The original section of the Blair House was built in 1844, with additions and modifications made in the 1850s, 1880s, about 1900, 1938, and in the late 1950s-early 1960s.

It is a 1½-story single-pile, side-gable-roofed, timber-frame dwelling with a full-height rear-gabled ell.

Other contributing buildings are a granary / wood shed and carriage house.

[2] It was listed on the National Register of Historic Places in 2008.

This article about a property in Watauga County, North Carolina on the National Register of Historic Places is a stub.