States and Equivalent Entities are the primary governmental divisions of the United States. In addition to the 50 states, the Census Bureau treats the District of Columbia, Puerto Rico, American Samoa, the Commonwealth of the Northern Mariana Islands, Guam, and the U.S. Virgin Islands as the statistical equivalents of states for the purpose of data presentation.
states(cb = FALSE, resolution = "500k", year = NULL, ...)If cb is set to TRUE, download a generalized (1:500k) states file. Defaults to FALSE (the most detailed TIGER/Line file)
The resolution of the cartographic boundary file (if cb == TRUE). Defaults to '500k'; options include '5m' (1:5 million) and '20m' (1:20 million).
the year of the data download (defaults to 2017)
arguments to be passed to the underlying `load_tiger` function, which is not exported.
Options include class, which can be set to "sp" (the default) or "sf" to
request sp or sf class objects, and refresh, which specifies whether or
not to re-download shapefiles (defaults to FALSE).
https://www.census.gov/geo/reference/gtc/gtc_state.html
Other general area functions: block_groups,
blocks, counties,
county_subdivisions, places,
pumas, school_districts,
tracts, zctas
# NOT RUN {
library(tigris)
library(leaflet)
states <- states(cb = TRUE)
leaflet(states) %>%
addProviderTiles("CartoDB.Positron") %>%
addPolygons(fillColor = "white",
color = "black",
weight = 0.5) %>%
setView(-98.5795, 39.8282, zoom=3)
# }
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