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Topics
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Resource Library
2021 Variance Replicate Estimate Tables
2017-2021 ACS 5-year Estimates
Technical Documentation
Contains worked examples and instructions to calculate margins of error for aggregated estimates, percentages, and ratios
Table and Geography List
Contains a list of tables and types of geographic areas that have variance replicate estimates
Table Shells and FIPS Codes
For all geographies except the tract and block group level, variance replicate estimate tables are named using the table ID. The tract and block group files are named by table ID + State FIPS code. All published ACS table IDs and table layouts may be found in the Table Shells. The 2-digit FIPS state code and the state name that corresponds to it may be found in the ANSI Codes for States.
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Table Shells and Table ListView the layout of American Community Survey tables without the estimates or margins of error filled in.
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American National Standards Institute (ANSI) Codes for StatesAmerican National Standards Institute (ANSI) Codes for States, the District of Columbia, Puerto Rico, and the Insular Areas of the United States.
Page Last Revised - December 19, 2022
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