Maston Hill Loop Trail

Defiance · St. Charles County · MO

3.5 miDistance
582 ftTotal climb
582 ftTotal descent
731 ftHigh point
494 ftLow point
intermediate (blue)Difficulty
groundSurface

Elevation profile

Maston Hill Loop Trail is a 3.5-mile intermediate (blue) trail near Defiance, in St. Charles County, MO. It climbs 582 ft and descends 582 ft, between 494 ft and a high point of 731 ft. The surface is ground. Mapped for hiking, trail running, mountain biking.

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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Updated 2026-07-26. Open the interactive map for routing, weather, and offline use.