DATA
	Create an Extract Download or Revise Extracts Analyze data online Register as a New User
DOCUMENTATION
	What is IPUMS-CPS? User's Guide Variables Samples
RESEARCH
	Citation and Use Bibliography Related Sites Revision History
CONTACT US
	Feedback IPUMS Staff How to Help

User Feedback

We welcome suggestions and feedback about errors, inconsistencies, or ambiguities in the data and documentation. If you discover a significant error, we'll happily send you a complimentary IPUMS mug.

Technical Assistance

If you are having difficulties with any aspect of our system, please ask for help. We need to know which IPUMS data project you are using (USA, CPS, or International), which extract number you are having trouble with (if applicable), and the email address that you use to login to the system.

Please send feedback and assistance requests to ipums@pop.umn.edu.

Mailing address

IPUMS-CPS
Minnesota Population Center
University of Minnesota
50 Willey Hall
225 19th Avenue South
Minneapolis, MN 55455

Phone: 612-624-5818
FAX: 612-626-8375