Jackson County Ultras

This isn’t a stepping stone — the 50K stands on its own. A serious ultra challenge with the rare opportunity to upgrade to the 100K mid-race if your day calls for more. No downgrades — only bold decisions.

Grab your crew and take on the 100K Relay together — big miles, shared grit, unforgettable finish. Solo 100K runners can double up and join a relay team, but must register and pay for both events.

Grab your crew and take on the 100K Relay together — big miles, shared grit, unforgettable finish. Solo 100K runners can double up and join a relay team, but must register and pay for both events.

Grab your crew and take on the 100K Relay together — big miles, shared grit, unforgettable finish. Solo 100K runners can double up and join a relay team, but must register and pay for both events.

Grab your crew and take on the 100K Relay together — big miles, shared grit, unforgettable finish. Solo 100K runners can double up and join a relay team, but must register and pay for both events.

Grab your crew and take on the 100K Relay together — big miles, shared grit, unforgettable finish. Solo 100K runners can double up and join a relay team, but must register and pay for both events.

The 10 Miler is fast, focused, and built to test you — a true trail challenge that delivers big-race energy without the ultra distance. Whether you’re sharpening speed or stepping up your trail game, this one matters.

Just a Pacer’? Hardly. Pacers are the unsung heroes of the 100K — guiding, motivating, and keeping runners on track when it matters most. Your role can make the difference between finishing and finishing strong. You may have different pacers​ Pacers must do 1 full lap before switching at the main building Start/Finish. Pacers Must register and pick up pacer bib. Pacer Registration is free. After check in hours, pacer may reg/pick up bib downstairs at timing​ Accommodations must be purchased. See store Pacers are welcome to use Aid stations. Pacers may NOT MULE items for runners, doing so will result in DQ. Pacers are for the 100k solo runners only. Pacers may join for the last 2 laps. ​ 60+ may have a pacer the last 3 laps Only 1 Pacer at a time

Get out, get moving, and enjoy a mile around the lake! The Fun Run is non-timed and perfect for walking, hiking, families, and kids — a great way for crew to stay active while waiting on their runner. It starts and finishes at the finish line behind the lodge, and headlamps are recommended if you’re out past 5:30 PM

Mark your calendars for our 2026 Training Run — currently set for October 31st (TBA)! Hit the trails, preview sections of the 100K and 50K courses, and get a feel for the terrain before race day. All paces welcome — come prepared to learn, test, and enjoy the trails. More Details to come as we grow close to race day!

Take on 62+ miles of demanding Indiana singletrack and help us reach 100 official finishers to secure designation as the Midwest’s only 100K qualifier for the Western States 100. A legitimate, competitive ultra built for runners who want their effort to mean something.