According to the United States Census Bureau, the town has a total area of 71.3 square kilometerkm sq (27.5 square miles). 69.0 km sq (26.6 mi sq) of it is land and 2.3 km sq (0.9 mi sq) of it is water. The total area is 3.20% water. The town of sits in a valley, and much of the town is flood plain for the French River, which runs through the town. A substantial parcel north and west of Oxford Center is held, for flood control purposes, by the United States Army Corps of EngineersU.S. Army Corps of Engineers. The land, known as Hodges Village Dam, also serves as a nature preserve. It also serves to cut off east-west travel on former roads through the site. There are no state routes running east-west in Oxford; only north-south Massachusetts Route 12Route 12, locally called Main Street; less than a mile of Massachusetts Route 56Route 56, connecting North Oxford with points north; and Interstate 395 (Connecticut)Interstate 395, linking Oxford to Worcester and eastern Connecticut with three local exits: Depot Road in North Oxford; Sutton Avenue, the main east-west street in Oxford Center; and Cudworth Road, on the Webster, MassachusettsWebster town line. The town used to include much of what is now Webster, on its southern border, but Oxford and neighboring Dudley, MassachusettsDudley both gave portions of their land to allow the creation of that town. Other towns bordering Oxford are Charlton, MassachusettsCharlton on the west, Leicester, MassachusettsLeicester and Auburn, MassachusettsAuburn on the north, Millbury, MassachusettsMillbury and Sutton, MassachusettsSutton on the east, and Douglas, MassachusettsDouglas on the southeast. Source: http://en.wikipedia.org/wiki/Oxford%2C_Massachusetts