Library Guides: United States Government Documents: A Guide: Maps

Maps Online

U.S. Geological Survey (USGS)
Current & historical topographical maps, aerial photographs, satellite images, and data sets.
U.S. Census Maps
Find geographic data and products such as the TIGER/Line Shapefiles, KMLs, TIGERweb, cartographic boundary files, geographic relationship files, and reference and thematic maps.
Historic Maps (Library of Congress)
Select map collections from the collections at the Library of Congress. Includes maps relating to the Civil War, the Louisiana Purchase, National Parks, and 19th century railroads.
Flood Hazard Maps (FEMA)
Flood zone maps used to measure risk, especially for flood insurance.
National Parks Service Maps
Brochures, PDFs, and interactive maps of the U.S. National Park system, searchable by park or by state.
National Broadband Map
Search, analyze and map broadband availability across the United States.
CIA Maps
Administrative, physical, and transportation maps for most countries.

Maps @ Howard-Tilton

Print Maps at Howard-Tilton

A complete listing of maps printed by the USGS, CIA, and other agencies. Find these on the second floor of Howard-Tilton, outside the Microforms & Newspapers office.

Maps are organized into four main groups: Louisiana USGS Maps, U.S. and North American Maps, Foreign Maps, and World Maps.

Mapping the Census

Social Explorer allows users to map data from recent and historical U.S. Census results. The map above indicates the percentage of families living in poverty in Orleans Parish, Louisiana, during the 2000 Census (1999 data). Dark green represents the lowest rate of poverty; dark red represents the highest rate of poverty.

Social Explorer
Social Explorer “contains over 18,000 maps, hundreds of profile reports, 40 billion data elements, 335,000 variables and 220 years of data”. It can be used to locate census tract boundary information from 1940 to the present.