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IPUMS Census and Survey Data: Check out the latest from NHGIS!

We have a few updates and a new tool to make your workflow a little easier.

NHGIS API, Version 1.0
A new way to streamline your workflow

Do you have a favorite NHGIS extract that you update regularly, or want to run a series of similar extracts? Our new NHGIS Metadata and Data Extract APIs allow you to access NHGIS data programmatically, without having to click through the user interface. The APIs provide access to all the data and functionality offered on the regular website, including dataset and table metadata, source tables, time series tables, shapefiles, and more.

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2014-2018 ACS 5-Year Summary Now Available

NHGIS has added the 2014-2018 5-Year Summary File from the American Community Survey (ACS). Over 1,100 new tables are now available for geographic areas as small as block groups.

For more information, see the Release Log.

2018 GIS Boundary Files Now Available

NHGIS has released 85 shapefiles compatible with the 1- and 5-year 2018 American Community Survey (ACS) datasets. The new shapefiles are derived from the 2018 TIGER/Line Shapefiles from the U.S. Census Bureau. Geographic levels from the block group to the nation level are now available.

For more news and information from the NHGIS team, visit our website.