Baker–St. John House is a historic home located near Abingdon, Washington County, Virginia. It was built about 1866, and is a 2+1⁄2-story, frame dwelling with Italianate and Greek Revival stylistic elements. It sits on a limestone foundation and has a cross-gable roof. It features paired brackets along the cornice line of the house, decorative sawn brackets on the porch supports, and an extended bay window.