Old Boundary Trail

Hiking Hard Created at: March 17, 2026

Informations

Distance 12.37 km
Elevation gain 1451 m
Elevation loss 438 m
Altitude minimum 1211 m
Altitude maximum 1825 m
Altitude Start 1414 m
Altitude End 1825 m
Estimated hiking time 3 h 50 min
Difficulty Hard

12.37 km loop hiking starting from Smoky Mountain. Elevation gain is 1451 m, with altitude ranging from 1211 m to 1825 m. Estimated time: 3 h 50 min. Starting town: Smoky Mountain (Washington, États-Unis).

This hike includes 1 significant climbs. With a total elevation gain of 474 m across 3.28 km, with an average slope of 14.4%.

  • Climb 1 (at km 6.04 km): +474 m over 3.28 km, average slope 14.4%

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