An ultra-marathon is any race longer than a marathon (26.2 miles). Typical ultra distances are 50km (31.5 miles), 50 miles, 100km and 100 miles. We have runners who never ran an ultra before joining, and within one year, had completed 100-milers.
Lawrence Trail Hawks Frozen Fat Ass Run, Jan. 6, 2018
Hawk 50 finish
Sanders' Saunter 10K Trail Run, Sat. Nov. 19, 2011, North Shore Trails, Clinton Lake. Brad Trimble photo
Trail Hawks Ridgeline aid station at Heartland100, 2018