Mount Frissell
Mount Frissell as seen from Bear Mountain
Highest point
Elevation	2,454 ft (748 m)NAVD 88[1]
Prominence	781 ft (238 m)[2]
Listing	U.S. state high points
Coordinates	42°03′04″N 73°28′55″W / 42.051093558°N 73.481977744°W / 42.051093558; -73.481977744[1]
Geography
Mount Frissell Mount Washington, Massachusetts and Salisbury, Connecticut
Parent range	Taconic Mountains
Geology
Age of rock	Ordovician
Mountain type	Thrust fault; metamorphic rock and sedimentary rock
Climbing
Easiest route	Mount Frissel Trail

Mount Frissell, 2,454 feet (748 m), is on the border of southwest Massachusetts and northwest Connecticut. It is a prominent peak of the Taconic Range. The peak and northern part of the mountain are in Massachusetts. The southern slope of Mount Frissell is in Connecticut, It rises to the highest elevation in that state, 2,379 feet (725 m). Bear Mountain, 1.3 miles (2.1 km) to the east, is the highest mountain summit in Connecticut.

The mountain is in the towns of Mount Washington, Massachusetts and Salisbury, Connecticut. A lot of the land is part of Massachusetts' Mount Washington State Forest and Connecticut's Mount Riga Forest Preserve. Mount Frissell is bordered by Round Mountain to the southeast, Mount Ashley to the north, and Brace Mountain to the west.