Sanborn Fire Insurance Maps Now Online

U.S. Library of Congress expects to have 500,000 historic maps online by 2020.

Historic Sanborn Fire Insurance Maps

The Sanborn Fire Insurance Maps are a valuable resource for genealogists, historians, urban planners, teachers or anyone with a personal connection to a community, street or building.  The maps depict more than 12,000 American towns and cities.  They show the size, shape and construction materials of dwellings, commercial buildings, factories and other structures.