State highway in Rockingham County, Virginia, US
State Route 257 (SR 257) is a primary state highway in the U.S. state of Virginia. The state highway runs 18.04 miles (29.03 km) from SR 902 and SR 924 near Briery Branch east to Interstate 81 (I-81) near Mount Crawford. SR 257 connects I-81 and U.S. Route 11 (US 11) with Bridgewater and Dayton, between which the highway runs concurrently with SR 42. The state highway also provides access to Bridgewater College and connects Dayton with the western Rockingham County communities of Briery Branch, Ottobine and Montezuma.