Community & Data
Demographics
A Portrait of Westport
Westport spreads 16,339 people across roughly 50 square miles of land, which works out to about 328 residents per square mile and makes it one of the least crowded towns in Bristol County. It is also an older town than most: about one resident in four is 65 or over, and 16.5% are under 18. Eighty-four percent of its homes are owner-occupied, households average 2.4 people, and about one resident in ten was born outside the United States. Figures below come from the U.S. Census Bureau and the Secretary of the Commonwealth. Follow the source links for the latest.
Key Figures
Sources: US Census Bureau (data.census.gov).
Population & Households
- Population (2020 Census): 16,339
- Households: 6,776
- Persons per household: 2.4
- Foreign-born: 10.5% of residents
- Age 65 and over: 25.6%
- Under 18: 16.5%
- Land area: 49.82 square miles
- Veterans: 7.6% of residents
Race & Ethnicity
- White: 94.7%
- Asian: 0.6%
- Black or African American: 0.0%
- Hispanic or Latino (any race): 1.5%
- Two or more races: 3.0%
- Speak a language other than English at home: 15.5%
Economy & Housing
- Median household income: $100,703
- Poverty rate: 6.0%
- Median home value: $483,800
- Median gross rent: $1,305
- Homeownership: 84.0% of units
- In the labor force: 63.7%
Registered Voters
Massachusetts publishes voter-registration counts by town through the Secretary of the Commonwealth; the counts below are the state’s enrollment snapshot from February 1, 2025. As in most of the state, Westport’s largest bloc by far is voters who choose no party at all, and in Massachusetts those voters can still take either party’s ballot in a primary.
The town votes in five precincts, A through E. At the Annual Town Election of April 14, 2026 they returned 220, 626, 235, 292 and 474 ballots, for a town total of 1,847.
- Total registered: 14,655
- Unenrolled (no party): 9,350 (63.80%)
- Democrats: 3,323 (22.67%)
- Republicans: 1,788 (12.20%)
- Political designations: 194 (1.32%)
- Ballots cast, April 2026 town election: 1,847
Sources
See how Westport fits into the broader Commonwealth.