Mainline

Black Diamond · King County · WA

0.7 miDistance
16 ftTotal climb
20 ftTotal descent
554 ftHigh point
531 ftLow point

Elevation profile

Mainline is a 0.7-mile trail near Black Diamond, in King County, WA. It climbs 16 ft and descends 20 ft, between 531 ft and a high point of 554 ft. Mapped for hiking, trail running.

All King County trailsKing County hikingTrails near Black DiamondWA trails

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