Greenwich, Connecticut Demographics & Population 2026
During the 2020–2024 ACS period, Greenwich, Connecticut had a total population of 14,792, the 30th largest community in Connecticut, with a median household income of $134,914, which is 41% higher than the state average. The poverty rate is 11.2%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 41% above the state average — one of the wealthiest communities in Connecticut.
- Housing affordability is a challenge — homes cost 11.2x the median household income.
- Unemployment rate of 8.1% is notably above the national average.
Greenwich Quick Facts
How Greenwich 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 | 14,528 | 14,792 | +1.8% |
| Median household income | $136,154 | $134,914 | -0.9% |
| Median home value | $1,486,100 | $1,515,700 | +2.0% |
How Greenwich 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 diverse community with significant representation from multiple racial and ethnic groups.
State average: 57 | National average: 61
Education
Educational Attainment (Adults 25+)
Greenwich Rankings in Connecticut
Explore Connecticut Rankings
Cities Similar to Greenwich
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Orange | 14,315 | $142,325 | $491,500 | 59.4% | 4.0% |
| Trumbull Center | 10,264 | $123,708 | $486,000 | 54.3% | 8.0% |
| Wallingford Center | 18,208 | $89,959 | $319,200 | 35.9% | 7.1% |
| Windsor Locks | 12,579 | $81,205 | $258,800 | 28.6% | 10.9% |
| Derby | 12,487 | $79,500 | $256,700 | 35.6% | 10.8% |
Population Overview
Greenwich is a small city located in Connecticut. The total population is 14,792. It ranks as the 30th most populous out of 214 Census-designated places in Connecticut.
Age Demographics
The median age in Greenwich is 43.9 years. This is 7% higher than the state median of 41.1 years.
Economy, Income & Housing
The median household income in Greenwich is $134,914. This is 41% higher than the state median of $95,781. It is also 67% higher than the national median of $80,734. The poverty rate stands at 11.2%. This is 12% higher than the state poverty rate of 10.0%. The unemployment rate is 8.1%. This is 45% higher than the state rate of 5.6%. The median home value is $1,515,700. Housing costs are 313% higher than the state median of $366,900. The home-value-to-income ratio of 11.2x suggests that housing affordability is a significant concern for many residents. 54.1% of occupied housing units are owner-occupied. This homeownership rate is 19% lower than the state average of 66.5%.
Race & Ethnicity
The largest racial or ethnic group in Greenwich is White (non-Hispanic), making up 63.4% of the population. Hispanic or Latino residents account for 16.1%. The Black or African American population (4.4%) is well below the state average of 9.8%.
Education
70.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 65% higher than the state rate of 42.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.2%. Notably, 36.4% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Greenwich, Connecticut 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 Connecticut state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 214 Census-designated places in Connecticut. 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 Greenwich, Connecticut?
Greenwich, Connecticut has a population of 14,792 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Greenwich, CT?
The median household income in Greenwich is $134,914, which is 67% higher than the national median of $80,734.
What is the poverty rate in Greenwich, CT?
The poverty rate in Greenwich is 11.2%. This means approximately 1,654 residents live below the federal poverty line.
What is the racial makeup of Greenwich, Connecticut?
Greenwich's population is 63.4% White, 4.4% Black, 16.1% Hispanic/Latino, and 6.1% Asian.
What is the median home value in Greenwich, CT?
The median home value in Greenwich is $1,515,700. The home-value-to-income ratio is 11.2x.
How educated is Greenwich, Connecticut?
70.3% of adults (25+) in Greenwich hold a bachelor's degree or higher, and 36.4% hold a graduate or professional degree.