How-to Materials for Using the Microdata Access

Do you have questions on how to use Microdata Access? Check out our step-by-step guidance to learn how to use Microdata Access to create your own tabulations.

Using Microdata Access: With ACS 1-Year Estimates – Public Use Microdata Sample [1.5 MB]

Using Microdata Access: How To Create Poverty Estimates From The CPS ASEC [2.4 MB]

Webinars

Training | April 02, 2020

Using Public Microdata to Create Custom Tables on data.census.gov

In this webinar, you will learn how to create custom tables using public use microdata, customize your view, download the data, and provide your feedback.

Training | March 30, 2021

Custom Tabulation Capabilities on data.census.gov

In this webinar we share background information on MDAT and discuss the latest updates.

View All Webinars

Video Tutorials

What is Microdata and Why Should I Use It?

Learn the First Steps to Creating Your Own Tabulation Using Microdata

Transcript: What is Microdata and Why Should I Use It? [366K]

Transcript: Learn the First Steps to Creating your Own Tabulation using Microdata [371K]

View All Census Videos

Data Availability

What data are available in the Microdata Access?

We continue to migrate data from DataFerrett. See a list of datasets currently available in the platform.

Data Dictionaries and Related Documentation

ACS PUMS Documentation

(Including Data Dictionaries)

Basic Monthly CPS Data Dictionaries

CPS Annual Social and Economic (CPS ASEC) Supplement Documentation

(Including Data Dictionaries)

CPS Supplement Documentation

(Including Data Dictionaries)

Census Microdata API User Guide

This user guide provides an overview of the U.S. Census Bureau’s microdata application programming interface (API) and walks through how to make queries.

Our Development Depends on Your Feedback

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.gov, Census API, or Microdata Access to census.data@census.gov

Related Information

Guidance for Developers

Contact Us

DATA TOOL

Census Survey Explorer