Trail Running calendar near Hartford 2026-2027

National Sweetest Day at Nashotah Park on October 17, 2026 offers running, walking, and ruck events from a kids 1K to a half marathon. Entry fees vary and several events include post race treats.

A fall running event at Richardson Adventure Farm in Spring Grove, Illinois on October 18, 2026. Multiple options include a 10 kilometer course combining maze and farm sections, 5 kilometer maze and farm routes, a family one mile run, and k..

An October trail run at the Black Hawk Unit of the Lower Wisconsin State Riverway, organized by volunteers. Proceeds support local conservation groups and the event posts results and photos after the run.

Experience the historic Ice Age Trail during this autumn ultramarathon in the Southern Kettle Moraine Forest. Choose between 50k and 100k distances featuring on site branded wooden medals and scenic fall colors.

Trail running event on October 31, 2026 at the Greenbush trail system near Glenbeulah, WI. Choose a 5K one loop or a 10K two loop course; chip timing is provided and a park sticker or daily pass is required.

A multi-distance trail event in Southern Kettle Moraine State Forest offering ultra distances, a 50K and a 15K Fun Run, with aid stations, pacing rules, finisher awards, and proceeds funding forest projects.

Trail runs and a walking option use a rolling park course that starts at the southwest corner and returns through woods, service road, and open sections with occasional rough footing and visible seasonal foliage.

Explore the forest trails and hills of Lake Geneva at this multi distance trail event. Choose from several individual races or join a team relay for a day of outdoor activity and festival atmosphere.

Bucks & Does 13.1 Pointer is a multi-distance running, walking, and ruck event at Nashotah Park on 11/14/2026. Distances range from a youth Bambi Run to a 13.1 Pointer, and every finisher receives a wooden finisher medal.

Regional cross country championships in Kenosha, WI on November 28, 2026, featuring multiple 5K races and a 3K youth event. Top finishers in the championship race can qualify for the Brooks XC National Championships in San Diego.

A canicross-focused event at Lake Geneva with 4-mile loops (option to double for 8 miles), technical single-track trails, dog-specific awards, on-course hydration refills, and rules to protect the venue and wildlife.

A night trail event in Lake Mills WI with 16 mile and 31 mile out and back options on flat crushed limestone. Winter trail conditions vary and aid, drop bag rules, and required lights and reflective gear differ by distance.

A winter obstacle race at Lake Geneva offering 5K, 10K, a 20K Yeti Challenge, a kids course, team packs and a virtual option. Fun heats allow skipping obstacles while the Elite division requires full obstacle completion for podiums.

A winter timed ultra in Dousman, Wisconsin offering 6, 12, and 24 hour options for solo runners or relay teams of up to four, set in winter woods and on a frozen lake with warming shelters, hot drinks, a meal, and finisher items included.

A point-to-point trail run in Greenbush, WI on April 3, 2027, offering 50K and 25K options along the Northern Kettle Moraine Ice Age Trail with on-course aid, post-run refreshments, and transportation from the finish to the starts.

Trailbreaker returns to Waukesha on April 4, 2027 with races from a 1K kids run to a full marathon, plus ruck options and a walk. Proceeds support the Park Foundation of Waukesha and local parks and recreation.

Trail races at Donald County Park include 5 km, 15 km and a Kids One Mile Fun Run across prairie, single-track, sand and bridges. Proceeds support Friends of Donald Park for trail maintenance and repair.

Rumble on the Ridge is a backyard ultra style last person standing race near Arena, Wisconsin, run on a 1 to 1.25 mile loop with 20 minute laps. The course reverses direction every four hours and includes 250 to 300 feet of elevation gain p..

Trail races in Belleville, WI on flat rail trails with 50 Miler, 50K and Half Marathon options. The course includes trestle bridges, scenic views and a quarter-mile tunnel; organizers list aid stations, free photos, pizza and beer.

Alpine Valley UltraTrax in Elkhorn, WI offers repeated 7 mile loops over forested singletrack, ridgelines, and ski runs. Participants choose 7, 14, 21, or 28 miles and may ruck with 10, 20, or 35 lb vests; upper levels earn the Grey Wolf me..