Function reference
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citypop - Most populous city in each state (2010)
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countypop - Population estimates (2015), county level
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countypov - Poverty percentage estimates (2014), county level
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.east_north_central - East North Central census division
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.east_south_central - East South Central census division
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.mid_atlantic - Mid-Atlantic census division
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.midwest_region - Midwest census region
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.mountain - Mountain census division
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.new_england - New England census division
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.north_central_region - North-Central census region
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.northeast_region - Northeast census region
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.pacific - Pacific census division
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.south_atlantic - South Atlantic census division
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.south_region - South census region
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.west_north_central - West North Central census division
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.west_region - West census region
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.west_south_central - West South Central census division
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earthquakes - Earthquakes (2019)
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fips() - Retrieve FIPS code for either a US state or county
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fips_info() - Retrieve states or counties using FIPS codes
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map_with_data() - Join county or state level data to US map data
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plot_usmap() - Conveniently plot basic US map
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statepop - Population estimates (2015), state level
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statepov - Poverty percentage estimates (2014), state level
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us_map() - Retrieve US map data
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usmapusmap-package - usmap: US maps including Alaska and Hawaii
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usmap_crs() - usmap coordinate reference system
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usmap_transform() - Convert coordinate date frame to usmap projection