Community & Data
Demographics
A Portrait of Somerset
Somerset packs 18,303 people into 7.9 square miles on the west bank of the Taunton River, which works out to about 2,317 residents per square mile, and it is an older and more settled town than most: about one resident in four is 65 or over, and fewer than one in five is under 18. Five in six of its homes are owner-occupied, households average 2.5 people, and about one resident in sixteen was born outside the United States. Figures below are 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): 18,303
- Households: 7,352
- Persons per household: 2.5
- Foreign-born: 6.3% of residents
- Age 65 and over: 24.8%
- Under 18: 19.2%
- Land area: 7.9 square miles
- Water area: 4.0 square miles
Race & Ethnicity
- White: 92.6%
- Asian: 2.4%
- Black or African American: 0.4%
- Hispanic or Latino (any race): 1.9%
- Two or more races: 4.6%
- Speak a language other than English at home: 9.6%
Economy & Housing
- Median household income: $111,720
- Poverty rate: 5.0%
- Median home value: $389,400
- Median gross rent: $1,313
- Homeownership: 84.4% of units
- In the labor force: 63.6%
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, Somerset’s largest bloc by far is voters who choose no party at all. The Town Clerk counted 15,209 registered voters at the April 13, 2026 town election, so the number moves between snapshots.
- Total registered: 14,730
- Unenrolled (no party): 9,639 (65.44%)
- Democrats: 3,379 (22.94%)
- Republicans: 1,545 (10.49%)
Sources
See how Somerset fits into the broader Commonwealth.