Amador County California (Vacant / Not In Use) has 3 places on the National Register of Historic Places including 2 places of Statewide significance. Significant places include Preston Castle and Sutter Creek Grammar School, Amador County Hospital Building.
Some of the country's most noteable architects helped create the Amador County places including Henery Schieltez, C.E. Fournier and C.W. Swain. Prominent architectural styles found in Amador Country are Classical Revival, Italianate and Romanesque.