Phlegar Farm is a historic home located near Floyd, Floyd County, Virginia. The original log dwelling was built in 1816, and later expanded about 1857 and about 1910. The house is two-stories with a metal sheathed gable roof, weatherboard siding, a stone gable-end chimney, two one-story front porches, and a one-story ell. The interior has Federal and Greek Revival style details. Also on the property are a contributing granary and workshop.

It was listed on the National Register of Historic Places in 2003.