St. Johns County Fast Facts 2027
Population, schools, housing, income, demographics and the numbers behind one of Florida's fastest-growing counties.
Latest available data • Updated September 2026St. Johns County by the numbers
St. Johns County continues to combine rapid population growth with high household income, high homeownership, strong educational attainment and some of Florida's highest-performing public schools.
St. Johns County has grown dramatically
The county grew from 190,039 residents in 2010 to an estimated 346,328 in 2025 — an increase of more than 156,000 people.
How does St. Johns County compare?
St. Johns County households earn substantially more than the Florida median, residents have higher educational attainment and the poverty rate is less than half the statewide rate.
Median Household Income
Bachelor's Degree or Higher
Population Growth Since 2020
Poverty Rate
Among Florida's highest-performing schools
Public education remains one of St. Johns County's most notable statistical advantages.
St. Johns County School District ranked No. 1
The district earned an A grade and 910 total accountability points for 2026 — the highest total among Florida's 67 districts.
College Readiness
More School Fast Facts
Housing & homeownership
Housing costs are high by Florida standards, but homeownership remains one of the defining characteristics of St. Johns County.
Who lives in St. Johns County?
St. Johns County has substantial populations at both ends of the age spectrum — families with children as well as residents age 65 and older.
People & Households
Race & Ethnicity
St. Johns County “Best Of”
Independent 2026 Niche rankings place St. Johns County among the highest-rated counties in Florida and the nation.
More St. Johns County fast facts
St. Johns County stretches along 42 miles of Atlantic Ocean coastline.
The city predates Jamestown by 42 years.
Census land-area measurement for St. Johns County.
Census business data for 2023.
About these statistics
Primary sources: U.S. Census Bureau QuickFacts and American Community Survey; St. Johns County School District; St. Johns County Government; City of St. Augustine; and 2026 Niche rankings.
Ranking note: Niche rankings are independent third-party rankings and are labeled separately from official Florida Department of Education and St. Johns County School District performance data.