Rio Grande County Colorado (Historic Districts) has 2 places on the National Register of Historic Places including 1 place of Statewide significance. Significant places include Creede Branch, Denver and Rio Grande Railroad, Monte Vista Downtown Historic District.
Some of the country's most noteable architects helped create the Rio Grande County places including North & South Construction Co. and Demver & Rio Grande Railway. Prominent architectural styles found in Rio Grande Country are Early Commercial and Romanesque.