From I-93:
Take exit 36 onto Route 3 North. Follow Route 3, to Route 115, to Route 2, to Route 16, to Route 26. Follow Route 26 for seven miles to Umbagog Lake State Park.

From I-95:
Take Route 16 north to Route 26 east. Follow Route 26 for seven miles to Umbagog Lake State Park.

Concord, NH (3 hours)
Boston, MA (4 hours, 15 minutes)
Providence, RI (5 hours)
Hartford, CT (5 hours, 15 minutes)
New York, NY (7 hours, 15 minutes)
Portland, ME (2 hours, 45 minutes)
Burlington, VT (2 hours, 45 minutes
Montreal, Canada (3 hours, 15 minutes)