Wisconsin trails · Green Circle State Trail
Green Circle State Trail
A 26.9-mile network in Wisconsin, with 79 ft of climbing. Reaches Wisconsin River Flowage 4964 and other lake/viewpoint destinations. Managed by Wisconsin DNR.
Elevation profile
Essentially flat — no sustained climb anywhere along its 28.4 miles.
3-D terrain
USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5
Reaches
- Wisconsin River Flowage 4964 (lake)
- Johns Lake (lake)
- Wisconsin River Flowage Number 2 49 (lake)
- Lake Susan (lake)
- Viewing deck and swing (viewpoint)
Getting there
Green Circle State Trail access. 44.49372, -89.57729 · directions
Daylight at the trailhead
On August 31, 2026 — the day this page was generated — first light reaches this trailhead at 5:49 a.m., the sun rises at 6:19 a.m. and sets at 7:37 p.m., and the last usable light fades about 8:07 p.m. (CDT) — 13 h 18 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 26.9-mile route takes roughly 10 h 01 min, so leaving the trailhead at sunrise puts you back around 4:20 p.m. — 3 h 17 min before sunset.
Loop options
- Green Circle State Trail — 4.0 mi loop, 105 ft gain
- Green Circle State Trail + Green Circle Trail (Pet Detour) + Granite Parkway — 0.9 mi loop, 26 ft gain
- Frog Chorus Trail + Trail of Reflections + Green Circle State Trail — 1.2 mi loop, 28 ft gain