State Highway 51 is a significant roadway located in the state of Oklahoma. It runs primarily in a north-south direction, connecting various towns and cities across the region. The highway serves as an important route for local traffic and commerce, facilitating travel and transportation. The highway spans approximately 200 miles, starting from the city of Madill in the south and extending to Guthrie in the north. Along its route, State Highway 51 intersects with several other major highways, enhancing connectivity for residents and visitors alike.