Douthat State Park is a state park located in the Allegheny Mountains in Virginia. It is in Bath County and Alleghany County. The park is 4,545 acres (18 km2) total with a 50-acre (20 ha) lake, the second-largest Virginia state park after Pocahontas State Park. It is one of the original Virginia state parks built in the 1930s by the Civilian Conservation Corps.