Gilpin County Colorado (Historic Districts) has 2 places on the National Register of Historic Places including 1 place of National significance and 1 place of Statewide significance. Significant places include Central City--Black Hawk Historic District and Denver, Northwestern and Pacific Railway Historic District.
Some of the country's most noteable architects helped create the Gilpin County places including Northwestern and Pacific R.R. Denver. Prominent architectural styles found in Gilpin Country are .