Logo

MoMoFo 100k

Martinsville, United States • 5-6 Jun 2026

Event overview

The MoMoFo event is scheduled for June 5-6, 2026 in Morgan Monroe State Forest, Martinsville, IN (6220 Forest Rd, 46151). The event offers a trail 100 km race and a 20 mile fun run. The 100 km race has about 7,500 feet of climbing and a 20-hour cutoff. The 20 mile loop is the same loop used by the 100 km race and has an allotted time of 6 hours and 30 minutes. The 100 km race is open to ages 18 and older.

Formats, course and virtual option

The course surfaces are listed as 85% single track, 11% forest service road, and 4% paved road. A virtual option is offered for both distances. Virtual participants may complete the chosen distance between May 1 and June 7, record the effort with smart technology (GPS recommended), and submit results; the virtual effort may be cumulative or completed in one session. Virtual finishers receive a sticker, T-shirt, and a wooden finisher medallion/coaster; swag will be mailed by June 14. The virtual option is marked as not offering awards.

Distances Visit the organization's website for the most recent information.

  • 100 km
  • 20 miles
United States Indiana Martinsville

Race information

Website
UTMB 20K UTMB 100K
100 km
Momofo100 Km
20 mi
Momofo 20 Mile Fun Run
20 mi
Virtual - Momofo 20 Mile Fun Run
Virtual - Momofo 100k
Visit the organization's website for the most recent information.
Trail runs nearby

Ellettsville 5K

Ellettsville - 16 mi from Martinsville

Ellettsville 5K is a community running and walking event in Ellettsville, Indiana, offering a 5K Run, 5K Walk, and a free 1 Mile Fun Run for kids. The flat, out-and-back course begins at the Karst Trail Head at Route 46 and Hartstrait Roads and runs along the Karst Park Greenway Trail, providing a f..

Apple Mash Dash Cider 5K Run/Walk

Avon - 23 mi from Martinsville

The Apple Mash Dash Cider 5k Run/Walk is held at Avon Town Hall Park in Avon, Indiana. This 5k course winds through scenic park trails, with portions on unpaved or grassy surfaces. The event is family-friendly and invites participants to dress in costume, offering a trophy for the most creative look..

Tecumseh Trail Challenge

Nashville - 18 mi from Martinsville

The Tecumseh Trail Challenge is the 23rd annual trail running festival presented by DINO and Indiana Trail Running. It takes place in Yellowwood State Forest near Nashville, Indiana. Start and finish are at the Jackson Creek Trailhead parking lot. Route files and maps are provided in GPX and Avenza..

Bodies Race Company - Indianapolis

Indianapolis - 27 mi from Martinsville

Turkey Trails- Indianapolis, organized by Bodies Race Company, takes place at Northwestway Park in Indianapolis, Indiana. Distances include 1 Mile, 5k, 10k, Kids Dash, Volunteer then Run, and a Virtual Race. The Thanksgiving-themed event offers a family-friendly atmosphere with a designer shirt, cus..

FroMoMoFo 20 Miler

Martinsville

The FroMoMoFo 20 Miler & 10 Mile Fun Run is a winter trail running event held at Morgan Monroe State Forest in Martinsville, Indiana. Participants can choose between a 20-mile race, consisting of two loops, or a 10-mile run, both on the scenic Three Lakes loop trail featuring single-track paths and..

UTMB Index

OPSF 50/50 Trail Race

Poland - 28 mi from Martinsville

The OPSF 50/50 Trail Race is a well-established event held in Owen-Putnam State Forest near Poland, Indiana, about an hour from Indianapolis. Organized by the Indiana Trail Running Association, it offers multiple distances: a 50-mile ultra, a 50K, a 14-mile run, and a 10K trail race. The course feat..