2,454 ft / 748 m

#20 in Massachusetts

#45,282 in United States


781 ft / 238 m

#9 in Massachusetts

#2,487 in United States


90 summits

Top climbing months

July   19%

May   13%

August   12%

Most climbed route

Mt Frissell trail


  • Mount Frissell is located on the border of Massachusetts and Connecticut.
  • The highest point in Connecticut is, Frissell So. Slope, and about 300 yards along the ridge from Mt. Frissell.
  • While the peak and northern part of the mountain are located within Massachusetts, the southern slope of Mount Frissell is located in Connecticut and rises to the highest elevation of any point within that state, 2,379 ft.
  • Bear Mountain, located 1.3 miles to the east, is the highest mountain summit in Connecticut.
  • Mount Frissell is traversed by the Mount Frissell Trail which connects with the South Taconic Trail to the west and the Appalachian Trail to the east.