Trail Running calendar near Belleville 2025-2026

We have found 35 Trailruns within 80 miles of Belleville. See below where and when you can find the races.

Whitewalker Ultra 100k is a self-supported ultramarathon held in Palmyra, Wisconsin, starting at Emma Carlin Trailhead. The course comprises two 50k loops, first looping west on the Ice Age Trail to Whitewater and back, followed by a second..

February 2026

The Frozen Assets 5K Run/Walk is a unique winter event held in Madison, Wisconsin, where participants run or walk entirely on the frozen surface of Lake Mendota. The 5K course offers scenic views of downtown Madison and the University of Wi..

ARKTOS : February 28 to March 1, 2026 ARKTOS is a winter trail ultra held in Dousman, Wisconsin (Southern Kettle Moraine Forest). The event offers timed-loop formats in three durations. The race is open to solo runners and relay teams of up..

March 2026

Skunk Ape 806/314 Trail Race : March 21, 2026, Dixon, IL The event takes place at Lowell Park, 2114 Lowell Park Road, Dixon, IL 61021 on March 21, 2026. Distances offered: 806 - 33.75 miles (8 hrs 6 mins) 314 - 13.5 miles (3 hrs 14 mins) 8..

Trailbreaker : March 29, 2026, Waukesha, WI The Trailbreaker is scheduled for March 29, 2026, in Waukesha, WI, with the main venue at the Schuetze Recreation Center / Frame Park Baseball Stadium. The event has been hosted by the Park Founda..

April 2026

Celebrate Earth Day on April 18 in Crystal Lake with looped trail races of 50K, 15 mile, and 5 mile on rolling single track. Friendly aid station, scenic pond start, and relaxed festival vibe for trail runners of all levels.

May 2026

The Prickly Pine Jackpot 24 Hour Solo/Relay is an endurance running event held in the scenic Kettle Moraine State Forest near Dousman, Wisconsin. Participants can choose from multiple race options including 6-hour, 12-hour, and 24-hour solo..

The Donald Dash Trail Run is a popular trail running event held at Donald County Park in Mount Horeb, Wisconsin. It offers two race distances: a 5K for beginners and a more challenging 15K for experienced runners. The course features divers..

Run the Galena Sky Trail Race on May 16, 2026 at Chestnut Mountain, choosing four hour or eight hour timed formats on scenic looped trails with Mississippi River views. Rack up loops, earn a striking 3D Warrior finisher medal and enjoy a he..

Rumble on the Ridge is a Last Person Standing loop race at a private Arena farm featuring a rugged 1 to 1.25 mile loop with big climbs. Run a lap every 20 minutes until one runner remains, with crew space, hot food and Saturday camping.

Run 50 mile, 50K, or half marathon on scenic flat rail trails in Belleville on May 23, 2026. Enjoy trestle bridges, a quarter mile tunnel, generous cutoffs and post race pizza, beer and swag for finishers.

June 2026

Explore the rugged trails of Kettle Moraine in LaGrange WI, with ultra options from the 38 Miler up to the 100 Miler, plus relays and a 50K. The mostly trail route includes 65 miles on the Ice Age Trail and the 100 Miler is a Western States..

Run the Whitewater Trail Challenge on June 20, 2026 in Whitewater WI with 10K, half marathon and 50K options along the scenic Ice Age Trail at Rice Lake. Rolling hills and technical footing create a rewarding summer trail test.

September 2026

Run technical trails and creek crossings at the GristMill Grind, a scenic 5K and 10K in Franklin Creek State Natural Area. Challenge the hills, chase custom awards and support the Franklin Creek Conservation Association.

Push your limits in Belleville WI Sept 18 to 20 with a weekend of timed endurance races on an out and back route to Dot's Tavern. Choose Last Dot Standing, 24 or 48 hour challenges and chase buckle distances up to 200 miles.