Cudjoe Key, Florida Demographics & Population 2026
During the 2020–2024 ACS period, Cudjoe Key, Florida had a total population of 2,492, the 638th largest community in Florida, with a median household income of $87,500, which is 17% higher than the state average. The poverty rate is 8.6%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Housing affordability is a challenge — homes cost 9.8x the median household income.
- Near full employment with an unemployment rate of just 2.5%.
Cudjoe Key Quick Facts
How Cudjoe 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 | 2,478 | 2,492 | +0.6% |
| Median household income | $84,890 | $87,500 | +3.1% |
| Median home value | $707,700 | $857,400 | +21.2% |
How Cudjoe 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
A less diverse community where one racial or ethnic group represents a large majority.
State average: 65 | National average: 61
Education
Educational Attainment (Adults 25+)
Cudjoe 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 |
| Big Coppitt Key | 3,109 | $105,139 | 4.7% | $534,500 |
| 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 Cudjoe Key
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Holley | 2,487 | $104,565 | $415,300 | 25.8% | 8.5% |
| Silver Lake | 2,350 | $78,601 | $421,600 | 33.7% | 5.1% |
| Astatula | 2,559 | $72,063 | $257,300 | 15.3% | 13.6% |
| Lake Mack-Forest Hills | 2,200 | N/A | $138,800 | 9.9% | 20.4% |
| Island Walk | 2,722 | $81,103 | $667,900 | 52.1% | 4.7% |
Population Overview
Cudjoe Key is a small community located in Florida, within Monroe County. The total population is 2,492. It ranks as the 638th most populous out of 955 Census-designated places in Florida.
Age Demographics
The median age in Cudjoe Key is 54.4 years. This is 28% higher than the state median of 42.6 years. Only 13.2% of residents are under 18, indicating fewer families with children. 14.3% 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 Cudjoe Key is $87,500. This is 17% higher than the state median of $74,568. It is also 8% higher than the national median of $80,734. The poverty rate stands at 8.6%. This is 31% lower than the state poverty rate of 12.6%. The unemployment rate is 2.5%. This is 49% lower than the state rate of 4.8%. The median home value is $857,400. Housing costs are 139% higher than the state median of $359,000. The home-value-to-income ratio of 9.8x suggests that housing affordability is a significant concern for many residents. 79.2% of occupied housing units are owner-occupied. This homeownership rate is 17% higher than the state average of 67.6%.
Race & Ethnicity
The largest racial or ethnic group in Cudjoe Key is White (non-Hispanic), making up 84.6% of the population. Hispanic or Latino residents account for 11.8%. The White (non-Hispanic) population is significantly higher than the state average (84.6% vs 50.4%). The Hispanic or Latino population (11.8%) is well below the state average of 27.4%. The Asian population (0.6%) is well below the state average of 2.9%.
Education
40.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 19% higher 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 96.5%. Notably, 16.6% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Cudjoe 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 Cudjoe Key, Florida?
Cudjoe Key, Florida has a population of 2,492 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Cudjoe Key, FL?
The median household income in Cudjoe Key is $87,500, which is 8% higher than the national median of $80,734.
What is the poverty rate in Cudjoe Key, FL?
The poverty rate in Cudjoe Key is 8.6%. This means approximately 215 residents live below the federal poverty line.
What is the racial makeup of Cudjoe Key, Florida?
Cudjoe Key's population is 84.6% White, 0.0% Black, 11.8% Hispanic/Latino, and 0.6% Asian.
What is the median home value in Cudjoe Key, FL?
The median home value in Cudjoe Key is $857,400. The home-value-to-income ratio is 9.8x.
How educated is Cudjoe Key, Florida?
40.6% of adults (25+) in Cudjoe Key hold a bachelor's degree or higher, and 16.6% hold a graduate or professional degree.