Dennis Port, Massachusetts Demographics & Population 2026
During the 2020–2024 ACS period, Dennis Port, Massachusetts had a total population of 3,691, the 141st largest community in Massachusetts, with a median household income of $70,094, which is 33% lower than the state average. The poverty rate is 12.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 33% below the state average, indicating significant economic challenges.
- Housing affordability is a challenge — homes cost 7.5x the median household income.
- Unemployment rate of 9.6% is notably above the national average.
Dennis Port Quick Facts
How Dennis Port Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 3,439 | 3,691 | +7.3% |
| Median household income | $61,974 | $70,094 | +13.1% |
| Median home value | $450,500 | $523,900 | +16.3% |
How Dennis Port Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 53 | National average: 61
Education
Educational Attainment (Adults 25+)
Dennis Port Rankings in Massachusetts
Explore Massachusetts Rankings
Other Cities in Barnstable County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Barnstable Town | 49,568 | $91,982 | 7.4% | $602,500 |
| South Yarmouth | 11,552 | $82,188 | 11.6% | $541,700 |
| East Falmouth | 6,245 | $81,464 | 8.6% | $593,000 |
| West Yarmouth | 6,194 | $65,841 | 9.1% | $494,600 |
| Yarmouth Port | 5,961 | $110,304 | 7.7% | $604,900 |
| East Harwich | 5,654 | $111,508 | 1.7% | $638,900 |
| Sagamore | 4,072 | $108,315 | 2.5% | $575,700 |
| Falmouth | 3,954 | $68,227 | 21.8% | $837,900 |
| Northwest Harwich | 3,932 | $107,730 | 7.5% | $665,100 |
| East Sandwich | 3,864 | $115,000 | 11.5% | $689,000 |
Cities Similar to Dennis Port
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Falmouth | 3,954 | $68,227 | $837,900 | 58.9% | 21.8% |
| Wilbraham | 3,679 | $92,188 | $400,300 | 45.8% | 10.4% |
| Wareham Center | 3,635 | $91,936 | $425,700 | 20.8% | 5.1% |
| Monument Beach | 3,277 | $77,167 | $559,900 | 45.7% | 6.2% |
| Orange | 3,737 | $48,115 | $231,400 | 12.8% | 25.2% |
Population Overview
Dennis Port is a small community located in Massachusetts, within Barnstable County. The total population is 3,691. It ranks as the 141st most populous out of 248 Census-designated places in Massachusetts.
Age Demographics
The median age in Dennis Port is 58.0 years. This is 45% higher than the state median of 40.0 years. Only 9.4% of residents are under 18, indicating fewer families with children. 10.6% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Dennis Port is $70,094. This is 33% lower than the state median of $103,960. It is also 13% lower than the national median of $80,734. The poverty rate stands at 12.7%. This is 27% higher than the state poverty rate of 10.0%. The unemployment rate is 9.6%. This is 86% higher than the state rate of 5.1%. The median home value is $523,900. Housing costs are 7% lower than the state median of $562,100. The home-value-to-income ratio of 7.5x suggests that housing affordability is a significant concern for many residents. 68.7% of occupied housing units are owner-occupied. This homeownership rate is 10% higher than the state average of 62.5%.
Race & Ethnicity
The largest racial or ethnic group in Dennis Port is White (non-Hispanic), making up 78.3% of the population. Hispanic or Latino residents account for 8.9%. The Asian population (1.0%) is well below the state average of 7.2%.
Education
38.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 18% lower than the state rate of 47.3%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.2%. Notably, 15.6% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Dennis Port, Massachusetts is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Massachusetts state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 248 Census-designated places in Massachusetts. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Dennis Port, Massachusetts?
Dennis Port, Massachusetts has a population of 3,691 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Dennis Port, MA?
The median household income in Dennis Port is $70,094, which is 13% lower than the national median of $80,734.
What is the poverty rate in Dennis Port, MA?
The poverty rate in Dennis Port is 12.7%. This means approximately 470 residents live below the federal poverty line.
What is the racial makeup of Dennis Port, Massachusetts?
Dennis Port's population is 78.3% White, 3.5% Black, 8.9% Hispanic/Latino, and 1.0% Asian.
What is the median home value in Dennis Port, MA?
The median home value in Dennis Port is $523,900. The home-value-to-income ratio is 7.5x.
How educated is Dennis Port, Massachusetts?
38.6% of adults (25+) in Dennis Port hold a bachelor's degree or higher, and 15.6% hold a graduate or professional degree.