Trail Running calendar near Lake County 2025-2026

The Chupacabra Endurance 10-hour Run is held at Bluhm County Park in Westville, Indiana. This challenging event features a 3.4-3.5 mile trail loop with minimal pavement, which runners must complete within one hour per loop or face elimination. The race lasts 10 hours, testing endurance and speed, wi..

The Farm Fresh 5k and 1 mile at Gast Family Farms takes place in Saint Joseph, Michigan (5165 Lincoln Avenue). The event offers two distances—a 5k trail run and a 1-mile option—through farm fields on an informal, made-up route that can twist and turn depending on harvest activity. Runners and walker..

Badgerland Striders 24-12-6 Hour Runs takes place at Lapham Peak State Park in Delafield, Wisconsin. Runners choose 24-, 12-, or 6-hour formats, with day or night divisions for the shorter races, plus a Distance division for longer goals (marathon, 50K, 50 miles). The course is a 1-mile loop on a ge..

The Naperville Trails Half Marathon & 10K, organized by All Community Events, takes place in the Danada Forest Preserve near Naperville, Illinois, finishing on grass around a horse race track. The USATF-certified courses offer two distances: half marathon and 10K, with virtual options available. The..

Mt. Baldhead Challenge in Saugatuck, Michigan, is the Midwest’s premier multi-terrain race. Participants choose the 10K+ (about 7 miles) or the Half Marathon (13.1 miles), weaving through woodlands, dunes, waterfront views, and the friendly streets of Saugatuck–Douglas to the Mt.Baldhead summit. The..

The Hobo Trail Runs, hosted by Rockford Road Runners, take place at Rock Cut State Park in Rockford, Illinois. This annual event offers multiple trail running distances including 10k, 25k, and 50k races, with options to participate in single races or the challenging Triple Crown series (85k total) o..

Dirt Circus Chicago is a one-day, free community trail-running festival in the Chicago area, organized by UltraSignup. The event blends a casual social run with a pop-up expo featuring local race directors, brands, shops, and coaches. Participants choose between two routes, approximately 4.5 miles o..

Timely Nonsense is an urban ultramarathon held at a 58-acre park in Chicago, at the intersection of California and Montrose. The course features a 0.75-mile paved loop that runners complete for the 6-hour or 12-hour timed events. An aid station at the Start/Finish provides typical ultrarunning fare,..

Half Day at the Lake is a unique ultra-running event held in Evanston, Illinois, featuring 6- and 12-hour race options. The race takes place on a scenic 2-mile loop along Chicago’s north shore lakefront path, passing through Evanston’s lakefront and Northwestern University’s campus. The course is a..

The Tryon Farm 50k is a trail running event held at Tryon Farm in Michigan City, Indiana. The course features an 8-loop 4-mile trail combining open grassy fields, single-track dirt trails, and small pavement sections. The event also offers shorter distances including 2-mile, 4-mile, 8-mile, and 25k..

The DIRWIN DASH, A Bearded Bash is a 5K run/walk event held annually at Fox River Park in Waukesha, Wisconsin, honoring the memory of Dave Irwin, a beloved guidance counselor and cross country enthusiast. The race features a scenic trail course through the woods, offering a refreshing alternative to..

Bloomingdale Trail 5K is an annual, family-friendly running event in Chicago, Illinois. The day features a timed 5K race along with ¼- and ½-mile dashes for young runners. The event location is 1834 N Lawndale Ave, Chicago, IL 60647, and the site describes a welcoming atmosphere for runners of all a..

Anderson Humane's Walk4Animals & 5K Run takes place in Batavia, Illinois, centered at the Peg Bond Center at 100 N Island Ave along the Batavia Riverwalk. The event offers a 5K Run (timed), a 1.5-mile Walk, and a T-Shirt Only option. The Walk4Animals route is a 1.65-mile loop around the Batavia Rive..

The Fall Trail Classic 2.0 is a trail running event held at Marengo Ridge Conservation Area in Marengo, Illinois. It features two races on the same day: a 4-mile run through oak and hickory woodlands, small stream bridges, and restored prairie trails, and a 7-mile run that includes the 4-mile loop p..

The Lapham Peak Colorama Run/Walk is an annual fall running event held at Lapham Peak State Forest in Delafield, Wisconsin. Celebrating its 36th year in 2025, the event features 5K and 10K races on wide, well-groomed ski and hiking trails. The 5K course tours the park's middle level, while the 10K f..

Fire Zone 5k is a first-time event hosted by the Lockport Fire Foundation in Lockport, Illinois. The 5k takes place on a Forest Preserve trail, with a single full marked loop starting at the Hassert Park parking lot across from Lockport Township Fire Station Six and ending back there. Runners and wa..

The Milwaukee Beer Run 5k & .05k takes place in Glendale, Wisconsin, at the Bavarian Bierhaus. The event features a 5k Beer Run/Walk (3.1 miles) and a 54-yard .05k Beer Run/Walk, with a virtual option for remote participants. The course is an out-and-back run along the tree-lined Oak Leaf Trail, fin..

Farmer Ken's Pumpkin Dash 5K takes place in Franksville, Wisconsin (53126). It is a 5K trail run along a grass/dirt path set beside corn and other farm fields, offering a scenic rural landscape. The course runs through agricultural surroundings, giving runners a scenic, rustic experience.Participant..

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, and a family-friendly 1-mile walk/roll loop with gentle hill..

The Des Plaines River Trail Races, held in Lake County, Illinois, offer a scenic and fast trail running experience with distances including a Half Marathon, Marathon (Boston Qualifier), 50K, and 50 Mile ultra. Starting and finishing at Half Day Forest Preserve, the course features a flat, wide, crus..