Maps constitute an intrical part of the types of resources used for genealogical and historical research. The following websites represent just a few of the many places to find map content online:


Maps (Library of Congress)

David Rumsey Map Collection

Historical Map Archives (Univ. of Alabama)

Perry-CastaƱeda Library Map Collection (Univ. of Texas at Austin)

Counties: Boundary Formation/History

Atlas of Historical County Boundaries


Sanborn Fire Insurance Map Collection (Lib. of Congress)

Geography / Geology

Atlas of the Historical Geography of the United States

The National Map (U.S. Geological Survey)

USGS – Streamer

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