The northwest side of the mountain drains into Black Falls Brook, and thence into the Trout River.

The north and northeast sides of the mountain drain east into the Jay Branch of the Missisquoi River.

On November 10, 1943, a Royal Canadian Air Force training plane crashed into the west side of the mountain near the top during a blinding snowfall killing one crew member.

[4] In the mid-1950s brothers Ernest W. Gilpin and Wallace H. Gilpin, both state legislators and newspaper men, began and achieved their campaign to construct a highway over the south flank of Jay Peak, to connect Troy to Montgomery, Vermont.

The Starr family of Troy donated portions of land for the right-of-way for the Vermont Route 242 construction.