Contact Us

If you are having trouble with the IPUMS data extract system or our online analysis system, we have several tools available to help.

Online Tutorials

These videos guide users through the using IPUMS sites, creating extracts, and using our online analysis tools.

IPUMS Data Training Exercises

These self-paced, interactive exercises were created for self-training or for classroom use.

Questions and Answers

For specific questions about IPUMS data or any of our sites, 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 answers.

User Feedback / Errors

We also welcome suggestions and feedback about errors, inconsistencies, or ambiguities in the data and documentation. If you discover a significant error, we will happily send you a complimentary IPUMS mug. Please send feedback to If you find lots of errors, you'll get lots of mugs.

IPUMS is part of the Institute for Social Research and Data Innovation which is housed with the Minnesota Population Center at the University of Minnesota. To contact IPUMS with feedback, questions, or concerns, email