Black Mountain

Park County, Montana, United States

13.0 miles (21.0 km) · 5,381 ft elevation gain · Loop · trail · Route

Black Mountain is a 13.0-mile loop route in Park County, Montana, United States, gaining 5,389 feet of elevation. The route follows a up-and-over elevation profile. The terrain breaks into 2 distinct sections including 1 significant climb. The longest climb covers 6.4 miles gaining 5,366 feet at an average 15.6% grade. Only 17% of the terrain is runnable — expect substantial hiking throughout. The route opens with a climb and finishes with a descent.

Route facts

Distance	13.0 mi (21.0 km)
Elevation gain	5,381 ft (1,640 m)
Average gain	413 ft per mile (78 m per km)
Longest climb	6.4 mi, 5,301 ft of gain
Steepest climb grade	52.5%
Runnable	19% of the route
Climbs / descents	1 climbs, 1 descents
Profile shape	Up, then down
Difficulty score	20.7 of 100
Surface	trail
Route shape	Loop
Type	Route

Grade breakdown

Grade band	Share of route
Flat	3%
Mild uphill	4%
Moderate uphill	4%
Steep uphill	38%
Mild downhill	6%
Moderate downhill	5%
Steep downhill	39%

Questions about Black Mountain

How much elevation gain does Black Mountain have?

Black Mountain has 5,381 ft (1,640 m) of elevation gain over 13.0 miles (21.0 km). That averages 413 ft of gain per mile.

How difficult is Black Mountain?

The difficulty score for Black Mountain is 20.7 of 100. That is harder than 91.5% of routes at a similar distance. About 19% of the route is runnable at typical trail effort; the rest is steep enough that most runners hike.

What is the longest climb on Black Mountain?

The longest climb on Black Mountain runs 6.4 miles (10.4 km) and gains 5,301 ft (1,616 m). The steepest climb grade on the route is 52.5%.