Big Coppitt Key, Florida Demographics & Population 2026
During the 2020–2024 ACS period, Big Coppitt Key, Florida had a total population of 3,109, the 588th largest community in Florida, with a median household income of $105,139, which is 41% higher than the state average. The poverty rate is 4.7%.
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 Florida.
- An exceptionally low poverty rate of 4.7% — among the lowest in Florida.
Big Coppitt Key Quick Facts
How Big Coppitt Key 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 | 3,333 | 3,109 | -6.7% |
| Median household income | $104,306 | $105,139 | +0.8% |
| Median home value | $590,700 | $534,500 | -9.5% |
How Big Coppitt Key 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
Moderate diversity with one or two groups making up the majority.
State average: 65 | National average: 61
Education
Educational Attainment (Adults 25+)
Big Coppitt Key Rankings in Florida
Explore Florida Rankings
Other Cities in Monroe County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Key West | 25,720 | $87,037 | 10.9% | $852,400 |
| Key Largo | 13,026 | $85,778 | 9.9% | $643,900 |
| Marathon | 9,914 | $89,355 | 13.4% | $725,800 |
| Islamorada | 7,068 | $87,222 | 6.9% | $919,600 |
| Big Pine Key | 4,258 | $110,134 | 10.7% | $637,000 |
| Stock Island | 4,162 | $65,515 | 11.5% | $517,500 |
| Cudjoe Key | 2,492 | $87,500 | 8.6% | $857,400 |
| Tavernier | 2,413 | $50,256 | 17.6% | $613,700 |
| North Key Largo | 1,808 | $149,605 | 28.1% | $2,000,000+ |
| Duck Key | 647 | $156,719 | 13.0% | $1,051,000 |
Cities Similar to Big Coppitt Key
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Indialantic | 3,065 | $104,184 | $604,200 | 69.0% | 10.2% |
| Melbourne Beach | 3,250 | $102,857 | $708,400 | 69.5% | 7.1% |
| Holmes Beach | 3,047 | $88,333 | $681,000 | 63.3% | 7.7% |
| Olga | 3,282 | $93,576 | $315,100 | 17.9% | 2.8% |
| Lake Helen | 2,918 | $116,250 | $441,200 | 27.6% | 6.9% |
Population Overview
Big Coppitt Key is a small community located in Florida, within Monroe County. The total population is 3,109. It ranks as the 588th most populous out of 955 Census-designated places in Florida.
Age Demographics
The median age in Big Coppitt Key is 42.8 years. This is about the same as the state median of 42.6 years.
Economy, Income & Housing
The median household income in Big Coppitt Key is $105,139. This is 41% higher than the state median of $74,568. It is also 30% higher than the national median of $80,734. The poverty rate stands at 4.7%. This is 63% lower than the state poverty rate of 12.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.8%. This is 20% lower than the state rate of 4.8%. The median home value is $534,500. Housing costs are 49% higher than the state median of $359,000. The home-value-to-income ratio is 5.1x. 62.9% of occupied housing units are owner-occupied. This homeownership rate is 7% lower than the state average of 67.6%.
Race & Ethnicity
The largest racial or ethnic group in Big Coppitt Key is White (non-Hispanic), making up 65.5% of the population. Hispanic or Latino residents account for 24.7%. The Black or African American population (5.5%) is well below the state average of 14.6%. The Asian population (0.9%) is well below the state average of 2.9%.
Education
23.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 30% lower than the state rate of 34.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.9%.
Data Sources & Methodology
All demographic data for Big Coppitt Key, Florida 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 Florida state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 955 Census-designated places in Florida. 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 Big Coppitt Key, Florida?
Big Coppitt Key, Florida has a population of 3,109 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Big Coppitt Key, FL?
The median household income in Big Coppitt Key is $105,139, which is 30% higher than the national median of $80,734.
What is the poverty rate in Big Coppitt Key, FL?
The poverty rate in Big Coppitt Key is 4.7%. This means approximately 144 residents live below the federal poverty line.
What is the racial makeup of Big Coppitt Key, Florida?
Big Coppitt Key's population is 65.5% White, 5.5% Black, 24.7% Hispanic/Latino, and 0.9% Asian.
What is the median home value in Big Coppitt Key, FL?
The median home value in Big Coppitt Key is $534,500. The home-value-to-income ratio is 5.1x.
How educated is Big Coppitt Key, Florida?
23.8% of adults (25+) in Big Coppitt Key hold a bachelor's degree or higher, and 6.8% hold a graduate or professional degree.