Citation and Use of NHGIS Data

All persons are granted a limited license to use this documentation and the accompanying data, subject to the following condition:

  • Publications and research reports based on the database must cite it appropriately. The citation should include the following:

Steven Manson, Jonathan Schroeder, David Van Riper, and Steven Ruggles. IPUMS National Historical Geographic Information System: Version 12.0 [Database]. Minneapolis: University of Minnesota. 2017. http://doi.org/10.18128/D050.V12.0

  • For policy briefs or articles in the popular press, we recommend that you cite the use of NHGIS data as follows:

IPUMS NHGIS, University of Minnesota, www.nhgis.org

In addition, we request that users send us a copy of any publications, research reports, or educational material making use of the data or documentation. Printed material should be sent to:

IPUMS NHGIS
Minnesota Population Center
University of Minnesota
50 Willey Hall
225 19th Ave S
Minneapolis, MN 55455

Send all electronic material to: nhgis@umn.edu

Supported By

Eunice Kennedy Shriver National Institute of Child Health and Human Development National Science Foundation University of Minnesota