tigris: Load Census TIGER/Line Shapefiles into R

CRAN: http://cran.r-project.org/web/packages/tigris/index.html
GitHub: https://github.com/walkerke/tigris

> library(tigris)


Attaching package: 'tigris'

The following objects are masked from 'package:igraph':

    %>%, blocks

The following object is masked from 'package:graphics':

    plot

バージョン: 0.2.2

関数名	概略
`alaska_native_regional_corporations`	Download an Alaska Native Regional Corporation shapefile into R.
`area_water`	Download an area water shapefile into R
`block_groups`	Download a Census block groups shapefile into R, and optionally subset by county
`blocks`	Download a Census block shapefile into R
`coastline`	Download a shapefile of the US coastline into R
`combined_statistical_areas`	Download a combined statistical areas shapefile into R
`congressional_districts`	Download a congressional districts shapefile for the 114th Congress into R
`core_based_statistical_areas`	Download a core-based statistical area shapefile into R
`counties`	Download a US Counties shapefile into R, and optionally subset by state
`divisions`	Download a US Census divisions cartographic boundary shapefile into R
`filter_place`	Filter a 'places' Spatial object for only those places matching the contents of the 'place' vector.
`filter_state`	Filter a 'states' Spatial object for only those states matching the contents of the 'state' vector.
`fips_codes`	Dataset with FIPS codes for US states and counties
`geo_join`	Easily merge a data frame to a spatial data frame
`grep_place`	Find places matching a term in a 'places' object
`grep_state`	Find states matching a term in a 'state' object
`is_tigris`	Returns 'TRUE' if 'obj' has a 'tigris' attribute
`landmarks`	Download a point or area landmarks shapefile into R
`linear_water`	Download an linear water shapefile into R
`list_counties`	Return a data frame of county names & FIPS codes for a given state
`list_places`	Return a list of all the places in a 'places' object
`list_states`	Return a list of all the states in a 'state' object
`lookup_code`	Look up state and county codes
`metro_divisions`	Download a metropolitan divisions shapefile into R.
`military`	Download the Military Installation National Shapefile into R
`nation`	Download a US national boundary shapefile into R
`native_areas`	Download an American Indian / Alaska Native / Native Hawaiian Areas shapefile into R.
`new_england`	Download a New England City and Town Area shapefile into R
`places`	Download a Census-designated places shapefile into R
`primary_roads`	Download a national primary roads shapefile into R
`primary_secondary_roads`	Download a primary & secondary roads shapefile into R
`pumas`	Download a Public Use Microdata Area (PUMA) shapefile into R
`rails`	Download a national rails shapefile into R
`rbind_tigris`	Row-bind 'tigris' Spatial objects
`regions`	Download a US regions cartographic boundary shapefile into R
`roads`	Download a roads shapefile into R
`school_districts`	Download a school district shapefile into R
`state_legislative_districts`	Download a state legislative districts shapefile into R - upper or lower
`states`	Download shapefile for all states into R
`tigris`	Download and use U.S. Census TIGER shapefiles in R
`tigris-exports`	tigris exported operators
`tigris_type`	Get the type of 'tigris' object 'obj' is
`tracts`	Download a Census tracts shapefile into R, and optionally subset by county
`tribal_block_groups`	Download a Tribal block groups shapefile into R.
`tribal_census_tracts`	Download a Tribal Census tract shapefile into R.
`tribal_subdivisions_national`	Download an American Indian Tribal Subdivision National shapefile into R.
`urban_areas`	Download an urban areas shapefile into R
`voting_districts`	Download a voting districts shapefile (2012 TIGER/Line) into R
`zctas`	Download a Zip Code Tabulation Area (ZCTA) shapefile into R