Maxwell Loop
USFS trail SNO-4186
The route in 3D
Fly this trail over real terrain
USGS and partner elevation data build the terrain, and the US Forest Service centerline draws the route.
4.7 mi · Typical grade 12 to 20%
About 650 ft between the route's high and low points. An estimate from US government elevation data, computed 2026-07-10; not measured in the field.
Trail facts
- Length
- 4.7 mi mapped
- Grade
- Typical grade 12 to 20%
- Surface
- snow
- Designation
- National trail designation
- National forest
- Willamette National Forest
Length is the trail as the Forest Service maps it, not a trip distance. Hike out and back and you will cover it twice; check the shape of the route before you count on the figure.
This record is a snapshot of U.S. Forest Service data retrieved on 2026-07-09. It does not reflect current closures, conditions, or seasonal orders. Check with the local ranger district before you go.
Elevation
About 620 ft of climbing around the loop.
- High point
- About 4,300 ft
- Low point
- About 3,650 ft
Estimates, derived from US government elevation data sampled along the USFS-mapped route, computed 2026-07-10. We have not measured these figures in the field.
Plan a day on this trail
A day here means a typical grade of 12 to 20%. Tell the Trip Builder where you are headed and it assembles a day-specific kit with weather, daylight, and terrain in mind.
Build your kitData: U.S. Forest Service, retrieved 2026-07-09.