View some of the best races in Boulder, Colorado! RaceMob's race calendar allows you to find races that suits your needs. Use our advanced filters below or calendar on the right, and discover new races. We try to maintain up to date information, and rely heavily on our community of volunteers. If you find a race that we're missing, use the "Suggest Race" button on the right. Find RaceMob discounts that others have added or add deals that you've discovered.
2023 5K FAMILY FUN RUN/WALK Come help Hyland Hills Hockey celebrate it's 50th anniversary at our annual 5K event. Packet pickup: Wednesday, Oct. 4, from 4-7 p.m. at Road Runner Sports, 10442 Town Center Dr.
Join us for the annual Spooky Sprint 5k/10k & Half Marathon! A fun, Halloween-themed event that is perfect for the whole family. The fun includes - Great Swag - designer shirt & custom medal Chip-timing with live results and awards...
Please join Lighthouse for our first annual Recovery Run of the Rockies 5K on Saturday, October 7th, 2023. The Race is an out and back course starting and ending at the beautiful Lake Pavilion at Fossil Creek Park, with the turn around just befor...
Help eRace World Hunger at Rainbow Trail Lutheran Camp’s 16th Annual Grace Race on Saturday October 1st, 2022! This annual 5k run/walk was started as part of RTLC’s 50th anniversary in 2007, to raise money for ELCA World Hunger. The event is hel...
Celebrating all that is the wonderful season of Fall with two distances to choose from!! We will have a 5k distance and a special K9 Canter 1 mile fun run!! Think caramel apples, cooler temps, and apple cider. Enter the 5k event and you'll comp...
Hi Friends of Big Waves! We are looking forward to having everyone back for our family 5k this year! Our theme for this year is Dynamic Duos! Think of your favorite/most creative duo (Peanut Butter and Jelly; Mickey and Minnie; Thing 1 and Thing ...
Join us for the University of Colorado School of Dental Medicine's annual ASDAsh 5K to Beat Tooth Decay! This year, all of the proceeds will be donated to our campus community to fund the Generations Program. The Generations Fund was started by a...
Welcome to the 4th annual Windsor CO Race! This event starts and ends at The Island at Pelican Lakes in Water Valley, with a great after party including a breakfast buffet, drinks, music and a live band! Tour beautiful Windsor on a variety of terr...
The bRUNch Run ™ 5K + 10K is back! Join us in Denver on Sunday, October 8 for the most epic and delicious 5K + 10K run/walk. Think road race meets food festival... join us for a morning of cheering runners on, finish line high fives and hugs, tear...
Join us Sunday October 8th at 9:00am for the Second Annual Strides for Sierra 5K run/walk fundraiser. Get your sweat on running or enjoy a leisurely stroll through the beautiful neighborhood surrounding Sierra Elementary! Starting at 10:00am the...
Join us on a journey from Fort Collins to Loveland. The marathon begins at Edora Park in Fort Collins and ends at Fairgrounds Park in Loveland. The half marathon starts at Fossil Creek Park and also ends at Fairgrounds Park in Loveland. Along the ...
5K DETAILS: The 5K features a chip-timed race designed to show the beauty of the neighborhoods by Kinard Middle School . Enjoy the music along the course provided by the Kinard and Fossil Ridge bands. Register before 9/18 to get your race packet ...
Saturday, October 14th at 8:00 am Join fellow Rams and CSU friends for the 43rd annual Homecoming 5K! The race is a great way for community, alumni, and students to come together for fun, fitness, and a sense of Ram Pride. All ages and abilities ...
Join us for the Westy Half in October where finishers from every distance earn a MEDAL! In 2023 we will be moving back to the Westminster Promenade for the Westy Half and 5k! Join the Half Marathon or 5k distance! Walkers and Runners of all abi...
Welcome to the Great Trailhead Foot Race at Bear Creek Lake Park! Featuring legitimate TRAILS in the shadow of Denver's skyline, you'll love the single-track and dirt as you race 10 miles to the finish line party! Don't quite have 10 miles in ya...
The Severance Chamber of Commerce is hosting our first ever Howl-O-Ween 5K! This is a family/doggie friendly run/walk adoption event that will take place at Severance Community Park. Strollers are welcome - this race is for all ages! We have a num...
Looking for a fun and challenging way to connect with your inner athlete and bond with your mates? Look no further than the West Side Best Side cross country race! This race features old-school cross country running at it's best with participants ...
The Odyssey Odyssey Fun Run is entering its 11th year. It has always been centered around having fun and exercising our bodies. It is an all-inclusive event, which is why all the races are FREE to participate in. We will be accepting donations f...
1st LUNA Powering Healthy Communities Through Nature Driven Athletics and Forest Bathing. Our 1st Latino Ultra Nature Adventure (LUNA) is a culturally relevant and equity driven new kind of Ultra powering the physical and mental health that com...
The Ghosts & Goblins 5K is a family, friendly event to celebrate the upcoming holiday season. Start your holiday traditions with a fun morning of fitness and friends by joining us at Denver’s City Park. Runners and walkers will complete a time...
AboutThe University of Denver's 11th Annual Crimson Classic 5K Run/1.5 Mile Walk will take place on Friday, October 27, 2023 on Carnegie Green Lawn at 3pm. Music, stretching, and snacks will start at 2:15pm. The focus of the Crimson Classic is to ...
Come join us for the very first event for the SCR Foundation! All proceeds go to help fund the scholarship program we are starting. You will receive all kinds of goodies from SCHEELS and a sweet treat when you finish your run. There will be a Hall...
Join us for the third annual Not So Flatt Breast Cancer Awareness Walk and Run. In 2021, my father lost his fight against breast cancer so we have put together an annual race to support everyone who has fought, and is still fighting breast cancer...
A 5k with a twist!! Fitness stations at various points where your favorite OTF Coaches will motivate and coach you through a mini workout before you continue the rest of the course!
We are pleased to offer 3 x Fall XC meets for all runners, regardless of age and ability. There are NO age restrictions or time standards to enter. TIME9:00am - 10:30am LOCATIONFoothills Community Park800 Cherry Ave, Boulder, CO 80304 COST - (T...
Voted Best of the Best in Arvada for Non Profit Events by Colorado Community Media! Join the Apex Foundation for the 3rd Annual Trick or Trot 5K! Runners and walkers of all ages and abilities are all welcome to join us for this Halloween celebrati...
The world-famous Eerie Erie is a Halloween themed 5k and 10k race that runs through historic downtown Erie and takes advantage of our beautiful trail system that weaves along the Coal Creek open space areas. The 10k passes by scenic Pleasant Hill ...
From the base of Table Mountain and Colorado's spectacular foothills, All-Out Multicourse presents our 12th annual Kooky-Spooky from Jefferson County's NAAC Stadium… easily accessible from several nearby highways. Along with its Endless Series sid...
Get ready for the winter season while enjoying a race with your friends at the City Park 5k! Participants in both distances will receive a long-sleeved event t shirt. 5k finishers earn a MEDAL! November is Worldwide Pancreatic Cancer Awarenes...
This 2-Mile Fun Run is created for the girls in the BSBF program. Parents and coaches are allowed to join them in the fun!
Our community is one of the few remaining cities in the nation to follow the old tradition of ringing bells throughout the town in the early morning hours of Veteran’s Day. This race will mimic some of those old traditions to honor our nation's ve...
Shoes & Brews along with our "Sole Mates" Left Hand Brewing and Hoka present the 9th edition of our fall race series. With a focus on community, running, beer and high fives we put this event on as a celebration. Saturday, November 4th, 20...
Join us for the annual Turkey Trails 5k/10k! A fun, Thanksgiving-themed event that is perfect for the whole family. The fun includes - Great Swag - designer shirt & custom medal Chip-timing with live results and awards Free photos ...
Rocky Mountain Road Runners holds a monthly series of timed races in the Denver area. We provide a low-key and COVID-safe running environment, and everyone is welcome to run with us! Our November race will run in Denver's Prairie Gateway Open Sp...
Join us for the Feet for Justice Run IN-PERSON this November! The Feet for Justice Run is a family-friendly event in Denver that brings together the community members, businesses, and non-profits to take a stand against human trafficking. Choose b...
This family-friendly 5K Run/Walk is open to the community and all fitness levels are welcome. You can run, walk, skip, dance. Just have fun! Strollers welcome. Costumes encouraged. Event is hosted by, and proceeds benefit, Isabella Bird Community...
The Colleen De Reuck Cross Country Classic is a XC meet honoring one of the world's greatest ever distance athletes and Boulder local, Colleen De Reuck. The Colleen De Reuck Cross Country Classic will take place on Saturday November 11th, and wil...
Join us for a holiday tradition! The Pumpkin Pie 5K is a flat and fast 5K held at City Park in Denver, Colorado. Start your holiday season off right with this family friendly run. All finishers will get a piece of delicious pumpkin pie, as well as...
Welcome to the Turkey Trot 5K! Feed Your Soul Fund is presenting this amazing event for the first time ever to benefit children and elders in our local community who struggle with food insecurity. Starting at Prospect Park heading West and lapping...
This is not your run of the mill 'Turkey Trot.' This is the 10k Turkey TREK! Are you up for the challenge? Run a steady uphill climb to the summit of the course at the 3 mile mark. Poised at the top of the hill is the infamous EGG NOG CHUG Cha...
THE PILGRIMAGE - 2 MILE, 4 MILE & KIDS RUN Join us on Thanksgiving Day - It's not about turkey! This event will start and finish by Erie Community Park at the Erie Library. Start your holiday weekend right; get out and give back! 2 MILE &...
Please join us for our 2nd Annual Southmoor Park Fun Run! We will have t-shirts, refreshments and fun. Time: 10:00 AM Place: Southmoor Park (entrance off Oneida and Peach)Route: Two laps around the park (~1.2 miles) Entry Fee: This year's cha...
Turkey Day 5K FUN Run/Walk The tradition continues! Celebrate Thanksgiving Day with family and friends while getting a workout. Date: Nov. 23, 2023Time: 8-8:15 a.m., (waves based on pace) Location: Start and Finish at Parker Recreation Center5K ...
Come join us on Thanksgiving morning for a 2-mile fun run! The event will be held at Mehaffey Park. We will have a fun course, music, and more! Come dressed in your best Turkey Day outfit. Every participant will receive a memorable campfire mug an...
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:...
WELCOME TO YOUR FAMILY'S THANKSGIVING DAY TRADITION Welcoming all runners, walkers, and pumpkin pie eaters alike!This fall event is fun for the whole family.Youth and team pricing is available! All the details you could ever need are right here ...
The 10th Annual Avista Adventist Hospital Louisville Turkey Trot was created as a means to collect food and donations for our local food bank. As the event grew, the Louisville Turkey Trot became a public benefit corporation, which is a corporatio...
Get your fundraising teams together and join us on Thursday November 23rd, for the Alpine Bank Boulder Thanksgiving Day 5K and Kids 1K Fun Run at Flatiron Park - 2211 Central Ave, Boulder, CO 80301. This is an event celebrating family and friends...
McKee Wellness Foundation is so excited to host the 22nd Annual Loveland Turkey Trot! We are coming home for the holidays, moving back to McKee Medical Center. The 5K will start at 8:30 a.m. at McKee Medical Center (2000 N Boise Avenue, Loveland, ...
Dash through the snow (or not snow) at our 12th annual Fa La La! Along with its Endless Series sidekick in July… Dog Days, the majesty of our breathtaking Flatirons as a backdrop will inspire you every step of these 5K, 10K & Half Marathon cou...
Rocky Mountain Road Runners (RMRR) holds a monthly Trophy Series race in the Denver area. Our December race will be in Denver's Washington Park with a 4.5 mile course for all runners. Please plan to arrive 30-45 minutes before race start to get y...
Join us for the annual Candy Cane Course 5k/12k! A fun, Christmas-themed event that is perfect for the whole family.The fun includes - Great Swag - designer shirt & custom medal Chip-timing with live results and awards Free photos ...
Kick off the holiday season with a spirited run/walk at Thornton's Carpenter Park. Choose from the chip-timed 5k, or experience the festive atmosphere in a shorter distance in our untimed Fun Run/Walk. Stick around after for the festival, includi...
Be There with Bells On! Help keep the tradition going strong by jingling with your family and friends at the Arthritis Foundation's Jingle Bell Run. Wear your favorite holiday costume and spread good cheer for a great cause. We’re raising awar...
Each race will run through a part of Loveland we haven’t highlighted until this race. You can pick which distance you want to run! Bring a new, unwrapped toy to the start line and be ready for the “drop”. This race benefits Realities for Children....
Choose your distance! The Santa's Dash for Cash 1 Mile(ish) event is a celebration of Slo-Hi/Denver and EVERY finisher in BOTH the 1 Mile(ish) and 5k will get a bonus envelope! Some of the gift envelopes contain CA$H - at least one including $100...
Celebrate the holiday season with the joy of running when you run, walk or fly Santa's sleigh at the Santa Catch 5k, 10k or Free Kids Fun Run! Proceeds from this race will benefit Adopt A Family through the non-profit Serve 6.8- serving thousands...
The Resolute Runner 5K is the KICK OFF PARTY OF THE YEAR! It's time to be RESOLUTE, to retroactively earn your pumpkin pie and chocolate truffles, and to start the new year on the right foot, literally! The course starts at Johnny Roberts Memoria...
We welcome you back to running in the winter and keeping up (or increasing) your distance and your fitness! This series is for ROOKIES - looking to learn 'how to run or race'. THIS is the place to feel welcome and where you can ask ANY question...
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