Iowa trails · Sp 1
Sp 1
A 3.6-mile network in Iowa, with 295 ft of climbing. Managed by the state.
Elevation profile
The climbing is spread fairly evenly along the route. It gives back about 574 ft along the way, so it rolls rather than climbing steadily.
3-D terrain
USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5
Heads up
Getting there
SP 1.7 access. About 1 h 40 min drive (75 mi) from Glenwood. 41.89542, -95.91461 · directions
Daylight at the trailhead
On October 14, 2026 — the day this page was generated — first light reaches this trailhead at 7:06 a.m., the sun rises at 7:34 a.m. and sets at 6:44 p.m., and the last usable light fades about 7:12 p.m. (CDT) — 11 h 09 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 3.6-mile route takes roughly 1 h 30 min, so leaving the trailhead at sunrise puts you back around 9:04 a.m. — 9 h 40 min before sunset.
Loop options
- PC 2 + Sarah's Trail + SP 1 — 4.5 mi loop, 789 ft gain
- SP 1 + SP 1.7.3 + SP 1.7 — 1.8 mi loop, 328 ft gain
- SP 1 + SP 1.7 — 1.3 mi loop, 246 ft gain
Nearby trails
- Brent's Trail — 8.7 mi
- M 2 — 12.9 mi