Contact Us

Frequently Asked Questions

Want to know more about IPUMS IHGIS? See our FAQ.

View our frequently asked questions

User Guide

To learn how to use the Data Finder, understand what is in your extract files, or link IHGIS data tables and GIS boundary files, take a look at our User Guide

User Guide

Questions and Answers

For specific questions about the data or website, please search for an answer on our user forum. You can also ask a question there, which one of our staff members or a fellow user will answer.

User Forum

Help & Inquiries

If you're having difficulties with the IHGIS website, data, or documentation, please email the User Support team for assistance. Please be as detailed as possible in your email so we can better address the problem.
Our User Support team is also happy to answer questions about acceptable use of IHGIS data or about IHGIS sources, methods, features, or plans

Please send assistance requests to


We welcome suggestions and observations, praise or criticism, about any IHGIS features, data, or documentation. If you discover a significant error, we will happily send you a complimentary IPUMS mug.

Please send feedback to

Mailing address

Institute for Social Research and Data Innovation
University of Minnesota
50 Willey Hall
225 19th Ave S
Minneapolis, MN 55455