South Yarmouth, Massachusetts Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of South Yarmouth, Massachusetts is 11,642 as of the 2023 American Community Survey, making it the 85th-largest city in Massachusetts. The median household income is $79,638, the median home value is $465,100, and the median age is 55.0.
11,642
Population
1674
People / sq mi
$79,638
Median Income
$465,100
Median Home Value
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South Yarmouth covers 7.0 sq mi of land at 1674 people per square mile.
About South Yarmouth, MA
Age is the most distinctive thing about South Yarmouth: a median age of 55.0, older than the national median. South Yarmouth is a city in Massachusetts with a population of 11,642.
The typical household here earns about $79,638, near the US median of $78,538. The poverty rate is 6.3%, below the national 12.4%. A typical home is worth $465,100, with typical rent around $1,665.
33.1% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. Home-based work is uncommon, at 4.6%, below the national 14.0%, and the average commute runs about 25 minutes each way.
The age structure shapes everything downstream in South Yarmouth — from housing demand to the mix of working-age earners reflected in the income figures above.
Race & Ethnicity
| White | 78.5% |
| Black or African American | 4.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.6% |
| Two or More Races | 0.0% |
Economy & Income
$79,638
Median Household Income
$50,085
Per Capita Income
6.3%
Poverty Rate
4.6%
Unemployment Rate
Housing
$465,100
Median Home Value
$1,665
Median Rent
77.9%
Owner-Occupied
Education
94.1%
High School+
33.1%
Bachelor's+
Commute
2.6%
Drive Alone
81.6%
Public Transit
4.6%
Work From Home
24.7 min
Avg Commute
Community Profile
19.8%
Foreign Born
80.7%
Non-English at Home
7.3%
Veterans
17.4%
With Disability
96.0%
Health Insurance
95.5%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 24.0% |
| Education, Health Care & Social Services | 13.5% |
| Finance, Insurance & Real Estate | 10.1% |
| Construction | 8.9% |
| Arts, Entertainment & Food Services | 7.0% |
| Information | 5.7% |
| Retail Trade | 3.5% |
| Manufacturing | 3.5% |
| Transportation & Warehousing | 0.9% |
| Public Administration | 0.8% |
| Agriculture & Mining | 0.8% |
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Frequently Asked Questions
South Yarmouth, Massachusetts has a population of 11,642 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 85th-largest city in Massachusetts.
The median household income in South Yarmouth, Massachusetts is $79,638, with 6.3% of residents living below the federal poverty level.
The median home value in South Yarmouth, Massachusetts is $465,100, with median monthly rent at $1,665 and a homeownership rate of 77.9%.
The median age in South Yarmouth, Massachusetts is 55.0 years. The population is 47.8% male and 52.2% female.
Where to stay in South Yarmouth
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.