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Using the American Community Survey Summary File: What Data Users Need to Know

The American Community Survey (ACS) Summary File is a comma-delimited text file that contains all the Detailed Tables for the ACS. Data users with programming skills and access to statistical software can use the Summary File to download and analyze ACS data for a wide range of geographic areas.

This guide provides an overview of the ACS Summary File and how it can be used to access data on America’s communities.

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Page Last Revised - October 18, 2022
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