Green Harbor, Massachusetts Demographics & Population 2026
During the 2020–2024 ACS period, Green Harbor, Massachusetts had a total population of 1,314, the 216th largest community in Massachusetts, with a median household income of $203,159, which is 95% higher than the state average. The poverty rate is 7.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 95% above the state average — one of the wealthiest communities in Massachusetts.
Green Harbor Quick Facts
How Green Harbor 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 | 1,254 | 1,314 | +4.8% |
| Median household income | $195,930 | $203,159 | +3.7% |
| Median home value | $825,600 | $816,900 | -1.1% |
How Green Harbor 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+)
Green Harbor Rankings in Massachusetts
Explore Massachusetts Rankings
Other Cities in Plymouth County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Brockton | 105,386 | $80,115 | 13.5% | $437,500 |
| Bridgewater Town | 28,471 | $112,651 | 4.8% | $533,100 |
| Abington | 17,053 | $125,400 | 5.2% | $539,600 |
| Hull | 10,138 | $115,485 | 5.8% | $646,000 |
| Middleborough Center | 8,155 | $97,616 | 8.8% | $424,900 |
| Plymouth | 7,918 | $81,703 | 10.0% | $446,800 |
| North Scituate | 6,492 | $140,329 | 2.9% | $824,800 |
| Kingston | 5,910 | $150,886 | 4.9% | $589,900 |
| Scituate | 5,796 | $124,549 | 3.4% | $821,600 |
| The Pinehills | 5,282 | $122,798 | 3.5% | $693,100 |
Cities Similar to Green Harbor
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| West Chatham | 1,258 | N/A | $739,600 | 73.8% | 22.0% |
| Oak Bluffs | 1,184 | N/A | N/A | 35.8% | 3.7% |
| Marion Center | 1,335 | $150,700 | $708,600 | 50.3% | 13.5% |
| Housatonic | 1,113 | N/A | $437,000 | 52.3% | 16.8% |
| Onset | 1,380 | $137,997 | $408,300 | 28.6% | 4.8% |
Population Overview
Green Harbor is a small community located in Massachusetts, within Plymouth County. The total population is 1,314. It ranks as the 216th most populous out of 248 Census-designated places in Massachusetts.
Age Demographics
The median age in Green Harbor is 70.2 years. This is 76% higher than the state median of 40.0 years. Only 13.4% of residents are under 18, indicating fewer families with children. 13.7% 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 Green Harbor is $203,159. This is 95% higher than the state median of $103,960. It is also 152% higher than the national median of $80,734. The poverty rate stands at 7.8%. This is 23% lower than the state poverty rate of 10.0%. The unemployment rate is 3.0%. This is 41% lower than the state rate of 5.1%. The median home value is $816,900. Housing costs are 45% higher than the state median of $562,100. The home-value-to-income ratio is 4.0x. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 60% higher than the state average of 62.5%.
Race & Ethnicity
Every resident counted in Green Harbor was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.
Education
32.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 31% 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 70.2%.
Data Sources & Methodology
All demographic data for Green Harbor, 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 Green Harbor, Massachusetts?
Green Harbor, Massachusetts has a population of 1,314 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Green Harbor, MA?
The median household income in Green Harbor is $203,159, which is 152% higher than the national median of $80,734.
What is the poverty rate in Green Harbor, MA?
The poverty rate in Green Harbor is 7.8%. This means approximately 102 residents live below the federal poverty line.
What is the racial makeup of Green Harbor, Massachusetts?
Green Harbor's population is 100.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Green Harbor, MA?
The median home value in Green Harbor is $816,900. The home-value-to-income ratio is 4.0x.
How educated is Green Harbor, Massachusetts?
32.8% of adults (25+) in Green Harbor hold a bachelor's degree or higher, and 5.1% hold a graduate or professional degree.