The Mount Willey is located in Crawford Notch on Route 302 with the trailhead being right at the Willey House Site.
Date Route Completed 6/23/2012
| Start Point | Trail | Elevation Start (ft) | Elevation End (ft) | Elevation Start (m) | Elevation End (m) | Distance Segment (miles) | Cumulative Distance (miles) | End Point |
| Trailhead | Kendron Flume Trail | 1312 | 2428 | 400 | 740 | 1.3 | 1.3 | Intersection Kendron Flume Trail and Ethan Pond Trail |
| Intersection Kendron Flume Trail and Ethan Pond Trail | Ethan Pond Trail | 2428 | 2625 | 740 | 800 | 0.3 | 1.6 | Intersection Ethan Pond Trail and Willey Range Trail |
| Intersection Ethan Pond Trail and Willey Range Trail | Willey Range Trail | 2625 | 4285 | 800 | 1306 | 1.1 | 2.7 | Summit |
| Summit | Willey Range Trail | 4285 | 2625 | 1306 | 800 | 1.1 | 3.8 | Intersection Ethan Pond Trail and Willey Range Trail |
| Intersection Ethan Pond Trail and Willey Range Trail | Ethan Pond Trail | 2625 | 2428 | 800 | 740 | 0.3 | 4.1 | Intersection Kendron Flume Trail and Ethan Pond Trail |
| Intersection Kendron Flume Trail and Ethan Pond Trail | Kendron Flume Trail | 2428 | 1312 | 740 | 400 | 1.3 | 5.4 | Trail Head |