Marathons & Half Marathons by Month

Find January 2027 marathons — warm-weather races in Texas, California, Arizona, and beyond.

Browse February 2027 marathons, from Surf City and Mesa to Austin and Fort Worth's Cowtown.

Find March 2027 marathons, from Los Angeles to Napa Valley. Spring race season starts here — compare dates, courses, and registration information.

Browse April 2027 marathons — Boston, Big Sur, Eugene, and more. Peak spring race season, with dates, courses, and registration.

Find May 2027 marathons, from redwood courses in Northern California to Colorado canyons.

Browse June 2027 marathons — northern, coastal, and high-country races with early starts.

Find July 2027 marathons — summer races in San Francisco, the mountains, and cooler northern cities.

Browse August 2027 marathons, from Pikes Peak to cool-weather coastal courses.

Find September 2027 marathons as fall race season kicks off — fast downhill courses, mountain races, and more. Dates and registration in one place.

Browse October 2026-2027 marathons — Chicago, Portland, St. George, and more at the peak of fall racing.

Find November 2026-2027 marathons, from New York City to Philadelphia and the desert Southwest.

Browse December 2026-2027 marathons — CIM, Tucson, Honolulu, and more fast finishes to the year.

Find January 2027 half marathons — warm-weather 13.1s in Texas, Arizona, California, and Florida.

Browse February 2027 half marathons, from Huntington Beach to the Superstition Mountains and Austin.

Find March 2027 half marathons as spring racing starts — big-city halves, desert courses, and early-season tune-ups.

Browse April 2027 half marathons — Eugene, Yakima River Canyon, and hundreds more at the peak of spring racing.

Find May 2027 half marathons, from the Brooklyn Half to Denver's Colfax. Late-spring 13.1s with dates, courses, and registration in one place.

Browse June 2027 half marathons — lakeshore, mountain, and northern 13.1s with early starts.

Find July 2027 half marathons — San Francisco, mountain courses, and cool northern races built for summer.

Browse August 2027 half marathons, from the Rocky Mountain Half to San Diego's America's Finest City Half.

Find September 2027 half marathons as fall racing begins — Chicago, fast Utah downhills, and fall tune-ups.

Browse October half marathons — Portland, Flagstaff, and more in peak fall weather.

Find November half marathons, from Seattle and Dallas to the desert Southwest.

Browse December half marathons — Tucson, Dallas, Kiawah Island, and more end-of-year 13.1s.