Dedham, Massachusetts is located Eastern Massachusetts, bordered by Needham on the northwest, Boston on the northeast and east, and Canton and Westwood on the south. Dedham is 10 miles south of Boston; 16 miles north of Brockton; 33 miles northeast of Providence, Rhode Island; and 211 miles from New York City. Principal highways are U.S. Route 1, State Routes 109, 128, and 135, and Interstate Route 95. Commuter rail service is available from Dedham Corporate Center and Endicott to South Station and Back Bay Station, Boston. Travel time from Endicott to BBS: 17-18 minutes; no MBTA parking. Travel time from Dedham Corporate Center: 16-22 minutes; 497 MBTA parking spaces. Amtrak's passenger service between Boston and New York City stops at the Route 128 Station in neighboring Westwood.

Some information gathered on Dedham, MA is courtesy of Commonwealth Communities at Mass.gov