Rapides County Louisiana (Historic Districts) has 10 places on the National Register of Historic Places including 1 place of National significance and 5 places of Statewide significance. Significant places include Crowell Sawmill Historic District, Alexandria Garden District, Alexandria Veterans Administration Hospital Historic District (Boundary Increase), Central Louisiana State Hospital Historic District and Crowell Sawmill Historic District.
Some of the country's most noteable architects helped create the Rapides County places including William Harris, Charles Mulhollan, Constuction Div. US Veterans Bureau and US Veterans Administration. Prominent architectural styles found in Rapides Country are Other, Bungalow/Craftsman and Classical Revival.