St. Lucie County, FL Demographics

The total population of St. Lucie County is estimated to be 334,682 with 164,702 males (49.21%) and 169,980 females (50.79%). There are 5,278 more females than males in St. Lucie County.
The median household income in St. Lucie County was $64,646 in 2021, which marked an an increase of 2,055(3.28%) from $62,591 in 2020. This income is 86.65% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, St. Lucie County sees its highest median household income among householders in the age group of 45 to 64 years old, at $72,792. Overall, the median household income for the county of St. Lucie County stands at $62,705.
In St. Lucie County, the median income for all workers aged 15 years and older, regardless of work hours, was $40,606 for males and $26,090 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $51,980 for males and $45,033 for females.
In St. Lucie County, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, Native Hawaiian and Other Pacific Islander households have the highest median household income at $170,685, while Black or African American households represent the opposite end with the lowest median household income of $55,835.
In 2022, the population of St. Lucie County was 358,704, a 4.19% increase year-by-year from 2021. Previously, in 2021, St. Lucie County's population was 344,283, an increase of 3.88% compared to a population of 331,428 in 2020.
The median age in St. Lucie County, FL is 45.3, as per 2021 ACS 5-Year Estimates. Of the total population, 16.37% were under the age of 15, 16.36% aged 15 to 29, 43.30% aged 30 to 64, 21.43% aged 65 to 84, and 2.54% were 85 years of age and older.
Racial distribution of St. Lucie County population: 66.45% are White, 20.42% are Black or African American, 0.31% are American Indian and Alaska Native, 2.02% are Asian, 0.05% are Native Hawaiian and other Pacific Islander, 3.19% are some other race and 7.55% are multiracial.