Caddo County Louisiana (Historic Districts) has 10 places on the National Register of Historic Places including 4 places of Statewide significance. Significant places include Highland Historic District (Boundary Increase), Shreveport Commercial Historic District (Boundary Increase), South Highlands Historic District and St. Paul's Bottoms and Fairfield Historic District.
The famous person Mary D.C. Cane is associated with one of more of the Caddo County historic places. Prominent architectural styles found in Caddo Country are Bungalow/Craftsman, Colonial Revival and Queen Anne.