| Distance | 100.0 mi |
| Distance (metric) | 160.9 km“All distances are approximate. Some are rounded up, some are rounded down. The total distance is very close to 100 miles.” source |
| Course type | lollipop“After leaving the comfort of the Willow Community Center, you will retrace your steps for aproximately 8 miles back to thwe Willow Swamp.” source |
| Elevation gain | 2,615 ft“This GPX is a little long due to a trip to the gas station just past the Willow checkpoint. [route data: elevation_gain: 797.018 m, elevation_loss: 828.967 m]” source |
| Net elevation | 0 ft“The race starts (and finishes) at Happy Trails Kennels mile 4.5 West Lakes Blvd, Big Lake Alaska.” source |
| Terrain | forest, arctic“The Susitna 100 is a ski, foot, or bike race held on packed snowmachine and dog sled trails in the Susitna River valley, north of Anchorage.” source |
| Nearest town | Big Lake“The race starts (and finishes) at Happy Trails Kennels mile 4.5 West Lakes Blvd, Big Lake Alaska. Allow two hours driving time from Anchorage.” source |
| State | AK“The race starts (and finishes) at Happy Trails Kennels mile 4.5 West Lakes Blvd, Big Lake Alaska.” source |
| Country | US“The race starts (and finishes) at Happy Trails Kennels mile 4.5 West Lakes Blvd, Big Lake Alaska.” source |
| Race starts at | Happy Trails Kennels“The race starts (and finishes) at Happy Trails Kennels mile 4.5 West Lakes Blvd, Big Lake Alaska.” source |
| Nearest major airport | ANC“I am coming to Alaska to do the Susitna 100/Little Su 50K. Where do I fly in to? Fly into Anchorage.” source |
| Driving distance to airport | 67.6 mi“The route runs between Anchorage Airport (ANC) in Anchorage, USA, and 19391 W Lakes Blvd in Big Lake, Alaska (the confirmed address of Happy Trails Kennels, the race start/finish). The road distance is 67.6 miles.” source |