David and Lucy Tarr Fleming Mansion

David and Lucy Tarr Fleming Mansion, also known as the Oxtoby Mansion, is a historic home located at Wellsburg, Brooke County, West Virginia. It was built in 1845, and is a $2 1/2$-story, five-bay, rectangular brick dwelling with a hipped roof in the Greek Revival style. It sits on a stone ashlar foundation and features a full-length portico with a hipped roof supported by six Ionic order columns. Also on the property are a contributing garage and carriage house.

It was listed on the National Register of Historic Places in 1986.