highest mountain in massachusetts is how tall
Mount Greylock is the tallest mountain in Massachusetts at 1,063 meters or 3,487.5 feet. It is located in northwestern Massachusetts. Latitude/Longitude 42.638 / -73.166. Also, it has the only alpine ecosystem in the state (roughly 10 acres). Mount Greylock is the tallest mountain in Massachusetts at 1,063 meters or 3,487.5 feet.