County boundaries downloaded from the U.S. Census Bureau with the tigris::counties function. Counties in the Baltimore–Columbia–Towson Metropolitan Statistical Area (MSA) include Baltimore City, Baltimore County, Carroll County, Anne Arundel County, Howard County, Queen Anne's County, and Harford County. Counties in the DC-VA-MD-WV Metropolitan Statistical Area (MSA) include Montgomery, Frederick, Prince George's, Charles, and Calvert counties. Regions are based on this resource from Visit Maryland https://www.visitmaryland.org/info/maryland-regions. Updated 2024-10-29.
Format
A data frame with 24 rows and 18 variables:
statefpState FIPS code for Maryland
countyfpCounty FIPS code
countynsCounty GNIS code
geoidUnique county FIPS code (concatenation of state and county FIPS codes)
nameCounty name
namelsadConcatenated variable length geographic area name and legal/statistical area description (LSAD)
lsadLegal/statistical area description (LSAD)
classfpFIPS class code
mtfccMAF/TIGER Feature Class Code (MTFCC)
csafpCombined statistical area code
cbsafpMetropolitan statistical area/micropolitan statistical area code
metdivfpMetropolitan division code
funcstatFunctional status
alandLand area (square meters)
awaterWater area (square meters)
intptlatLatitude of the internal point
intptlonLongitude of the internal point
regionRegion of the state
geometryMultipolygon with the county boundary