GAP factor 3.0% slower than flat · net elevation 0 m
Decision summary
Lower than 17% of comparable mapped races
Historical race-date favourability, not a forecast
Verified GPS route
Quick answers
RaceIndex has a GPS course file for The Skippo Trail Race 10K, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.
The The Skippo Trail Race 10K route has 155 m of ascent, 155 m of descent and an estimated 3.0% grade-adjusted pace penalty versus a flat route.
The The Skippo Trail Race 10K route starts at Special Events Area at the end of Kiefer Creek Road, Castlewood State Park, 1401 Kiefer Creek Rd, Ballwin, MO 63021 and finishes at Special Events Area, Castlewood State Park. Underfoot, expect trail. It passes Castlewood State Park, Meramec River and the famous Skippo stairs. Part of the Big River Trail Series points competition.
Packet pickup Thursday Oct 29, 2026 (noon-6pm) at Big River Running Company, Town & Country, or race-day morning at the start.
Its normalised GAP factor is 3.0% slower than a flat course, with about 155 m of total ascent.