The layout for a crosswalk of tabulation blocks between decennial censuses

Blocks from one decennial census do not necessarily correspond to those from others. A crosswalk between tabulation blocks is used to define those correspondences.

Usage

DECENNIAL_TABULATION_CROSSWALK

Format

DECENNIAL_TABULATION_CROSSWALK

A data frame with 10 rows and 6 columns.

Role

<chr> "FIPS" for parts of GEOIDs, "Area" for block size, and "Part" for information about overlaps

Detail

<chr> several values are possible, depending upon the Role

Data Type

<chr> usually "c," but occasionally "n" for areas and overlaps.

In Older Vintage

<lgl> Is this column used to describe the older vintage in the crosswalks?

Pre 2000

<lgl> Does this column appear in earlier crosswalks?

Field Description

<chr> a short but informative definition of the field's role.

Source

https://www.census.gov/programs-surveys/geography/technical-documentation/records-layout/2020-census-block-record-layout.html

https://www.census.gov/programs-surveys/geography/technical-documentation/records-layout/2000-relationship-file-record-layout.html

See also

crosswalk_spec()