Mount Washington Auto Road

Information, Statistics & Factoids . . .

to help you prepare for our Ascent

Base (Toll House) 1565 ft., Terminus 6288 ft., Elevation gain 4727 ft.​

Length 7.6 miles

Grade Avg. 12%, extended 18%, final 100 yards 22%

Road Surface 87% paved, 13% packed gravel

Did you know?

2018 marks the Auto Road’s 157th season! The Auto Road is America’s first and oldest man-made attraction! You can read all about it here.

The Mt. Washington Auto Road is host to some of the most awesome and unique events on the planet! See whats on tap at the Auto Road here.

Check the run, bike and drive records here.

Take a ride with Subaru Rally Team USA’s David Higgins and Craig Drew as they set a new record up the Mt. Washington Auto Road during the 2014 Climb to the Clouds Hill Climb event.

More Mountain Facts

Summit Location:

  • Latitude: 44 degrees 16 minutes North

  • Longitude: 71 degrees 18 minutes West

  • Elevation: 6288 feet (1916.58 meters)

Summit Weather:

  • Highest wind recorded 231 mph (372 kph) 12 April 1934

  • Lowest Temperature -47 F (-43.9 C) January 1934

  • Highest Temperature +72 F (22 C) August 1975

  • Avg. Annual Temperature 26.5 F (-3.1 C)

  • Avg. Annual Wind Speed 35.3 mph (56.8 kph)

  • Avg. Annual Snowfall 256 inches (6.5 meters)

  • Greatest Snowfall Season 566.4 inches (14.38 meters) 1968-69

Other Summit Facts:

  • Elevation: 6,288 feet

  • Latitude: 44° 16′ N

  • Longitude: 71° 18′ W

  • Highest wind (world record, April 12, 1934): 231 MPH

  • Average wind velocity for the year: 35.3 MPH

  • Lowest temperature (state record, January 1934): -47°F

  • Highest temperature (August 1975, June 2003): 72°F

  • Average temperature for the year: 26.5°F

  • Average annual snowfall: 256 inches

  • Maximum snowfall in a season (1968-69): 566.4 inches

  • Maximum snowfall in a calendar year (1969) 495.2 inches

  • Winds exceed hurricane force (75 MPH) on an average of 104 days a year

  • The summit is in the clouds about 60% of the time

  • Fog is reported (for at least part of the day) over 300 days a year

  • Terminus 6288 ft. (1916.58 meters)

  • Base (Toll House) 1565 ft. (477 meters)

  • Elevation gain 4727 ft. (1440.79 meters)

  • Length 7.6 miles (12.23 kilometers)

  • Grade Avg. 12%, extended 18%, final 100 yards 22%

  • Road Surface 87% paved, 13% packed gravel