Trail Running calendar near Oconomowoc 2025-2026

Experience the scenic and fast Des Plaines River Trail in Lake County, IL with Half Marathon, Marathon, 50K or 50 Mile distances starting and finishing at Half Day Forest Preserve. Flat crushed gravel and brilliant fall color make it ideal..

Zachariah's Acres Fall Run, Walk & Roll is held in Oconomowoc, Wisconsin, on a scenic 125-acre private property featuring tree-lined paths, wildflowers, prairie grass, ponds, and vibrant fall colors. The event offers a 5K, a half marathon,..

Wiglorious Day is a Southern Kettle Duathlon held at Lapham Peak State Park in Delafield, Wisconsin. The event includes three distances: a 5-mile run, a 5-mile bike, and a final 5-mile run, with options for solo competition or 2- or 3-perso..

Race For Open Space is a West Bend, Wisconsin trail running event at Cedar Lakes Conservation Foundation's Fox Hill Nature Preserve. It offers a 5K trail run, a 10K trail run (two loops), a 1-mile trail walk, and a 5K for ages 18 & under. T..

The Over The Vines Wine Run/Walk is held at Over the Vines Vineyard & Wine Barn in Edgerton, Wisconsin. This event offers a 5K timed run, a 5K untimed walk, and a 2K untimed walk, all on a scenic trail featuring grass, gravel, and compacted..

Event details The event takes place on October 18, 2025 in Crystal Lake, IL. Distances offered: 10 mile - $69.00 5 mile - $47.00 Early bird pricing is available until July 30, 2025. Registration closes October 15, 2025 at 11:59 PM CT. Ent..

Black Hawk Ridge Trail Run is a trail-running event held in Mazomanie, Wisconsin, at the Black Hawk Unit of the Lower Wisconsin State Riverway. The race offers two distances, 8K and 16K, inviting runners of varied experience to tackle woodl..

Among the Trees is an ultramarathon event held in Dousman, Wisconsin, featuring 100k and 50k race distances. Set within the scenic Southern Kettle Moraine Forest along the historic Ice Age Trail, the course offers runners a challenging and..

Howl-o-ween 5k – Schaumburg takes place in Rolling Meadows, IL at Busse Woods. This pet-friendly 5k run/walk follows a scenic, paved, flat out-and-back Busse Woods Trail and is timed by J3 Timing with live results. The event supports animal..

Elver Park Trail Run is held at Elver Park in Madison, WI. The event features 10K, 5K Run/Walk, and a free 1K Kids Fun Run led by a friendly animal. All races begin and end behind the Main Shelter; the 5K uses the western half while the 10K..

Bristol Woods Trail Run takes place in Bristol, Wisconsin at Bristol Woods County Park, hosted at the Pringle Nature Center (9800 160th Ave). The event offers a 5K Trail Run and a 2 Mile Walk, plus junior versions for participants 18 and un..

Warrior 5K & 8K...Through The Park is a fall trail running event held at Greenfield Park in West Allis, Wisconsin. The weekend offers a 5K Run, 8K Trail Run, a 2.25 Mile Walk, and team options for the 5K and 8K, with cross-country-style sco..

The Fast Track Cross Country Open is a 3.05-mile race held in Schaumburg, Illinois, on the MacNider cross country course near Hoover Elementary School. Scheduled for November 9, 2025, it features separate women's and men's races open to all..

PROMixed XC Relay is held at Mitchell Park in Brookfield, Wisconsin (19900 River Road). The mixed-gender relay features four runners per team in the order male, female, male, female, with each athlete running 3000 meters. The event, backed..

Event details The Big Timber XC Challenge takes place Sunday, November 9, 2025 at Camp Big Timber, Big Timber Road at Tyrrell Road, Elgin, Illinois. Distances offered: 3 miles - one loop of the perimeter trail 5 miles - two loops of the pe..

Event overview The Fast Eddie 50k/5k takes place on Saturday, November 15, 2025, at Lapham Peak in Delafield, Wisconsin. The event includes the following distances: 50K 5K The location listed is W329 N, 846 County Trunk Hwy C, Delafield,..

The Abominable Trail Race is an exciting autumn trail running event held annually at LG Ziplines and Adventures in Lake Geneva, Wisconsin. It features three race distances: 5K, 15K, and 30K, with the 30K available for individual runners or..

The Bucks & Does 13.1 Pointer is a trail running event held in Nashotah Park, Wisconsin, featuring distances of 5K, 10K, and a half marathon (13.1 miles). The course is primarily wood-chipped with some grassy sections, shaded by trees for a..

The Quiet Silence 50k is an ultramarathon held in Lake Mills, Wisconsin, featuring an out-and-back course on the Glacial Drumlin State Trail. Starting at Rotary Park in Lake Mills, runners head west to the trail's terminus in Cottage Grove,..

Conquer winter trails at the Frozen Gnome in Crystal Lake on January 10, 2026, a technical single track 10K loop repeated for the 50K or tackled in relays. Expect triple black diamond terrain, a Gnome Depot aid station, and a finisher medal..