How-to Materials for Using the Census API

Do you have questions on how to use the Census API? Check out our step-by-step guidance to learn how to use the Census API to find the data you need. To learn more about the Census API, and to begin using it to locate data, visit our Census API Developers page.

Census Data API User Guide

This user guide is to instruct developers and researchers on how to use the Census Data Application Programming Interface (API) to request data from U.S. Census Bureau datasets.

How to Extract Data from the Census API

Webinars

Using the Decennial APIs

Our Development Depends on Your Feedback

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As we continue to develop new functionalities like search by address and advanced printing and download options, please let us know what features are important to you. 

Please send your questions or comments on data.census.govCensus API, or Microdata Access to census.data@census.gov

Page Last Revised - March 24, 2025