Key Largo CDP, Florida Demographics & Population 2026

Population Overview

Key Largo CDP is a small city located in Florida. The total population is 12,069. It ranks as the 304th most populous out of 953 cities and towns in Florida.

Age Demographics

The median age in Key Largo CDP is 51.2 years. This is 20% higher than the state median of 42.6 years. Only 14.1% of residents are under 18, indicating fewer families with children. 11.7% 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 Key Largo CDP is $78,906. This is 10% higher than the state median of $71,711. Compared to the national median of $78,538, household income here is about average. The poverty rate stands at 8.3%. This is 34% lower than the state poverty rate of 12.6%. The unemployment rate is 4.7%. This is 2% lower than the state rate of 4.8%. The median home value is $626,300. Housing costs are 93% higher than the state median of $325,000. The home-value-to-income ratio of 7.9x suggests that housing affordability is a significant concern for many residents. 76.2% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 67.3%.

Race & Ethnicity

The largest racial or ethnic group in Key Largo CDP is White (non-Hispanic), making up 66.5% of the population. Hispanic or Latino residents account for 29.2%. The Black or African American population (1.4%) is well below the state average of 14.8%. The Asian population (0.3%) is well below the state average of 2.8%.

Education

37.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 13% higher than the state rate of 33.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.0%.

Data Sources & Methodology

All demographic data for Key Largo CDP, Florida is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Florida state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 953 Census-designated places in Florida. For official data, visit data.census.gov.