United States
- Alabama 47
- Alaska 22
- Arizona 104
- Arkansas 27
- California 344
- Colorado 137
- Connecticut 46
- Delaware 9
- District of Columbia 11
- Florida 135
- Georgia 107
- Hawaii 3
- Idaho 25
- Illinois 87
- Indiana 62
- Iowa 43
- Kansas 34
- Kentucky 43
- Louisiana 29
- Maine 33
- Maryland 60
- Massachusetts 51
- Michigan 114
- Minnesota 58
- Mississippi 16
- Missouri 70
- Montana 37
- Nebraska 18
- Nevada 31
- New Hampshire 45
- New Jersey 54
- New Mexico 28
- New York 154
- North Carolina 129
- North Dakota 1
- Ohio 111
- Oklahoma 28
- Oregon 71
- Pennsylvania 179
- Puerto Rico
- Rhode Island 11
- South Carolina 56
- South Dakota 11
- Tennessee 69
- Texas 181
- Utah 86
- Vermont 34
- Virginia 149
- Washington 111
- West Virginia 25
- Wisconsin 73
- Wyoming 14
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3937 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!
October 2026
Trail races on Philip S. Miller Park ridgelines include a family adventure run plus 5K, 10K, half marathon and 50K with chip timing and aid stations.
An annual military fitness tribute at Queenslake Horse Farm in Georgetown, Kentucky honoring the 19 fallen heroes with a weight carrying challenge and a full day music festival.
A scenic 5K through Estes Park during Elk Fest with shuttle transport from the Visitor Center and a finish at Performance Park.
Eight hour and 12 hour endurance runs on an approximately one mile crushed gravel loop at Boling Park in Canton GA with electronic lap counting and on course aid.
Trail race in Dahlonega, GA offering a 50K and half marathon across three ~10-mile loops with 5000' elevation gain and three aid stations.
A timed trail ultra in Cumberland RI offering 8 hour, 12 hour, and 34 hour options for individuals and teams up to four. The 4.2 mile loop mixes smooth trail and moderately technical rocky sections.
A trail running event at Rocky Branch Park with on-site and virtual 5K and 10K options; timing uses bib chips, participants receive a branded T-shirt and sticker, and proceeds support the Pancreatic Cancer Action Network.
Trail races on October 3, 2026 in Girdwood, Alaska featuring a 26.2 mile marathon, half and 5 km options, five aid stations, wildlife precautions, and proceeds supporting local trail maintenance.
WQMX 5KAY is the 8th annual 5K run with a one mile walk option at Rufener Hilltop Farms in Mogadore on October 3, 2026. Net proceeds support WQMX Bosom Buddies and age group medals are awarded.
Set in Walla Walla on October 3, 2026, this event features a half marathon, 10K and a memorial Heroes 5K across asphalt paths, gravel roads and rolling hills, with finisher medals, early-registration shirts and post-race refreshments.
Trail-based five mile race and two mile fun walk at Camp Innabah in Spring City, PA on October 3, 2026. Proceeds support summer camping programs and scholarships, with a pancake breakfast and awards for overall and age groups.
Run Forrest Run in Pooler, GA on 10/03/2026 offers 1 mile, 5K, 10K and half marathon options; 25% of registrations support Effingham Navigators and all finishers receive medals.
A fall trail event at Lapham Peak State Forest featuring timed 5K and 10K runs, accessible walk options, and a free 1K Smokey Bear run for children age 10 and under; participant shirts, awards, and post-event treats are included.
Two trail routes around Indian Lake County Park in Cross Plains, Wisconsin feature wetlands, forested slopes, and a section of the Ice Age Trail. The event is cup free and includes post-race music, food, and awards.
The John Holmes Trail Run takes place at Croom Park and Withlacoochee State Forest on October 3, 2026, offering 50K, 16 mile and 9 mile options. The field is limited to 250 runners and this is the event's 34th running.
Trail event at Prince William Forest Park with a 6.5 mile figure eight loop, a 30 km option, two aid stations, and an awards ceremony with a post race meal.
A six hour timed trail event at Brady's Run Park on a 2.1 mile loop featuring steep opening climbs, ridgeline single track and technical switchback descents. Open to solo runners and two person relay teams with awards for top finishers.
A 5 mile trail run, hike, or ruck through the Loess Hills at Dorothy Pecaut Nature Center in Sioux City, with a kids 1k for ages 12 and under.
Trail running through Fenn Valley vineyards on October 3, 2026, with a timed, challenging 5K and an untimed 1 mile course amid harvest sights and smells.