Interest in Denver’s building and neighborhood history has grown dramatically in recent years. Our resources include Denver building permits from 1889 to 1955; real estate atlases and Sanborn insurance maps from 1887 to the 1960s; city and business directories; and a collection of published neighborhood and architectural histories. Other collections held by the Department useful for researchers interested in Denver’s built environment include our Western History Subject Index to newspaper articles; clipping files on Denver neighborhoods, streets, and buildings; select architectural plans from our archival collections; and the large number of images of Denver and Colorado buildings from our Photograph Collection. Research Guide
