Trail Running calendar near Mayville 2026-2027

Trail races at Donald County Park with 5 km, 15 km, and a new 1 mile kids fun run across prairie, single track, sand and hills, with aid stations, awards, limited parking, and proceeds supporting park trail maintenance.

An ultrarunning event in Kettle Moraine State Forest on May 2–3, 2026 offering 6 hour, 12 hour and 24 hour solo and relay formats across three loop lengths. Jackpot cash prizes are funded from registration fees and distributed to top finish..

A long running Wisconsin trail ultramarathon that winds through forests, rocky ridges and glacial landforms. The event offers 50 miles, 50K and a half marathon and typically sells out quickly.

A Last Person Standing ultrarun on a farm near Arena, WI, run on a 1 to 1.25 mile loop with about 250 to 300 feet of climbing per lap. The course changes yearly, reverses every four hours, and continues until one runner remains.

A low-impact, no-frills running event in Delafield, WI that highlights Lapham Peak State Park and raises funds for Tall Pines Conservancy. Races range from a Half Marathon to a free kids 1K.

Experience the spring blooms at Bristol Woods County Park during this hilly trail run and hike. Support local environmental education while navigating scenic dirt paths through the Pringle Nature Center.

Big Climb Wisconsin on May 16, 2026 in Madison is a team-based stadium climb that features stairs, ramps, and concourses. The event honors patients and survivors and awards participants a finisher medal while supporting efforts against bloo..

Rail-trail event in Belleville, WI using the Badger State Trail and Sugar River State Trail. Distances include 50 miles, 50K and a half marathon on flat, soft surfaces with trestle bridges and a quarter mile tunnel.

A three-night trail series at Iola Winter Sports Club featuring a 5 km trail race, a free 1 km kids race, and a vertical jump challenge each night. Participants earn points that become raffle tickets drawn at the final night.

Experience an inclusive trail running event at Richard Bong State Recreation Area. Choose from five different timed options ranging from three to twenty four hours on a scenic course with rolling hills.

Blue Mound Trail Run on June 6, 2026 in Blue Mound State Park features 10K and 18K trail races on single-track and ski trails, and serves as a fundraiser for Friends of Blue Mound State Park.

An annual June endurance trail event featuring 100 mile, 100k, 50k and 38 mile options on mainly Ice Age Trail terrain. Entry for 2026 is by lottery with an ordered waitlist and early invites for rollovers and volunteers.

A Spartan Trail event on a scenic segment of the Ice Age Trail near Rice Lake in Whitewater, WI. Distances include 50K, half marathon and 10K, and the trail terrain ranges from smooth to technical.

Multi distance endurance event at Camp Sinawa near Valders, WI offering 24 hour, 15.5 hour, 8 hour, 6 hour and dusk to dawn formats on a 4.5 mile loop with 330 ft gain per lap.

Trail 5K and a children's 1/4 mile at Kishwauketoe Nature Center in Williams Bay. The grass trail course passes through hills, woods and prairie, includes a water stop, parking across the street, and awards for top finishers.

A trail running event at Devil's Lake near Baraboo, WI on July 11, 2026, offering distances from 10K to 50 miles, marked courses with aid, post-race food and a finisher medal.

A prairie trail run and walk at Lapham Peak State Forest on July 11, 2026 that raises funds for prairie management, offers awards and shirts for early participants, and includes merchandise, seed sales and on-site food.

MSRC XC 5k Classic is a cross country race at Verona Area High School on July 12, 2026. It includes a 5k and a 1.6 mile kids race, team scoring for teams of five runners, and awards across multiple age and team categories.

Cliff Runner 10K on July 19, 2026 in Sherwood, WI is a 10K trail run on mostly single track with rocks, roots, boulders and over 500 feet of elevation gain. Registration includes a T shirt and finisher medal and a share of proceeds supports..

A 10K walk/run on August 1, 2026, through the Nordic Trail System in Kettle Moraine State Forest with water refill stations, trail snacks, a cup-less policy, and donations supporting The Salvation Army.