Data set on county populations, from the 2019 US Census.
county_censusA data frame with 3193 rows, one for each county (along with the 50 states and DC). Columns include:
Geographic summary level. Either 40 (state) or 50 (county).
Census Region code
Census Division code
State FIPS code.
County FIPS
Name of the state in which this county belongs.
County name, to help find counties by name.
Estimate of the county's resident population as of July 1, 2019.
Five-digit county FIPS codes. These are unique identifiers
used, for example, as the geo_values argument to covidcast_signal() to
request data from a specific county.
United States Census Bureau, at https://www2.census.gov/programs-surveys/popest/datasets/2010-2019/counties/totals/co-est2019-alldata.csv
Census Bureau documentation of all columns and their meaning: https://www2.census.gov/programs-surveys/popest/datasets/2010-2019/counties/totals/co-est2019-alldata.pdf, https://www.census.gov/data/tables/time-series/demo/popest/2010s-total-puerto-rico-municipios.html, and https://www.census.gov/data/tables/2010/dec/2010-island-areas.html