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Relationship Files

These text files describe geographic relationships. There are two types of relationship files; those that show the relationship between the same type of geography over time (comparability) and those that show the relationship between two types of geography for the same time period.

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Special 2022 Relationship Files for the New County Equivalents in Connecticut

These relationship files provide simple relationships between various 2022 American Community Survey (ACS22) entity types and the new 2022 county equivalents in Connecticut. These files are provided for the state of Connecticut only. Relationship files for 2022 do not include housing or population counts.

Download the special ACS22 relationship files for the state of Connecticut

2022 118th Congressional District to 2022 County for Connecticut [<1.0 MB]
2022 County Subdivision to 2020 Block Group for Connecticut [<1.0 MB]
2022 County Subdivision to 2020 Public Use Microdata Area (PUMA) for Connecticut [<1.0 MB]
2022 County Subdivision to 2022 Census Tract for Connecticut [<1.0 MB]
2022 County Subdivision to 2020 ZIP Code Tabulation Area (ZCTA) for Connecticut [<1.0 MB]
2022 State Legislative District-Lower Chamber (SLDL) to 2022 County for Connecticut [<1.0 MB]
2022 State Legislative District-Upper Chamber (SLDU) to 2022 County for Connecticut [<1.0 MB]

Technical Documentation

2022 Connecticut Relationship File Record Layouts

The record layouts for the seven types of 2022 special Connecticut relationship files.