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

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    Windsor Marathon, Half Marathon, 10K & 5K

    / 2 RaceMobbers Scheduled

    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...

    • 1/2M

    Windsor, CO

    45.91 miles away

    I'm Attending

    Weld Your Mettle Ultra Marathon, Heavy Full, Heavy Half & 7K

    Welcome to the 2nd annual Weld Your Mettle Ultra: 50K,  Heavy Marathon,  Heavy Half Marathon, and 7k run, walk or ruck, brought to you by the run.Windsor Race Series. Held on the Poudre River Trail. Connecting Windsor to Greeley, this race will st...

    • 1/2M

    Estes Park, CO

    44.99 miles away

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    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 - July 28, 2023Half Marathon - July 29, 2023 Run one race or register for the Elk Double and ru...

    • 1/2M

    Winter Park, CO

    41.2 miles away

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    Winter Park Half Marathon & 5K

    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

    Georgetown, CO

    33.16 miles away

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    Slacker Half Marathon-Relay-4-Mile Races

    Do not be misled by the name but this is the Slacker Half Marathon/4M Race -  the highest downhill half marathon in the country, beginning at 10,630 feet and traveling over a rolling hill descent to 8400 feet! The half marathon begins at Loveland...

    • 1/2M

    Buena Vista, CO

    20.34 miles away

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    Autumn Run Half Marathon, 10K, 5K, & Kids Fun Run

    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

    Englewood, CO

    16.37 miles away

    I'm Attending

    Three Creeks Half Marathon

    Welcome to Denver's Best Spring Half Marathon! Saturday April 1, 2023 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

    Greeley, CO

    45.3 miles away

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    10th Annual Superhero Event

    This is our 10th 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

    Brighton, CO

    14.21 miles away

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    Adams Half & 5k

    Right in your backyard, Adams County! If you've not visited the Adams County Fairgrounds, you're in for a treat.  Far enough from the foothills to be FLAT, but close enough to be BREATHTAKING, this course meanders past lakes and rivers on concret...

    • 1/2M

    Westminster, CO

    7.25 miles away

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    Westy Half & 5k

    Join us for the Westy Half in October where finishers from every distance earn a MEDAL! This year's event features an out and back course from the trail entrance at Front Range Community College Library Parking Lot headed North on Big Dry Creek T...

    • 1/2M

    Brighton, CO

    14.21 miles away

    I'm Attending

    Runs With Scissors Races

    Saturday, April 8, 2023Half Marathon, Marathon and 50K all Start at 7:00 a.m. The race will be held at Riverdale Regional Park, Pavilion B, in Brighton Colorado.  Proceeds benefit INSPIRATIONFIELD.  INSPIRATIONFIELD works with the developmentally...

    • 1/2M

    Anywhere, CO

    5.09 miles away

    I'm Attending

    Valentines Cupid Run COLORADO VR

    Run in our first Valentines Cupid Run at your own time and pace with our designed course!    How it Works:1. Signup for the Marathon, Half-Marathon, 10K, or 5K.   2. Get a running shirt, race bib, finisher's medal and race course mailed to you....

    • 1/2M

    Longmont, CO

    24.86 miles away

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    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

    Arvada, CO

    3.47 miles away

    I'm Attending

    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 ge...

    • 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 11th 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

    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 sid...

    • 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.  Visit www.PrairieDogHalf.com for more...

    • 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

    Arvada, CO

    3.47 miles away

    I'm Attending

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

    The Arvada event supports Community Table, an Arvada Food bank.  Bring 5 items for donation on race day and you'll be entered into a raffle for great prizes from 3W Races and our sponsors! Welcome to the SPRING FLING Prairie Dog Half (part of the...

    • 1/2M

    Arvada, CO

    1.91 miles away

    I'm Attending

    All-Out Summer Breeze

    From the heart of the West Metro area and the Stenger Soccer Complex, All-Out brings you our 11th 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 Dog Days

    Get ready for some fun in the sun and a great mid-season test of your training as we bring our 11th Annual Dog Days 5K, 10K & Half Marathon! Centrally located between Denver & Boulder along with its Endless Series sidekick in December Fa L...

    • 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 12th annual Kooky-Spooky from Jefferson County's NAAC Stadium… easily accessible from several nearby highways. Along with its Endless Series sid...

    • 1/2M

    Arvada, CO

    3.47 miles away

    I'm Attending

    All-Out Runapalooza

    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

    Westminster, CO

    5.4 miles away

    I'm Attending

    All-Out Fallfest

    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

    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

    Westminster, CO

    5.4 miles away

    I'm Attending

    All-Out Fa La La

    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...

    • 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...

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