From Boston (40 miles)
Massachusetts Turnpike (route 90) west to Route 95 north; Route 95 to Route 2 west; Route 2 west to Route 111 exit (which is 4 miles west of Route 495); Route 111 north (through Ayer) to the school gates on the left (about 3 miles from downtown Ayer).

From New York and the West and South
Massachusetts Turnpike (Route 90) east to Route 290 north; Route 290 north through Worcester, MA to Route 190; Route 190 north to Route 2; Route 2 east to Route 111; Route 111 north (through Ayer) to the school gates on left (about three miles from downtown Ayer).

From the North and Northeast
Any route south to Route 495; Route 495 south to R119 (Groton-Littleton Common, Exit 31); Route 119 west through the town of Groton to Route 111; Route 111 south (toward Ayer) for 1.5 miles to the school gates on the right.