & […]
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 […]
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 […]
Canceled Splash & Dash I
Louisville Recreation and Senior Center 900 Via Appia Way, Louisville, CO, United StatesJoin us for a Kids’ Splash & Dash Series this winter at the Louisville Rec Center! Get ready for a fun, energetic winter racing experience! Each event features an indoor […]
LWC 5K Costa Rica Fundraiser
Join us for a 5K run/walk with a purpose! This fundraiser supports an upcoming mission trip to Costa Rica and helps provide a safe, stable home for a family in […]
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 & […]
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 […]
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! […]
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 […]
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 […]
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 […]
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 […]
HRCA St. Patick’s Day 5K
Highlands Ranch Town Center 9352 Dorchester St., Highlands Ranch, CO, United StatesGrab your friends, family, running/walking shoes, and your best Irish costume, and join us as we celebrate St. Patrick's Day with a festive 5K! The run/walk will start and finish […]
Luck of the Irish 7K
Steamboat Springs Middle School 5100 Amethyst Drive, Steamboat Springs, CO, United StatesThe Luck of the Irish 7k run/walk is a great way to start off the day with a bang! This race provides scenic views of Buffalo Pass and Strawberry Park […]
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 […]
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 […]
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 […]
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 […]
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 […]
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! […]
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 […]
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 […]
Central Park 5K
Is it spring or still winter? We'll know when we run the Central Park 5k at the end of March! Celebrate the end of winter with us on this flat […]
Behind the Rocks Ultra
Behind the Rocks Ultra starts and finishes at the Behind the Rocks Trail, along the border of the Behind the Rocks Wilderness Study Area. Moab's last hidden gem; its tall […]
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 & […]
City Park Circuit
Denver Athletics brings you the Denver Park Circuit Series- Three races at Denver's iconic city parks with the same format: One Lap As Fast As You Can Go! Spring- The […]
All Hands on Deck Pirates 5K
This fun packed 5k is Presented by Give It Forward. Bring your entire family. It's All about community. Every child deserves a great start to the school year—but not every […]
Cryogenic Cannibal Chase
Planning on some degenerate behavior at Frozen Dead Guy Days? Start your morning off right with an 8k ripper around Lake Estes. This race is the morning pre game for […]
RMRR Spring Marathon Training Series #1
Platte River Trailhead Park Colorado Blvd and E 88th Ave, Thornton, CO, United StatesThese Marathon training races are geared towards people training for spring marathons. They are supported runs with aid stations and are timed and scored. There are both 10 mile and […]
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