Arkansas Highway 361 is a state highway of 26.9 miles (43.3 km) that runs mostly in Lawrence County, with the upper portion in Randolph County.
AR 361 begins in Saffell at AR 25. The route runs east before turning north and meeting AR 25 again. The route concurs with AR 25, meeting AR 117S near Powahatan and US 63/US 412/AR 117 in Black Rock. After leaving AR 25 in Black Rock, AR 361 heads northeast to meet AR 166 near Old Davidsonville State Park, where the route terminates.