St. Lucie County, Florida Demographics 2026

Population Overview

St. Lucie County is located in Florida with a total population of 346,237. It is the 20th most populous county out of 67 in Florida.

Age Demographics

The median age in St. Lucie County is 45.3 years. This is 6% higher than the state median of 42.6 years. 10.9% 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 St. Lucie County is $69,027. This is 4% lower than the state median of $71,711. Compared to the national median of $78,538, household income here is 12% lower. The poverty rate stands at 11.6%. This is 8% lower than the state poverty rate of 12.6%. The unemployment rate is 5.8%. This is 21% higher than the state rate of 4.8%. The median home value is $305,800. Housing costs are 6% lower than the state median of $325,000. The home-value-to-income ratio is 4.4x. 77.6% of occupied housing units are owner-occupied. This homeownership rate is 15% higher than the state average of 67.3%.

Race & Ethnicity

The largest racial or ethnic group in St. Lucie County is White (non-Hispanic), making up 52.6% of the population. Hispanic or Latino residents account for 21.1%.

Education

25.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 24% lower 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 88.6%.