United States
- Alabama 55
- Alaska 15
- Arizona 107
- Arkansas 44
- California 351
- Colorado 129
- Connecticut 38
- Delaware 16
- District of Columbia 14
- Florida 174
- Georgia 97
- Hawaii 9
- Idaho 12
- Illinois 68
- Indiana 71
- Iowa 30
- Kansas 35
- Kentucky 70
- Louisiana 29
- Maine 25
- Maryland 71
- Massachusetts 56
- Michigan 110
- Minnesota 48
- Mississippi 15
- Missouri 64
- Montana 33
- Nebraska 21
- Nevada 27
- New Hampshire 27
- New Jersey 73
- New Mexico 28
- New York 134
- North Carolina 163
- North Dakota 2
- Ohio 91
- Oklahoma 44
- Oregon 79
- Pennsylvania 174
- Puerto Rico
- Rhode Island 8
- South Carolina 68
- South Dakota 6
- Tennessee 72
- Texas 242
- Utah 66
- Vermont 20
- Virginia 141
- Washington 121
- West Virginia 29
- Wisconsin 66
- Wyoming 7
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3954 exciting trail runs across the country. Find your next trail run in the United States below and join the trail community at these great events!
April 2027
A Moab trail ultra offering 10 Mile, 30K, 50K and 50 Mile options over sandstone fins, washes and technical singletrack with on course aid and free camping.
Trail races at Oak Mountain in Alabama offer 50K, 25K and 6 Mile courses on forested single track with two climbs to Double Oak Mountain; the 50K has a 9 hour 30 minute cutoff.
A trail 5K at Bethpage State Park with a free kiddie run, virtual option, on-course refreshments, and proceeds to the Never Stop Running Foundation.
Multi-distance trail ultras in the Leatherwood Mountains near Ferguson NC, from 25K to 100 Mile, on private marked trails with staffed aid stations and significant elevation gain.
A 105.8 mile point to point trail race near Superior, Arizona, through Sonoran Desert singletrack on National Forest lands with six aid stations and a 36 hour cutoff.
Trail runs and gravel bike routes around Diamond Valley Lake in Hemet, CA on April 3–4, 2027, with distances from 1 mile to marathon plus youth and stroller options.
Trail running weekend at The Great Passion Play grounds in early April 2027, with 1K, 5k, 5-mile, and half marathon courses that pass the Christ of the Ozarks and Holy Land Tour. Entry includes a show ticket and a finisher medal.
A 14 mile untimed point to point trail run along the Dahlgren Railroad Heritage Trail that starts at one Sheetz and finishes at another. The event features unusual aid station snacks and practical finisher swag.
Trail races from 10k to 50 mile at Rocky Hill Ranch in Smithville Texas on April 3, 2027. Single track course with marked aid stations and a cupless policy.
A 100 mile trail endurance run through William B. Umstead State Park in Raleigh with a 30 hour time limit and a 50 mile option. Next edition April 3, 2027 to April 4, 2027.
Trail running event near Mount Diablo on April 3, 2027 offering 50K, half marathon, 10K, 5K and remote options while supporting Save Mount Diablo.
Big Buffalo 50 at Shelby Farms Park in Memphis is the Cancer Kickers Soccer Club's 10th annual fundraiser with 100% of proceeds supporting children 18 and younger fighting cancer.
Trail races at Alum Creek State Park on April 3, 2027 offering 6K, 10K, 20K and 50K over alternating loops on the Rocks and Roots Trail.
Trail races at Cline Butte near Redmond OR offering 50K, 20 mile and 15K courses with Cascade, Smith Rock and Ochoco views.
Trail races in Black Mountain NC featuring a 36 mile Mount Mitchell Challenge and a marathon, each limited to 250 runners, with stocked aid stations and required safety gear.
Mountain trail races at Bear Mountain on April 3, 2027 offering 13.1 mile, 10K and 10K ruck on rugged technical singletrack with significant elevation gain.
Genesee Valley Ultra is a timed loop trail event at Genesee Valley Outdoor Learning Center in Parkton, MD. Runners choose 24 hour, 12 hour, or 6 hour formats to complete as many laps as possible on a 2 mile loop, with chip timing and awards.
Trail races at Marion Sansom Park offering 50K, 25K, 10K and 5K on natural, technical trails. Two full aid stations, a cupless policy, a 300 runner cap, and finisher medals and swag.
Timed looped trail races at Moab Rim Trailhead with 3, 6 and 12 hour options plus a 3 hour relay on a steep 0.95 mile climb with 890 ft gain.