| Distance | 220.0 mi |
| Distance (metric) | 354.1 km“The Dark Sky 220 is a single-loop trail race covering 220 miles of northern Pennsylvania Forests, villages, and State Parks.” source |
| Course type | single-loop“The Dark Sky 220 is a single-loop trail race covering 220 miles of northern Pennsylvania Forests, villages, and State Parks.” source |
| Elevation gain | 40,000 ft“With 40,000' + of elevation gain, a 120-hour cutoff, technical trails, and more stream crossings than you can count” source |
| Net elevation | 0 ft“The Dark Sky 220 is a single-loop trail race covering 220 miles of northern Pennsylvania Forests, villages, and State Parks.” source |
| Terrain | forest“The Dark Sky 220 is a single-loop trail race covering 220 miles of northern Pennsylvania Forests, villages, and State Parks.” source |