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County · Florida

St. Lucie County

390,670Population
18.7 %Change since 2020
16,262Net migration
4.6 %Unemployment rate

Facts

Population
390,670 (2024)
Change since 2020
18.7 %
Net migration
16,262 (2023)
Unemployment rate
4.6 % (2025)
State
Florida
Population base, April 2020
329,224 (2020)
Births
3,724 (2023)
Births per 1,000 residents, 2023
9.5
Deaths
4,041 (2023)
Deaths per 1,000 residents, 2023
10.3
Natural change, 2023
-317
International migration
2,664 (2023)
Domestic migration
13,598 (2023)
Net migration per 1,000, 2023
41.6
Postal code
FL
FIPS code
12111

Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS

Unemployment rate, annual average

199020254.613.1
PeriodValue
20254.6 %
20243.9 %
20233.5 %
20223.5 %
20215.0 %
20208.0 %
20194.0 %
20184.4 %
20175.1 %
20165.7 %
20156.4 %
20148.3 %

Population estimates, 2020–2024

20202024390.7K331.5K
PeriodValue
2024390,670
2023376,186
2022359,882
2021344,300
2020331,461