Trail Running calendar near Eldridge 2025-2026

The Schuetzen NEIN! Endurance Run is a challenging 9-hour trail running event held in Davenport, Iowa, at Schuetzen Park. Participants run a demanding 0.85-mile loop featuring 125-150 feet of elevation gain, with dirt and chipped rock single-track trails, stairs, and some grass sections. Runners can..

The Pinetum Mind Games Endurance Event, held at Lowell Park in Dixon, Illinois, is a unique endurance challenge featuring 6, 12, and 24-hour running or relay options. Participants run, walk, or crawl around a 0.411-mile loop known as the Pinetum, testing their mental toughness in a fun, supportive a..

The Lake Macbride Trail Races, held in Solon, Iowa, offer two challenging trail running distances: 50K and 25K. Set in the scenic Lake Macbride State Park, Iowa's largest state park, the course features a mix of crushed limestone trails, technical snowmobile trails, single track, prairie, and hills...

The Chupacabra Trail Races take place in Dixon, Illinois, featuring night trail running on a 5-mile loop course composed of grass, gravel, dirt, and 30% single track. Participants can choose from distances of 5, 10, or 15 miles, or join a three-person relay team. The race starts just before sunset,..

The Mines of Spain Trail Races, held at the EB Lyons Nature Center in Dubuque, Iowa, offer 4-mile, 7-mile, and half marathon trail runs through scenic and challenging terrain. Participants experience diverse trails including dirt single and double tracks, prairie grass paths, rocky technical section..

ScoCo50 is a trail running event held at scenic Scott County Park in Long Grove, Iowa, offering 50K, 10-mile, and 5-mile race distances. The course features a mostly dirt and grass trail loop of about 10 miles with approximately 950 feet of elevation gain per loop, winding through wooded and prairie..

The Gristmill Grind 10K is a challenging trail race held annually at Franklin Creek State Park in Franklin Grove, Illinois. Known as one of the most difficult 10Ks in the area, the course features technical trails with approximately 800 feet of elevation gain, multiple hills, and four creek crossing..

The Pleasant Creek Trail Run, held in Palo, Iowa, is an annual trail running event featuring three race distances: 15K, 30K, and 45K. The course runs on Pleasant Creek’s outer equestrian trail loop, primarily on dirt and grass trails with rolling hills and occasional small water crossings. All races..

The Tiger 10 Miler is an annual trail race held in Byron, Illinois, featuring a challenging 10-mile course through the scenic Byron Forest Preserve and Nardi Equine Prairie. Participants receive a custom finisher's medal, a race shirt, and have the chance to win awards in various age categories. The..

The 4sta Hike is an annual trail running event held at Loud Thunder Forest Preserve near Andalusia, Illinois, along the Mississippi River. Participants run a challenging 1-mile loop featuring smooth single track, rocks, roots, downed trees, and steep gradients up to 48%. The course offers two option..

The Broken Anvil Backyard Ultra is a challenging endurance running event held in West Point, Iowa, at South Park and Pollmiller Lake Campgrounds. Participants run repetitive 4.167-mile loops on a mixed-surface course featuring paved bike paths, roads, crushed gravel, and trails, with minimal elevati..

Hindsight Ultra Trail Runs, held in Dixon, Illinois, offers a grassroots ultra running experience with distances of 25K, 50K, 100K, and 100 miles. The course features a 7.85-mile loop combining roughly 50% singletrack, 30% grassy meadows, and 20% gravel paths, with about 6,200 feet of elevation gain..

The Swiss Valley Trail Races, held in Peosta, Iowa, offer runners three distance options: 5.2 miles, 25K, and 50K. Set within the scenic Swiss Valley Nature Preserve, the course features rugged terrain, creek crossings, and steep inclines, with each 5.2-mile loop climbing approximately 875 feet. The..

The Hennepin Hundred is a premier ultramarathon held in Sterling, Illinois, featuring 100-mile, 50-mile, 50K, and 100-mile team relay races. The event takes place along the scenic, flat, and fast Hennepin Canal State Trail, Illinois' longest multi-use trail, stretching from Sterling to Colona near t..

The Haunted Heritage Trail Fun Run, scheduled for October 4, 2025, in Dyersville, IA, features a variety of events including a 5K Haunted Heritage Trail Fun Run, a 10K Trail Run, and multiple 1-mile Hero Walks. Participants are encouraged to wear Halloween costumes as they navigate a spooky trail fi..

The Iowa Trail Run Series: Sugar Bottom Fall is a running event taking place in Solon, Iowa, featuring a variety of race distances including a 5K, 10K, and half marathon. Scheduled for October 5, 2025, this event encourages participants to return for a second chance to improve their times from the s..

The Mines of Spain 100 is a challenging Midwest trail ultramarathon held in Dubuque, Iowa, set in the scenic bluffs, prairies, and forests of the Driftless Region along the Mississippi River valley. The event offers two distances: 100 miles (five loops) and 100 kilometers (three loops) on a roughly..

The Miner 49er is an endurance running event held in the scenic Mines of Spain near Dubuque, Iowa. It features two race distances: a 25K and a 50K, with the 50K being a double loop of the 25K course. Runners experience approximately 2,200 feet of elevation gain on the 25K and 4,400 feet on the 50K...

Woodpecker Six is a six-hour endurance trail run held in Linn County's scenic Pinicon Ridge Park near Central City, Iowa. The course features a challenging 1.2-mile loop with two significant climbs and multiple stairs, totaling about 215 feet of elevation gain per loop through heavily wooded terrain..

The Skunk Ape 806/314 Trail Race is a unique endurance event held at Lowell Park in Dixon, Illinois. Scheduled for March 21, 2026, it features two main race distances: 33.75 miles to be completed in 8 hours and 6 minutes, and 13.5 miles in 3 hours and 14 minutes, along with a relay option. The cours..