Trail Running calendar near Byron 2026-2027

Howloween 5K in Schaumburg is a chip timed 5K run or walk at Busse Woods that supports animal shelters. Pets may join without registration and a virtual participation option is available.

Experience the historic Ice Age Trail during this autumn ultramarathon in the Southern Kettle Moraine Forest. Choose between 50k and 100k distances featuring on site branded wooden medals and scenic fall colors.

A multi-distance trail event in Southern Kettle Moraine State Forest offering ultra distances, a 50K and a 15K Fun Run, with aid stations, pacing rules, finisher awards, and proceeds funding forest projects.

A community running event at Fort Atkinson High School featuring a 12K mixed terrain route, a 5K on neighborhood streets, and a 1 mile untimed walk/run, with overall and age group awards for the 5K and 12K.

Trail endurance runs in the Mines of Spain near Dubuque offering 25K and 50K on single track with three aid stations and river and bluff views.

A backyard ultra in Colona, IL with hourly 4.17m loops on trails and roads; generally flat with a mid-loop ravine hill and parking plus space to camp.

Trail races at Camp Big Timber in Elgin with 3- and 5-mile looped courses, a creek crossing, event apparel and pancake breakfast, supporting local youth organizations.

A 3-mile cross-country race at the MacNider course in Schaumburg on November 8, 2026, with separate women's and men's races, optional team scoring, pre-race packet pickup, and a $25 registration fee.

A backyard ultra in Delmar, IA where runners complete repeated 4.16 mile loops each hour until one remains; camp space, limited crew, sweater and cash prizes.

A trail festival in Lemont on November 14, 2026, offering 10K, 20K, 30K and 60K on single and double-track trails and gravel around the Lemont Quarries and I&M Canal, with multi-lap courses and variable terrain.

On 11/14/2026 the Abominable Trail Race at Lake Geneva Ziplines & Adventures offers 5K, 10K, 15K and 30K courses plus 2, 3 or 4 person 30K relays on forest trails, with water stations, race shirt, finisher medal and free action photos.

An annual canicross friendly 5K at Deer Grove-East in Palatine on November 14 2026 supporting a local scholarship fund, with awards, refreshments and a paved course option.

Celebrate Thanksgiving with a 2 mile run through the wooded trails of Sheffield Illinois. Wear your best holiday costume for a chance to win prizes at this untimed community event.

A community Turkey Trot through Atwood Park near 5k with chipped timing, common trail obstacles and door prizes. No GPS or timing devices are allowed and donations are collected for local causes.

A Thanksgiving 5K on the Green Bay Trail at Winnetka Train Station featuring rolling start waves, a family division, packet pickup before race day, post-race refreshments, and support for local charities.

Regional cross country championships in Kenosha, WI on November 28, 2026, featuring multiple 5K races and a 3K youth event. Top finishers in the championship race can qualify for the Brooks XC National Championships in San Diego.

A winter trail event at Governor Dodge State Park on Dec 5, 2026 offering 50K, 25K and 15K over horse trails, single and double track with multiple aid stations, cup-less hydration, and specific pacer and crewing rules for the 50K.

Four monthly winter trail races in Dixon IL with 5K to 20K distances, series awards, and completion apparel.

A Canicross-focused trail event at Lake Geneva with 4- and 8-mile loop options, basic aid, and dog-specific awards.

Nighttime out and back runs of 31 mile and 16 mile on a flat rails to trails course in Lake Mills WI with required lights and reflective gear.