IPUMS NHGIS
The National Historical Geographic Information System (NHGIS) offers a vast collection of U.S. census data and boundary files from 1790 to the present. It enables researchers to track social, economic, and environmental change over time through consistent geographic units.
IPUMS NHGIS is a comprehensive resource that provides aggregate census data and geographic boundary files for the United States. This platform allows users to access and analyze historical demographic and socioeconomic information, facilitating research on long-term trends and spatial patterns.
The datasets available span from 1790 to the present, offering detailed information at various geographic levels, including states, counties, tracts, and blocks. Users can browse and select data, download datasets, and utilize APIs for programmatic access, supporting diverse research needs.
Supplemental data such as geographic crosswalks, environmental summaries, and annual tract data enhance the utility of the core census offerings. The platform also provides resources for accessing data through popular analytical tools like R and Python, making it accessible to a wide range of researchers.
Disclaimer: We do not guarantee the accuracy of this information. Our documentation of this website on Geospatial Catalog does not represent any association between Geospatial Catalog and this listing. This summary may contain errors or inaccuracies.
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