Run 13.1 miles at these 13 races you don't want to miss. These are the biggest half marathons in the U.S., according to Running USA. From active.com
Indianapolis, Indiana; 30,050 finishers
This popular half marathon festival draws in some of the fastest runners around. Join the festival at next year's race. Read More »
Country Music Half Marathon
Nashville, Tennesse; 21,462 finishers
Take in the sights and sounds of Nashville, the home of country music. After the race, kick off your running shoes and trade 'em in for dancing shoes. Learn More »
P.F. Chang's Rock 'n' Roll Arizona Half Marathon
Phoenix, Arizona; 20,296 finishers
The race kicks off the year's Rock 'n' Roll events. Grab a PR on this flat course and enjoy the perfect winter race to start your season right. Read More »
Rock 'n' Roll San Antonio Half Marathon
San Antonio, Texas; 17,115 finishers
Experience the history and heart of San Antonio with this half marathon course through the Spanish Missions, downtown and the Mission Trails. Read More »
Rock 'n' Roll Virginia Beach Half Marathon
Virginia Beach, Virginia; 16,572 finishers
This scenic, oceanfront course is a hit year after year. Come join the fun and the concert in the sand after the race. Read More »
ING Philadelphia Distance Run
Philadelphia, Pennsylvania; 13,275 finishers
Want to run with some of today's elite? This event attracts some of the finest athletes and has been considered a premiere race for more than half a century.
Walt Disney World Half Marathon
Lake Buena Vista, Florida; 12,293 finishers
Feel like a kid again as you race through the Magic Kingdom at this jam-packed, weekend event. Learn More»
Nike Women's Half Marathon
San Francisco, California; 11,530 finishers
The comraderie, the course, the city--it's no wonder ladies love the Nike Women's Half Marathon. Bring all your girl friends out for a good time running around the bay.
Disneyland Half Marathon
Anaheim, California; 10,846 finishers
Who doesn't want to run around the Happiest Place on Earth? Bring the whole family and make it a weekend getaway for all.
Chicago, Illinois; 10,550 finishers
Enjoy Chicago like never before at this scenic, Windy City race. It might be just the urban experience you've been looking for.
New York City, New York; 10,506 finishers
Run through the Big Apple at this popular New York Road Runners event. Find out what's behind the streets of one of the greatest cities in the world.
San Jose, California; 9,622 finishers
This popular Bay Area race draws crowds full of runners looking to PR or add a late season half marathon to their schedule.
Louisville, Kentucky; 10,791 finishers
Enjoy the comfort and charm of Kentucky and see the best of Louisville at this half marathon event for an experience you won't forget.