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!
September 2026
A fully supported 50K trail ultra in Prescott, Arizona on Sept 26 2026 featuring technical granite singletrack, three aid stations, and finisher medals.
Point-to-point ultramarathon on the Laurel Highlands Hiking Trail finishing in Ohiopyle, featuring a 50 mile option and a 5-person relay with multiple aid stations.
Trail races at Salem Lake Marina feature a 30K, a 7-mile loop, and a 5K on a mostly shaded wooded trail, with water stops, packet pickup, post-race food and beer, and proceeds benefiting the Salem Lake Trail System.
Run the Rock | Rockville is the fourth annual 5K at Luck Stone’s Rockville quarry near Richmond, featuring gravel terrain, quarry views, local food vendors, family activities, swag, and raffles supporting a charitable cause.
A multisport festival at Pawtuckaway State Park offering swim, bike and run options for people who identify as women. Choose an individual triathlon, two sport combo, single sport or a relay team in a non competitive setting.
A day of races at Brazos River Park in Sugar Land with distances from a kid’s 50 m dash to a 13.1 mile half marathon, in-person chip-timed races, designer shirts and medals, plus a virtual option with mailed packets.
Final race of the 2026 Black Hills Runners Club Trail Series at Alkali Trailhead in Sturgis, SD, with 10K and 18K courses through rolling hills and pine singletrack; youth entries are listed as free.
A multi-distance event on the flat Betsie Valley Trail in Thompsonville, MI featuring a half marathon, 10K, 5K and a 1 Mile Fun Run fundraiser on September 26, 2026.
Little Heroes Park in Walnut Shade, MO holds a running event on September 26, 2026 offering a 2K fun run and a hilly 5K; registration runs May 18 to September 26 and the entry fee is $35.
A family-friendly color run in Freeburg, IL combining vibrant color stations with a wooded memorial route and a focus on preventing distracted driving.
Trail based 5K obstacle race at Wasserman Park on September 26, 2026 featuring 12 or more beginner and intermediate obstacles and limited to 200 participants.
An obstacle mud run at Camp Sacajawea on September 26 with one mile and three mile courses, waiver required, proceeds benefit Girl Scouts of Greater Iowa.
A 3 miles obstacle course at Camp Winona in De Leon Springs with over 17 obstacles, race T-shirt, finisher's medal and a pancake breakfast; two pricing periods apply.
Trail races at Moore Park in Klamath Falls offering 30K, half marathon and 5K mostly on single track with views of Upper Klamath Lake and Mt. Shasta.
A trail event at Vandenberg Space Force Base on September 26, 2026 offering 10 km and 20 km distances. Non-base participants must show a REAL ID for base entry and all finishers receive a medal and a drink ticket.
Scenic trail run at Terry Bison Ranch in Cheyenne with multiple distances and proceeds supporting Cardiac and Pulmonary Rehab equipment.
A five-race cross country series in Portland parks with separate men’s and women’s races, options for non-binary entrants, race distances of 5K 6K and 8K, and both series and individual registration fees.
A 30 minute run or walk up Mt. Hoy in Blackwell Forest Preserve, Warrenville IL, with proceeds funding two years of housing through Bridge Communities.
Trail races at Caesar Creek State Park on September 26, 2026, including a half marathon, 10K, 5K, 20K relay, and a 6-hours event. Entries include a custom bib, fueling supplies, a medal, and timed results.
Multi-hour trail running at Richard Bong State Recreation Area offering 24, 12, 6 and 3 hour options plus a backyard 24 loop format.