Logo

Knobstone 50

Borden, United States • 11 Apr 2026

The Knobstone 50 is a challenging 50-mile point-to-point ultramarathon held in Indiana, running along the state's longest footpath, the Knobstone Trail. Starting at Deam Lake State Recreation Area and finishing at Delaney Creek Park, the course features approximately 10,000 feet of elevation gain through rugged, hilly terrain often compared to the Appalachian Mountains. Known as "The Little AT," the race offers steep climbs, scenic vistas, and forested landscapes. The event promotes inclusivity with gender-diverse registration options and awards, including a unique Finisher Slab and handcrafted podium trophies. It is organized by Trailblazer Running, which emphasizes adventure, community, and environmental stewardship. Visit the organization's website for the most recent information.

United States Indiana Borden

Race information

Website Registration
50 mi
10000 m+
Knobstone 50 Mile
Visit the organization's website for the most recent information.
Trail runs nearby

Sorta Mountain Stage Race

Borden

Sorta Mountain Stage Race, held in Borden, Indiana, offers several Knobstone Trail distances: 5-mile, trail half marathon, 18-mile Ultimate 18, and a new 50K option. The 5-mile course is a loop with a turnaround at mile 2.5; the half is out-and-back to the summit of Round Top Knob; the 18-mile cours..

Deam Lake Loop Trail Run

Borden

The Deam Lake Loop Trail Run is an inaugural event held at Deam Lake State Recreation Area in Borden, Indiana. Scheduled for October 4, 2025, it features 10K and 5K trail races as well as 10K and 5K trail walk/hike options. The 10K course follows the scenic Deam Lake Loop trail, offering a moderatel..

Camp Challenge 5k Trail Run

Fort Ritner - 28 mi from Borden

Camp Challenge 5k Trail Run unfolds in the wooded hills of southern Indiana near Bedford. The 5-kilometer course traverses rugged, forested terrain with steep inclines and thrilling descents, testing endurance amid natural beauty. The event blends challenge with a mission: all proceeds fund scholars..

New Hope Wesleyan Ultra Trail Run

Corydon - 20 mi from Borden

New Hope Wesleyan Ultra Trail Run, Harrison County's first ultra marathon, is held at O'Bannon Woods State Park in Corydon, Indiana. The event offers four trail distances: a 50K ultramarathon (two 13.5-mile loops plus a 4-mile loop, about 3,500 ft of elevation), a half marathon (13.1 miles, ~1,500 f..

Lake Vista Lunatics Run

Borden

The Lake Vista Lunatics Run is an endurance trail running event held at Deam Lake State Recreation Area in Borden, Indiana. Participants can choose between 6-hour and 12-hour runs, or a single-lap fun run covering a 4.167-mile loop. The course features challenging terrain with a steep summit climb o..

Deam Lake Winter Warrior

Borden

The Deam Lake Winter Warrior is a running event held at Deam Lake in Borden, Indiana. It features three race options: a 6-mile run, a 12-mile run, and a 4-hour endurance run around the scenic Deam Lake Loop. This event is part of the Winter Warrior Series, designed to keep runners motivated through..