USAboundaries: Historical and Contemporary Boundaries of the United States of America

The boundaries for geographical units in the United States of America contained in this package include state, county, congressional district, and zip code tabulation area. Contemporary boundaries are provided by the U.S. Census Bureau (public domain). Historical boundaries for the years from 1629 to 2000 are provided form the Newberry Library's 'Atlas of Historical County Boundaries' (licensed CC BY-NC-SA). Additional data is provided in the 'USAboundariesData' package; this package provides an interface to access that data.

Version: 0.3.1
Depends: R (≥ 3.1.1)
Suggests: sf (≥ 0.5.1), testthat (≥ 0.9.1), USAboundariesData (≥ 0.3.1), covr, knitr, rmarkdown, dplyr, leaflet
Published: 2018-03-29
Author: Lincoln Mullen ORCID iD [aut, cre], Jordan Bratt ORCID iD [aut], United States Census Bureau [cph]
Maintainer: Lincoln Mullen <lincoln at>
License: MIT + file LICENSE
NeedsCompilation: no
Citation: USAboundaries citation info
Materials: README NEWS
CRAN checks: USAboundaries results


Reference manual: USAboundaries.pdf
Vignettes: A sample analysis using USAboundaries
Package source: USAboundaries_0.3.1.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
OS X binaries: r-release: USAboundaries_0.3.1.tgz, r-oldrel: USAboundaries_0.3.1.tgz
Old sources: USAboundaries archive

Reverse dependencies:

Reverse suggests: hydrolinks


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