The cartographic boundary files are simplified representations of selected geographic areas from the Census Bureau’s MAF/TIGER geographic database. These boundary files are specifically designed for small scale thematic mapping.
Data up to 2018: https://www.census.gov/geographies/mapping-files/time-series/geo/carto-boundary-file.html
Data after 2018: https://www.census.gov/geographies/mapping-files/time-series/geo/cartographic-boundary.html
The United States Census Bureau
The United States Census Bureau
Pratishtha Poudel, Dilli Paudel
Year: 1990, 2000, 2010, 2010, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022.
File format: SHP, KML.
Scale: 500k, 5M, 20M.
Coordinate reference system: NAD83 (EPSG:4269)
Version: NA
Date Published: 2018, 2022
Data Modality: Geometries
Boundary file description: https://www.census.gov/programs-surveys/geography/technical-documentation/naming-convention/cartographic-boundary-file.html
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Line shapefiles can be obtained with tigris package in R.
The Cartographic Boundary File Description is available at: https://www.census.gov/programs-surveys/geography/technical-documentation/naming-convention/cartographic-boundary-file.html
The data catalog by data.gov is available at: https://catalog.data.gov/dataset/2020-cartographic-boundary-file-shp-current-census-tract-for-united-states-1-500000
Public data; no license information was provided.
Cite U.S. Census Bureau to reflect the data year, name and source as follows: U.S. Census Bureau (year data was published). Name of data or report. Retrieved from [URL].
See References to cite the tigris package.
NA
Walker K (2024). tigris: Load Census TIGER/Line Shapefiles. R package version 2.1, https://CRAN.R-project.org/package=tigris