Historic and archaeological records in Colorado
Historic listings, site files, historic maps, and archives.
Colorado State Historic Preservation Office
Colorado's historic preservation office, the state survey of historic properties and the National Register listings.
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- Colorado State ArchivesHistorical Colorado government records, early land records, plats and maps.
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- Chronicling AmericaSearchable digitized historic American newspapers by state, county and date.
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- National Archives Naturalization RecordsWhere naturalization records are held, how court and federal records differ, and how to request copies for family history research.
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- National Register of Historic Places DatabaseSearch National Register listings by state and county, with nomination documents and photographs.
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- Sanborn Fire Insurance MapsDigitized Sanborn fire insurance maps showing building footprints, materials and uses for American towns and cities, widely used in property history and enviro…
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About historic and archaeological records
State historic preservation offices and archives hold building surveys, National Register listings, archaeological site files, historic maps, and newspaper collections.