View some of the best Half Marathon races in Thornton, 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.
Come experience one of the most scenic events in California, “Run Long Beach”. Starting in Downtown Long Beach, runners head towards the historic Queen Mary and then through Shoreline Village. After running next to the Pacific Ocean on the flat be...
The Westminster event supports Growing Home of Westminster. Bring 5 items for donation on race day and you'll be entered into a raffle for great prizes!
Join us for the Adams Half & 5k in September! This race is chip timed. This year's event features both a 5k and 13.1 out and back course from Riverdale Regional Park along the Platte River Trail. Celebrate autumn with us, and join the Half M...
Join us for the Adams Half & 5k in September! This race is chip timed. This year's event features both a 5k and 13.1 out and back course from Riverdale Regional Park along the Platte River Trail. Celebrate autumn with us, and join the Half M...
THE SUMMER SERIES FINALE The Annual ERS Finale... The 8th Annual Louisville Trail Half Marathon, 10K, 5K has been the Endurance Race Series' Summer finale and largest event the past 7 years... The course is a mostly flat with a beautiful, yet cha...
Showcasing a unique city-to-city trail connection, The Long View Marathon and Half Marathon runs from Fort Collins to Loveland. Together, Gnar Runners and Sweetheart City Racing bring a unique collaboration to Colorado’s running scene in this one-...
Breathtaking Rocky Mountain views serve as the backdrop for this landmark-filled tour of downtown Denver.Event details and schedule
The Golden Gate Half is more than just a 13.1-mile run through San Francisco. Rather, it is a spectacular journey through this stunning City by the Bay. The chance to run across the Golden Gate Bridge is an experience unlike any other, but far fro...
www.WestyHalf.com Join us for the Westy Half in October! This race is chip timed. This year's event features an out and back course from Westminster Promenade Terrace to Standley Lake and back. Celebrate autumn with us, and join the Half Marath...
Due to Covid-19, there will be no free kids races this year in an effort to eliminate crowds. There will be no print results. All results will be available online immediately following the race. Awards will be available for pick up the following w...
Due to Covid-19, there will be no free kids races this year in an effort to eliminate crowds. There will be no print results. All results will be available online immediately following the race. Awards will be available for pick up the following w...
Prairie Dog Half - Louisville - ALL info (including swag, start times, location, awards, etc) can be found on the race's website!
The Arvada event supports Community Table, an Arvada Foodbank. 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 ...
The Arvada event supports Community Table, an Arvada Foodbank. Bring 5 items for donation on race day and you'll be entered into a raffle for great prizes! Welcome to the SPRING FLING Prairie Dog Half! This spring-time event also features 10k a...
www.LMHalf.com Celebrate Independence Day with us, and join the Half Marathon or 5k distance! Walkers and Runners of all abilities welcome! Half Marathoners start at 6 AM - finish line closes at 09:30 AM. If you'd like more time, contact us (I...
2020 marks the 12th Annual Backcountry Wilderness Half Marathon in Highlands Ranch! This 13.1 mile scenic trail run utilizes the Douglas County East/West trail and the beautiful Highlands Ranch Community Association's Backcountry Wilderness Area ...
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