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A dataset containing geographic identifiers, administrative classifications, land and water area, population counts, housing units, and related attributes for all cities and towns in Massachusetts, primarily based on the 2020 U.S. Census and TIGER/MAF products. See link

Format

A shapefile with one row per Massachusetts city or town and the following variables:

STATEFP

Character. 2020 Census state FIPS code.

COUNTYFP

Character. 2020 Census county FIPS code.

COUSUBFP

Character. 2020 Census county subdivision FIPS code.

COUSUBNS

Character. 2020 Census ANSI feature code for the county subdivision.

GEOID

Character. 2020 Census county subdivision identifier (STATEFP + COUNTYFP + COUSUBFP).

NAMELSAD

Character. Name and translated legal/statistical area description for the county subdivision.

LSAD

Character. Legal/statistical area description code for the county subdivision.

CLASSFP

Character. 2020 Census FIPS class code.

MTFCC

Character. MAF/TIGER Feature Class Code (G4040).

CNECTAFP

Character. 2020 Census combined New England city and town area code.

NECTAFP

Character. 2020 Census New England city and town area code.

NCTADVFP

Character. 2020 Census New England city and town area division code.

FUNCSTAT

Character. 2020 Census functional status.

ALAND

Numeric. 2020 Census land area in square meters.

AWATER

Numeric. 2020 Census water area in square meters.

INTPTLAT

Character. Latitude of the internal point (2020 Census).

INTPTLON

Character. Longitude of the internal point (2020 Census).

TOWN20

Character. Official name of the city or town.

TOWN_ID

Integer. Town ID assigned to the official town name.

FIPS_STCO

Integer. Federal Information Processing Standard (state/county) code.

COUNTY20

Character. Name of the county in which the town is located.

TYPE

Character. Municipality type: C = City; T = Town; TC = Town with city form of government.

FOURCOLOR

Integer. Four-color shading code (1–4) such that no adjacent towns share the same code.

AREA_ACRES

Numeric. Area of the town in acres.

SQ_MILES

Numeric. Area of the town in square miles.

Shape_Length

Numeric. Perimeter of the town in meters.

Shape_Area

Numeric. Area of the town in square meters.

POP1960

Integer. U.S. Census population in 1960.

POP1970

Integer. U.S. Census population in 1970.

POP1980

Integer. U.S. Census population in 1980.

POP1990

Integer. U.S. Census population in 1990.

POP2000

Integer. U.S. Census population in 2000.

POP2010

Integer. U.S. Census population in 2010.

POP2020

Integer. 2020 Census population count (PL 94-171 redistricting data).

POPCH10_20

Integer. Change in population from 2010 to 2020.

HOUSING20

Integer. 2020 Census count of housing units (PL 94-171).

Source

U.S. Census Bureau, 2020 Decennial Census; TIGER/MAF geographic products.

Details

This dataset is typically used for environmental exposure assessment and can be joined to town-level geographic or demographic datasets using TOWN20.