St. Johns County, FL — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
292,243
Male
143,066
49.0%
Female
149,177
51.0%
Median Age
44.0 yrs
Avg Household Size
2.7
Foreign Born
9.1%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher34.8%
High School or Higher48.7%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
7.8%
Disability
0.0%
Non-English Home
3.5%
Married
49.8%
St. Johns County, FL has a population of 292,243 according to 2023 Census Bureau estimates. The median age is 44.0 years. The largest racial or ethnic group is White at 81.2% of the population. 34.8% of residents hold a bachelor's degree or higher. 9.1% of residents are foreign-born.