Trail Running Calendar Indiana 2026-2027

Run with the Squirrels is a low cost trail race in Morgan Monroe State Forest. It offers four classic distances from 5K to half marathon on familiar trails. The event is simple, with no medals, and features an optional T shirt add on.

Trail races at Potato Creek State Park on May 2, 2026, offering 50k, marathon, half marathon and 10k on an approximately 10k loop. Courses are marked, chip-timed, and suitable for walkers, runners and families.

Trail running event in Brown County, Indiana on May 16, 2026, offering distances from 5K to 50M and a team relay; courses feature 600 ft ridges, marked aid, a post-race barbecue and medals with overall and age-group awards.

This unique 50K ultramarathon at Hueston Woods State Park challenges runners to complete ten 5K loops, each within a strict 50-minute window. The weekend also features half marathon, 10K, 5K, and 6-hour race options for all participants.

An endurance ruck and a 5k trail ruck at Harbour Shores Church on a mostly unpaved one mile loop. Participants carry a rucksack loaded to ten percent of body weight and have space for team support.

Weekend trail races at Hueston Woods State Park on May 16 and 17, 2026, featuring half marathon, 10K, 5K, a six hour timed event, a 20K relay, and a Pack Pass good for all 2026 events.

Trail races in Lebanon, Indiana offering 4, 8 and 12 mile out and back courses on the paved Big 4 rail to trail with wooded and open sections, plus post-race refreshments, giveaways and awards for top finishers.

Trail Run Xtreme in Portage, IN on May 17, 2026 features a wooded single-track 12K and a 3K kids race with roots, mud, and possible water crossings. Post-race shirts, a meal, and age group awards are provided.

A 5 mile trail run at Stoney Run County Park on May 25, 2026, featuring flagged turns, an aid station just past mile three, possible mud and a pond crossing with a short detour option, and post race refreshments.

Trail run at Brown County State Park on May 30, 2026 offering 5K and 15K courses with long climbs, singletrack sections, and GPX maps available.

A trail event at Morgan Monroe State Forest offering a 100 km race and a 20 mile loop with generous time limits and aid station support. Virtual entries are allowed between May 1 and June 7 with GPS submission and mailed finisher swag.

A 7 km lollipop loop at Potato Creek State Park on June 20, 2026, featuring wide stable paths and two hills. The race is part of the DINO Trail Run Series and awards medals by overall and age-group placing plus bonus series points.

A trail running event in Valparaiso that uses golf-style scoring across repeated three to four mile "holes". Options include 50K and 10M distances plus relays, with scores based on finishing windows and lowest cumulative strokes.

Celebrating its 45th year, the YMCA Brickyard Run features a 5 Mile Gold Cup race, a 5K for younger runners, and a new 2K Family Fun Run/Walk. The event is known for its unique brick awards and supports a local YMCA scholarship fund.

A trail running weekend at Muscatatuck County Park with 5K and 15K courses, on-site camping, kayak shuttle trips, and mountain bike events, plus course maps and GPX files for both distances.

Trail runs at Twin Creeks Farm in Valparaiso feature tree covered single track, switchbacks, bridge crossings and farmland views. Races include 18 mile, 9 mile and 4 mile looped courses with finisher awards and youth pricing.

A 10k trail race at Griffin Bike Park in Terre Haute on August 1, 2026. The two lap course circles Stryker Lake with rolling hills and generally stable footing; finishers earn bonus series points based on placement.

A community event in Velpen, IN on August 8, 2026 featuring a 5K, a 10K trail and ruck run, plus a virtual option. Proceeds support local police and the event honors veterans, emergency personnel and those lost on 9/11 and after.

Trail run at Southwestway Park in Indianapolis on August 15, 2026, offering 5K and 15K courses over hilly mixed-surface trails. It is the final race of the DINO 5K/15K series and includes awards plus a free kids run.

A community 5K and 1 Mile run/walk on the Pennsy Trail starting and finishing at Sister Cities Park, supporting Sister Cities of Greenfield exchanges with Kakuda, Japan.