An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
A locked padlock
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
2021 Planning Database
View and download the 2021 Planning Database technical information.
Research to Improve Data on Race and Ethnicity
Learn more about Census Bureau's ongoing history of conducting research to improve questions and data on race and ethnicity.