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USAboundaries 0.3.1

CRAN release: 2018-03-29

  • New vignette demonstrating the package’s functionality (#40).
  • Additions and clarifications to documentation following @AndySouth’s suggestions for JOSS peer review (#38).
  • us_cities() now returns an sf object rather than a data frame (#36).
  • us_cities() gains a states argument to match other functions in the package (#35).
  • Citation to JOSS paper.

USAboundaries 0.4.0

CRAN release: 2021-10-12

  • Update all data files to use current version of sf package.
  • Update Census Bureau data from 2016 to 2020.
  • Remove the us_boundaries() function was a needless wrapper around other functions.
  • Prompt user to install data package rather than installing it for them.

USAboundaries 0.3.0

CRAN release: 2017-07-08

  • Moved most data to USAboundariesData. This improves loading time and permits more frequent updates to the user-facing package.
  • Added state plane projections table and functions (@jfbratt). Now users can get an appropriate projection for a state.
  • Converted all boundary objects to sf objects.
  • Updated all contemporary census boundaries from the 2014 to the 2016 versions.
  • Added zipcode tabulation area centroids.
  • Added historical city populations compiled by Erik Steiner at CESTA/Stanford University.

USAboundaries 0.2.0

CRAN release: 2016-01-04

  • Added contemporary boundaries for states, counties, and congressional districts.
  • Import many fewer packages. The us_boundaries() function no longer has an option to return a fortified data frame. It is assumed that users will convert the SpatialPolygonsDataFrame objects to whatever format they need.
  • High resolution data is now available in the USAboundariesData package.

USAboundaries 0.1.1

CRAN release: 2014-12-24

  • Fix to as requested by CRAN.

USAboundaries 0.1

CRAN release: 2014-11-25

  • Initial release.
  • us_boundaries() returns an sp object or a data frame which can be plotted.