Trail Running calendar near Somers 2026-2027

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.

Experience an authentic cross country race on a purpose built grass course in Geneva Illinois. Run as an individual or part of a team on this wide professional grade venue featuring rolling terrain and a classic atmosphere.

A trail running event on June 20, 2026, near Rice Lake in Whitewater, Wisconsin, using an out and back section of the Ice Age Trail. Routes range from 10K to 50K and include varied footing from smooth to technical.

Trail races at Wolf Road Woods on June 27, 2026 offer three loop choices covering 3, 6 and 9 miles with varied off-road surfaces, tiered registration fees and post-race refreshments and awards.

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 prairie run and walk at Lapham Peak State Forest on July 11, 2026, using grass hiking and mountain bike trails. The event raises funds for prairie management and includes shirts for the first 100 participants and awards for winners.

A trail 5K at Byron Forest Preserve with chip timing and awards by age group, plus a 1 mile Fun Run with a participation medal. Parking and indoor restrooms are available onsite.

H-F Beast Obstacle Course Dash in Homewood, IL on July 12, 2026 features two age categories with obstacle runs. The event awards finisher medals and t shirts and includes an optional prep course in June.

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.

A continuous loop 40 or 50 mile trail race at Deer Grove East Forest Preserve in Palatine, IL. Runners repeat a 3.1 mile loop with a fully stocked aid station each lap and a 12 hour time limit.

Loop-based trail event at Deer Grove East Forest Preserve in Palatine IL offering distances from 5K up to 50K. Each lap returns to a central start area with a fully stocked aid station amid prairie, wetlands, and woods.

A community cross country event in Mount Prospect offering 1, 2 and 3 mile races. Entry is $25 and proceeds benefit the Little Giraffe Foundation.

A nine mile trail run at Kohler-Andrae State Park featuring beach, marsh and boardwalk sections, one midcourse aid station, post-run snacks, and awards for top finishers.

A Scottish Highlander themed obstacle race in Pingree Grove, Illinois featuring 3K family, 5K and 15K heats with 20 to 30 obstacles, plus a torch lit night race and a haunted 5K. Spectator fee on-site is $10 and parking is free.

A community 5K and a kids 1 mile fun run at Token Springs Elementary on 08/15/2026. The mostly bike-path out and back course runs through The Reserve neighborhood and supports the Sun Prairie West Cross Country Team.

A community cross country style event at Lussier Stadium in Madison featuring a 5 km run and a 1 mile walk; established as a memorial and serving as a fundraiser for LaFollette High School middle school feeder schools.

A loop-based trail event at Busse Woods where runners complete hourly 5K loops; each loop is timed and combined for official results, and participants decide whether to continue after each loop.

A continuous 40 or 50 mile loop race at Busse Woods on a 3.1 mile (5K) trail loop with fully stocked aid each lap and a 12 hour time limit. Personal supplies, crew zones, pacers, and on site medical staff support runners.

Run the Rails in Elburn, Illinois on August 22, 2026 offers a 1 mile fun run plus 4 mile and 7 mile courses that begin and end at Prairie Park. Courses cross the Union Pacific West rail line and benefit the Elburn Parks Commission.

Trail races of approximately 4, 9.5 and 13 miles at Paul Douglas Forest Preserve on August 23, 2026. Part of the Dick Pond Athletics Darn Tough Trail Race Series with awards, raffle prizes, and proceeds benefiting Chicago Area Mountain Bike..