SpatialPolygonsDataFrame with FIA state, unit, county codes and names

stunitco

Format

An object of class sf (inherits from data.frame) with 3233 rows and 8 columns.

Source

Downloaded from the United States Census Bureau on 2019 November 3, format Esri Shapefile (https://www.census.gov/geographies/mapping-files/time-series/geo/carto-boundary-file.html) Projection: Geographic (GCS_North_American_1983) EPSG: 4269