SimpleUSA Project & Dataset
SimpleUSA Project & Dataset is a comprehensive data set of US state boundaries, cities, roadways, waterways, and more including a full geocoding and street routing database, available for free download below. The SimpleUSA project is a free project to use with the Simple GIS Client application. The dataset is in shapefile format and contains a national Geocode database based upon Tiger data from the US Census Bureau. It also includes a national street routing database. Our plan is update this dataset annually. Note: This is a large dataset (6 GB Compressed download) requiring approximately 30 GB of free disk space for installation. You also must have SimpleGISClient installed to use the SimpleUSA project.
Listed below are links to several websites where you can find free GIS data. This is by no means an exhaustive list and as you explore, you will likely find that there are quite a few free GIS data sources available off of the internet. We hope you find these links useful.
Site Description URL
Over 100 high resolution vector and raster datasets. One stop shop for
Source of geodata and WMS services from the USGS as well as GIS maps http://viewer.nationalmap.gov/launch/
OpenStreetMap Data Extracts. Free GIS data from the OpenStreetMap contributors.
Useful site for downloading OpenStreetMap data in shapefile format by
geographic region. Click on the Sub-Region link to get to small enough geographic
regions to download in shapefile format. http://download.geofabrik.de/index.html
Home of Tiger Shape File data and Census data. Great for spatial analysis of US
Census data. https://www.census.gov/geo/maps-data/
WMS urls: Below are several WMS urls available from the USGS. Simply copy and paste one of the urls below into the Simple GIS Client WMS layer set up dialog box.
Listed below are Simple GIS Projects and/or plugins that can be freely downloaded and used within our Simple GIS application.