| Distance | 62.1 mi |
| Distance (metric) | 100.0 km“Start of 100 mile, 100K, 50 mile Race 6:00 AM” source |
| Course type | out-and-back“The 100K is an out and back on a portion of the Heartland 100 course, to Texaco Hill aid station and back.” source |
| Net elevation | 0 ft“The 100K is an out and back on a portion of the Heartland 100 course, to Texaco Hill aid station and back.” source |
| Terrain | prairie“Much of the course meanders through open range with stunning views of the vast expanse of the Flint Hills tallgrass prairie.” source |
| Nearest town | Cassoday“"location": "Cassoday, KS"” source |
| State | KS“"location": "Cassoday, KS"” source |
| Country | US“"location": "Cassoday, KS"” source |
| Race starts at | Old High School, south edge of Cassoday, KS“OLD HIGH SCHOOL, SOUTH EDGE OF CASSODAY ... Start of 100 mile, 100K, 50 mile Race 6:00 AM” source |
| Nearest major airport | ICT“The two nearest commercial airports are in Wichita (55 miles southwest) and Kansas City (146 miles northeast).” source |
| Driving distance to airport | 57.1 mi“"distance":91854.2” source |
| Aid stations | 14 |
| Drop bags | yes |