Discover Marathons, triathlons, 10K, & 5K races
Find thousands of local and destination running, cycling and triathlon races.
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Featured Races
Featured races support our effort to bring runners and endurance athletes a free and comprehensive race calendar. Check them out for great racing options in your backyard or as great destination races for vacations.
popular distances
marathons by state
Half marathons by state
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Upcoming Half Marathons in the Pacific Northwest
Are you ready to take on a new running challenge? Half marathons are a true test of endurance and determination, and there are countless races around the world that offer a chance to push yourself to the limit.
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Marathon training Plans
Looking for training programs for Half Marathon to Ultramarathon?
Training Programs →