Free sources of topographics maps (see list below)


With Natural Scene Designer, you can view a topographic map from any viewpoint in 3D!
Also creates realistic pictures, fly through animations, and shaded relief map backgrounds.
Click here to find out more

Free Topographic Map (DRG) and GIS Data Sources for all 50 US States
This is a list of online sources for Digital Topographic Maps. When combined with Digital Elevation Models they can be used with Natural Scene Designer to create pictures like the one above

Note: Some websites refer to Topographic Maps as 'DRGs'.

State Download Link Comments
Alabama Topo Maps and GIS Libre Map Project  
Alaska Topo Maps Alaska Geospatial Data Clearinghouse  
Arizona Libre Map Project  
Arkansas Libre Map Project  
California Topo Maps UC Santa Barbara Library  
Colorado Topo Maps Libre Map Project  
Connecticut Topo Maps Libre Map Project  
Delaware Topo Maps Libre Map Project  
District of Columbia Radford University  
Florida Topo Maps Florida Department of Environmental Protection  
Florida GIS Florida Department of Environmental Protection  
Georgia Topo Maps Digital Library of Georgia  
Hawaii University of Hawaii  
Idaho Idaho State University Click 'Digital Raster Graphics (DRG)' link
Iowa Iowa State University Search USGS quads at the bottom of the web page
Illinois Topo Maps Libre Map Project  
Indiana Indiana University  
Kansas Libre Map Project  
Kentucky Kentucky Geological Survey  
Louisiana Topo Maps Louisiana State University  
Louisiana GIS Louisiana State University  
Maine Libre Map Project  
Maryland Topo Maps Radford University  
Massachusetts Topo Maps MassGIS Click 'Images', then 'USGS Topographic Maps'
Massachusetts GIS MassGIS  
Michigan Michigan Center for Geographic Information  
Minnesota Libre Map Project  
Mississippi Libre Map Project  
Missouri Topo Maps Missouri Spatial Data Information Service  
Missouri GIS Missouri Spatial Data Information Service  
Montana Topo Maps Montana Topographic Map Finder  
Nebraska Topo Maps University of Nebraska-Lincoln  
Nebraska GIS University of Nebraska-Lincoln  
Nevada Topo Maps University of Nevada, Reno  
Nevada GIS University of Nevada, Reno  
New Hampshire Libre Map Project  
New Jersey Topo Maps Libre Map Project  
New Mexico Topo Maps Los Alamos National Laboratory  
New York Topo Maps NYS Geographic Information Systems Clearinghouse  
New York GIS NYS Geographic Information Systems Clearinghouse  
North Carolina Topo Maps Libre Map Project  
North Dakota Topo Maps State of North Dakota  
North Dakota GIS State of North Dakota  
Ohio OGRIP  
Oklahoma Topo Maps Libre Map Project  
Oregon Topo Maps Libre Map Project  
Pennsylvania Pennsylvania State University  
Rhode Island University of Rhode Island  
South Carolina Topo Maps Libre Map Project  
South Dakota Topo Maps Libre Map Project  
Tennessee Topo Maps Libre Map Project  
Texas Texas Natural Resources Information System
Select the county and click 'Go'
Utah Topo Maps Utah Automated Geographic Reference Center  
Utah GIS Utah Automated Geographic Reference Center  
Vermont Topo Maps Libre Map Project  
Virginia Topo Maps Radford University  
Washington Topo Maps University of Washington  
West Virginia Topo Maps Radford University  
Wisconsin State of Wisconsin  
Wyoming Topo Maps WyGISC  
Wyoming GIS Wyoming GeoLibrary