State Route 57 is a north–south state highway in northeast Ohio. SR 57 runs from US 30 near Orrville to US 6 in Lorain, a distance of 61.2 miles (98.5 km).

U.S. Route 30 (US 30) is a United States Numbered Highway that runs from Astoria, Oregon, to Atlantic City, New Jersey. In the state of Ohio, it is a major, 245-mile-long (394 km), east–west highway that runs through the northern section of the state. Overall, the highway runs through rural areas dominated by farm fields or woodlands; some segments are urban in character in the Mansfield and Canton areas.