The Harvard Flea Market is held on the grounds of the Bromfield School, near the center of Harvard, on Route 111.
From Route 2 east or west:
Take Exit 109A (formerly Exit 38A), Route 111 south, marked Harvard. Follow Route 111 south for about two miles to Harvard's center. Continue through the light to the Bromfield School, which will be on the right.
From Route I-495 north or south:
Take Exit 75 (formerly Exit 28), Route 111, marked Harvard/Boxborough. Follow Route 111 north for about two miles toward Harvard's center. The Bromfield School will be on the left.