List available counties for a state

List available counties for a state

Usage

listCounties(
  state_fips,
  year = 2024,
  csv_path = NULL,
  cache_dir = NULL,
  verbose = FALSE
)

Arguments

state_fips

Two-digit FIPS code for the state

year

Census year (2020-2024), default 2024

csv_path

Optional path to a previously downloaded census CSV file

cache_dir

Optional directory path for caching downloaded census files

verbose

Logical, if TRUE prints messages about data loading. Default is FALSE.

Value

Character vector of county names

Examples

# Use the included example data
utah_counties <- listCounties(
  state_fips = "49", 
  year = 2024,
  csv_path = getCensusDataPath()
)

# \donttest{
# Download from web (requires internet)
utah_counties_web <- listCounties(state_fips = "49", year = 2024)

# With caching
utah_counties_cached <- listCounties(state_fips = "49", cache_dir = "~/census_cache")
# }