RaceMob

Popular Arvada, Colorado Half Marathon Races

View some of the best Half Marathon races in Arvada, 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.

    • 1/2M

    Windsor, CO

    46.24 miles away

    I'm Attending

    Windsor Marathon, Half Marathon, 10k & 5k

    / 4 RaceMobbers Scheduled

    Welcome to the Windsor Marathon. This event starts and ends at The Island at Pelican Lakes in Water Valley, with a great after party including breakfast, drinks, music and a live band! Tour beautiful Windsor on a variety of terrain, through golf c...

    • 1/2M

    Buena Vista, CO

    20.34 miles away

    I'm Attending

    Autumn Run

    / 2 RaceMobbers Scheduled

    The Autumn Run is held each year on the third weekend in September, in and around the historic, friendly, and picturesque town of Buena Vista, Colorado. Nestled in the upper Arkansas River Valley at the base of the Collegiate Peaks, the Autumn Run...

    • 1/2M

    Arvada, CO

    1.91 miles away

    I'm Attending

    All-Out Summer Breeze

    / 2 RaceMobbers Scheduled

    From the heart of the West Metro area and the Stenger Soccer Complex, All-Out brings you our 12th annual Summer Breeze! Along with its Endless Series sidekick in January, Polar Prowl, these 5K, 10K and Half Marathon courses will follow Van Bibber ...

    • 1/2M

    Westminster, CO

    5.4 miles away

    I'm Attending

    All-Out Fall Fest

    / 2 RaceMobbers Scheduled

    One of Colorado's favorite trails meets one of its most glorious parks at our 9th annual Fallfest! As courses wind southwest along Big Dry Creek Trail, the remarkable sight of Standley Lake with the Flatirons on the horizon will come into view. It...

    • 1/2M

    Arvada, CO

    3.47 miles away

    I'm Attending

    All-Out Runapalooza

    / 2 RaceMobbers Scheduled

    As those summer mornings are just beginning to cool, join us for a celebration to end the season and our 11th Annual Runapalooza! From the award winning Apex Center, these 5K, 10K & Half Marathon courses will run west along the 2020 Best of th...

    • 1/2M

    Louisville, CO

    11.27 miles away

    I'm Attending

    Arctic Prairie Dog Half, 10k & 5k

    We would love to have you join us for this fun event that kicks off our Prairie Dog Race Series! Make it your annual Martin Luther King Jr. remembrance weekend event!  Yes, we run in January and for many of the years, we've enjoyed WARM race morni...

    • 1/2M

    Estes Park, CO

    44.99 miles away

    I'm Attending

    Rocky Mountain Half Marathon & 5K

    Join us for a weekend of running and scenic mountain views in historic Estes Park, Colorado just outside Rocky Mountain National Park.  Race Dates:5K - August 2, 2024Half Marathon - August 3, 2024 Run one race or register for the Elk Double and ...

    • 1/2M

    Erie, CO

    17.65 miles away

    I'm Attending

    Erie Half & 5k

    Join us for the Erie Half and 5k!  The Hometown Race Series features half marathons and 5k distance events in outlying communities outside the Denver and Boulder metro areas.  LOOK UP! At the Erie event, we often see the early morning skies with...

    • 1/2M

    Westminster, CO

    5.4 miles away

    I'm Attending

    All-Out Beat the Heat

    One of Colorado's favorite trails meets one of its most glorious parks at our 12th annual Beat the Heat! As courses wind southwest along Big Dry Creek Trail, the remarkable sight of Standley Lake with the Flatirons on the horizon will come into vi...

    • 1/2M

    Golden, CO

    7.0 miles away

    I'm Attending

    All-Out Spring Fever

    Join us for a St. Patty's Day run in the Denver area! We love St. Patrick's Day and sláinte. From the base of Table Mountain and Colorado's spectacular foothills, All-Out Multicourse presents our 12th annual Spring Fever from Jefferson County's NA...

    • 1/2M

    Westminster, CO

    6.18 miles away

    I'm Attending

    Pioneer Prairie Dog Half, 10k & 5k

    Welcome to the Pioneer Prairie Dog Half Marathon event; the one that started the series! With 10k and 5k events too!  Everyone is back to school and slipping into a routine.  Make this your mental health break as you break away from the chaos of ...

    • 1/2M

    Windsor, CO

    48.11 miles away

    I'm Attending

    Red, White and Brew 5k, 10k & Half Marathon

    Walk, run or ruck, a 5k, 10k, Half Marathon or 12 Hour Last Man Standing Race to celebrate the Red, White and Brew in Windsor, CO! Starting and ending at the new Hoedown Hill in Water Valley, this race has fun for the whole family! Live music, foo...

    • 1/2M

    Castle Rock, CO

    28.84 miles away

    I'm Attending

    Summer Splash Prairie Dog Half, 10k, & 5k

    Welcome to the Summer Splash Prairie Dog Half, 10k & 5k in Castle Rock, Colorado. Part of the Prairie Dog Half race series, join us in July as we race through Castle Rock along the East Plum Creek Trail.  For all race info, click the "race in...

    • 1/2M

    Parker, CO

    26.73 miles away

    I'm Attending

    Labor Day Half Marathon

    Celebrate the last blast of summer at the Labor Day Half Marathon. Sweat your socks off and let summer have its last hooray at Parker’s Salisbury Park, just a few miles southeast of Denver. There’s a distance to meet every taste with a half marath...

    • 1/2M

    Westminster, CO

    5.4 miles away

    I'm Attending

    All-Out Fa La La

    Dash through the snow (or not snow) at our 13th 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...

    • 1/2M

    Westminster, CO

    3.55 miles away

    I'm Attending

    Time Travel Half-Marathon (and 5k/10k) - Denver

    Are you ready to have a roaring good time? Welcome to the ultimate prehistoric Time Travel adventure – the Prehistoric Park Theme: 5K, 10K, and Half Marathon! Gear up for a journey through time, where dinosaurs once ruled the Earth and now, they ...

    • 1/2M

    Greeley, CO

    45.3 miles away

    I'm Attending

    12th Annual Superhero Event

    This is the 12th year of our Superhero Event!  We are so excited to celebrate this milestone!  We will be back at Greeley's Family FunPlex and runners can participate in person in our 10K, 5K, 1 Mile and a free kids run or they can participate in ...

    • 1/2M

    Winter Park, CO

    41.2 miles away

    I'm Attending

    Byers Peak Stampede

    Push your limits with these stunning, remote races in the heart of the Rocky Mountains - located just 60 miles outside of Denver! Our Half Marathon and 5K are perfect for athletes of all levels, but will be sure to challenge you as you enjoy the b...

    • 1/2M

    Westminster, CO

    6.18 miles away

    I'm Attending

    Westy Half & 5k

    Join us for the Westy Half in October where finishers from every distance earn a MEDAL! In 2024 we will be at the Westminster Promenade for the Westy Half and 5k! Join the Half Marathon or 5k distance!  Walkers and Runners of all abilities welco...

    • 1/2M

    Golden, CO

    7.0 miles away

    I'm Attending

    All-Out Kooky-Spooky

    From the base of Table Mountain and Colorado's spectacular foothills, All-Out Multicourse presents our 13th annual Kooky-Spooky from Jefferson County's NAAC Stadium… easily accessible from several nearby highways. Along with its Endless Series sid...

    • 1/2M

    Westminster, CO

    5.36 miles away

    I'm Attending

    All-Out Dog Days

    Get ready for some fun in the sun and a great mid-season test of your training as we bring our 12th Annual Dog Days 5K, 10K & Half Marathon! Centrally located between Denver & Boulder along with its Endless Series sidekick in December Fa L...

    • 1/2M

    Arvada, CO

    3.47 miles away

    I'm Attending

    All-Out Mardi Crawl

    Welcome to the 8th annual All-Out Mardi Crawl, a Mardi Gras run in the Denver area! 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 op...

    • 1/2M

    Georgetown, CO

    32.9 miles away

    I'm Attending

    Slacker Half Marathon-Relay-4-Mile Races

    Hey Beautiful Slackers!   The 2024 Slacker Races will be held on June 22   Get ready for an epic adventure at the 2024 Slacker Races! Seize the chance to earn your bragging rights as a true Slacker! Embark on this exhilarating journey starting at...

    • 1/2M

    Brighton, CO

    14.21 miles away

    I'm Attending

    Runs With Scissors Races

    Saturday, April 27, 2024Half Marathon, Marathon and 50K all Start at 7:00 a.m. If you want your name included on the finisher's medal ribbon, and to be guaranteed a finisher medal, you must register before March 22, 2024. If registration for a d...

    • 1/2M

    Englewood, CO

    16.37 miles away

    I'm Attending

    Three Creeks Half Marathon

    Welcome to Denver's Best Spring Half Marathon! Saturday April 7, 2024 at Cherry Creek State Park Racing Underground brings you an amazing half marathon this spring! The Three Creeks Half Marathon features a half marathon course that is flat, fas...

    • 1/2M

    Arvada, CO

    3.48 miles away

    I'm Attending

    Spring Fling Prairie Dog Half, 10k, & 5k

    Welcome to the SPRING FLING Prairie Dog Half (part of the Prairie Dog Half series)!  This spring-time event also features 10k & 5k distances! If you're looking for race day info (including, schedule, course, packet pick up, etc) navigate to t...

    • 1/2M

    Morrison, CO

    11.68 miles away

    I'm Attending

    Time to Paddy 5k/10k & Lucky 13.1 - Denver

    *Register by Sunday at midnight the weekend BEFORE the race to be guaranteed a shirt!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 s...

    • 1/2M

    Arvada, CO

    1.91 miles away

    I'm Attending

    All-Out Polar Prowl

    From the heart of the West Metro area and the Stenger Soccer Complex, All-Out brings you our 10th annual Polar Prowl! Along with its Endless Series sidekick in June, Summer Breeze, these 5K, 10K and Half Marathon courses will follow Van Bibber Cre...

    • 1/2M

    Longmont, CO

    24.86 miles away

    I'm Attending

    Longmont Half & 5k (LM Half)

    Celebrate Independence Day with us, and join the Half Marathon or 5k distance!  Walkers and Runners of all abilities welcome!

    • 1/2M

    Aurora, CO

    13.23 miles away

    I'm Attending

    SuperHeroes Run 5K/10K/13.1 DENVER

    Superheroes don't always wear capes but when they do, they run! Everyone is a superhero in their own way. From all the moms out there, to the front line workers, to even just those who are simply a friend to someone. So for every superhero out the...

    • 1/2M

    Aurora, CO

    13.23 miles away

    I'm Attending

    Run for Coffee Lovers 5K/10K/13.1 DENVER

    For all the Coffee Lovers, this run is for you! You’ll love the shirt we send you and as a bonus, if you sign-up for the “Extras” package, we’ll send you some coffee to try! Overview:Run will sell-out QUICK! We will close off waves the moment the...

    • 1/2M

    Aurora, CO

    13.23 miles away

    I'm Attending

    Run Against Breast Cancer DENVER

    Stand together against cancer by taking part in a 5K, 10K, or 21K Half Marathon. After the run, get a special commemorative pin or ribbon to keep!A portion of run proceeds + 100% of the fundraising will go to American Cancer Society, the oldest an...

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