Horsetooth Half MarathonApril 15, 2018 -- Fort Collins, CO 1 of 9
If you want a challenge to prepare for the upcoming season, look no further. Snaking along Horsetooth Reservoir, this race kicks off at more than 5,000 feet above sea level and sends you up "Monster Mountain," a nearly 500-foot climb, all before you even reach mile two. Your reward? A finish line at New Belgium Brewery, complete with free beer, food and live music.
Marin County Half MarathonApril 29, 2018 --San Rafael, CA 2 of 9
The Marin County Half is another beautiful California race that keeps you close to the water. Beginning on Point San Pedro Road, the course immediately takes you on a three-mile loop by the ocean. Later, you run on Shoreline Trail, another beauty, and eventually finish at the beach. The race is organized by the Sustainable Sports Foundation, and all net proceeds go to giving children from low-income families the opportunity to learn to swim.
Eugene Half MarathonApril 29 -- Eugene, OR 3 of 9
This race features a predominantly flat course, so get ready to run fast. The event is celebrating its 10th anniversary and participants will receive several giveaway items. Registration includes a Nike Dri-FIT shirt, a finisher's medal, physical and virtual goodie bags (with online discounts) and a Krusteaz pancake breakfast.
Girls on the Go RunMay 13, 2018 -- San Diego, CA 4 of 9
Celebrate Mother's Day with this woman-triumphant run. The course is flat, paved and takes you along the oceanfront of the San Diego Bay and San Diego River. Don't worry, fellas--men are also encouraged to register and support the women in their lives. Once you cross the finish line, get ready to join a post-race dance party.
Red River High Mountain Half MarathonAugust 4, 2018 -- Red River, NM 5 of 9
If you're a fan of small, quaint towns, give this race a try. The course begins in the historic mountain town of Red River and features a challenging mix of high altitude hills. Don't expect to set a new PR, but do expect a stunning view of Wheeler Peak, the highest point in New Mexico.
Fear the Deer Trail Half MarathonMay 19, 2018 -- Littleton, CO 6 of 9
The Deer Creek trails wind through beautiful pine forests and you will get a breathtaking view of Denver at the top, but be prepared for all elements: you may run through mud, snow fields, cross creeks and up steep, rocky terrain. You'll be rewarded by an amazing after party and "Golden Antler" awards.
Provo City Half MarathonMay 5, 2018 -- Provo, UT 7 of 9
If you're ready for an amazing downhill half marathon that provides some of the best views in Utah, and you want to be pampered by massages, breakfast and family fun at the end of the race, then sign up now for the Provo City Half. Oh, and if you happen to be fast, there are cash prizes.
Coeur d'Alene Marathon 2018May 27,2018 Coeur d'Alene, ID 8 of 9
CdA is a runner's dream destination, so if you're looking to make a runcation out of a race, this half would suit you perfectly. The entry fee is low, the nature outstanding and the air thin. Come test your lungs and see one of the premier half marathon courses in the West. If you're feeling fit, go for the full 26.2.