Flint Hills 50 and Marathon

Manhattan, United States • 11 Apr 2026

Event

The Flint Hills 50 and Marathon takes place on April 11, 2026, in Manhattan, Kansas, at 3770 Green Valley Rd. Distances offered:

  • 50 Miler
  • Marathon (26.2 miles)

The course runs mostly on dirt roads in the Flint Hills outside Manhattan. The 50 miler is two 25-mile loops. The marathon includes a 1.2 mile loop followed by a 25-mile loop. The marathon course has four aid stations. Each 25-mile loop for the 50 miler has five aid stations. Each loop features over 2000 feet of elevation change. Cut-off times are 14 hours for the 50 miler and 13.5 hours for the marathon. The event is described as the area’s first ultramarathon and first trail marathon.

Logistics

Packet pickup is Friday, April 10, 4:00 pm-7:00 pm at Manhattan Running Company, 1129 Garden Way, Manhattan, KS 66502. Race day pick-up is at the Start/Finish location at Green Valley Community Center, 3770 Green Valley Rd. Registration closes Tuesday, April 7 at 11:59 pm ET.

Additional information

There will be food and non-alcoholic drinks after the race. All proceeds go to support local schools. Every finisher receives a finishers belt buckle with the race logo. Winners and five-time finishers receive painted rocks from the course. Visit the organization's website for the most recent information.

Race information

50 mi
50 Miler
26 mi
Marathon
Visit the organization's website for the most recent information.
Trail runs nearby

Iron Will 100 in Junction City KS offers 100 mile, 50 mile, 50K and 36 hour options on a flat, fast river trail with about 75% shade. Frequent aid stations, finisher buckles and a supportive out and back course make this a memorable ultra.