St. Johns County, Florida Demographics 2026

Demographic data: ACS 2020–2024 five-year estimates. Sources and methodology

St. Johns County, Florida has a population of 306,934, the 22nd most populous county in Florida. The median household income is $109,839 and the median home value is $489,200. The poverty rate is 6.5%.

St. Johns County Quick Facts

Population 306,934

Median Household Income $109,83990% MOE ±$3,407

Median Home Value $489,20090% MOE ±$7,570

Poverty Rate 6.5%90% MOE ±0.7 pts

Unemployment Rate 3.3%90% MOE ±0.5 pts

Median Age 44.2 years90% MOE ±0.3 years

Homeownership Rate 82.2%90% MOE ±1.1 pts

Affordability Ratio 4.5x

Bachelor's Degree+ 50.9%90% MOE ±1.4 pts

Adults 25+ with high school education or higher 95.8%

Cities/Places 15

Population 306,934 22nd of 67

Median Income $109,839 47% higher than state

Poverty Rate 6.5%

Unemployment 3.3%

How St. Johns County Changed

Change from the non-overlapping 2015–2019 ACS period to 2020–2024. Earlier dollar figures are adjusted to 2024 dollars; changes marked “no clear change” are within the combined 90% margins of error.

Metric	2015–2019	2020–2024	Change
Population	244,674	306,934	+25.4%
Median household income	$101,228	$109,839	+8.5%
Median home value¹	$374,997	$489,200	+30.5%
Median gross rent	$1,615	$1,922	+19.0%

¹ The Census Bureau changed its home-value inflation adjustment beginning with the 2022 ACS; interpret that comparison with additional caution.

Median Household Income

St. Johns

$109,839

$74,568

National

$80,734

Median Home Value

St. Johns

$489,200

$359,000

National

$332,700

Economy & Housing

Household Income Distribution

Under $25K 8.8%

$25K-$50K 11.4%

$50K-$100K 25.6%

$100K+ 54.2%

Detailed income brackets

Under $10K

3.4%

$10K-$15K

1.4%

$15K-$20K

2.0%

$20K-$25K

2.0%

$25K-$30K

1.8%

$30K-$35K

1.8%

$35K-$40K

2.7%

$40K-$45K

2.9%

$45K-$50K

2.2%

$50K-$60K

5.3%

$60K-$75K

8.7%

$75K-$100K

11.6%

$100K-$125K

9.8%

$125K-$150K

8.6%

$150K-$200K

13.1%

$200K+

22.7%

Employment

3.3% Unemployment Rate State: 4.8%|National: 5.2%

60.6% Labor Force Participation

Housing Overview

Owner 82.2%

Renter 17.8%

Affordability Index Moderate

4.5x home value to income ratio

Median gross rent $1,922/mo 21.0% of median household income annually

People & Demographics

Age Distribution

Under 18

21.6%

18-34

15.7%

35-54

27.7%

55-74

26.4%

75+

8.6%

Race & Ethnicity

Diversity Index

Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 65 | National average: 61

Education

Educational Attainment (Adults 25+)

Cities & Places in St. Johns County

City	Population	Median Income	Poverty	Home Value
Fruit Cove	35,877	$141,863	2.7%	$484,000
Nocatee	27,442	$141,868	6.2%	$648,800
World Golf Village	26,077	$117,212	5.3%	$477,000
Palm Valley	19,796	$116,625	4.2%	$690,800
St. Augustine	15,351	$78,151	14.1%	$439,800
St. Augustine Shores	9,462	$73,688	5.0%	$339,300
St. Augustine Beach	6,860	$100,802	8.1%	$634,400
Sawgrass	4,929	$122,500	7.8%	$888,500
St. Augustine South	4,714	$75,996	1.8%	$347,400
Butler Beach	4,610	$76,689	10.1%	$493,100
Flagler Estates	4,321	$75,957	11.4%	$213,300
Vilano Beach	2,188	$120,750	5.4%	$648,900
Crescent Beach	809	$146,042	0.0%	$664,600
Hastings	432	N/A	74.5%	$108,800
Marineland	13	N/A	0.0%	N/A

Explore Florida Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

St. Johns County is located in Florida with a total population of 306,934. It is the 22nd most populous county out of 67 in Florida. The county encompasses 15 Census-designated places.

Age Demographics

The median age in St. Johns County is 44.2 years. This is 4% higher than the state median of 42.6 years.

Economy, Income & Housing

The median household income in St. Johns County is $109,839. This is 47% higher than the state median of $74,568. It is also 36% higher than the national median of $80,734. The poverty rate stands at 6.5%. This is 48% lower than the state poverty rate of 12.6%. The unemployment rate is 3.3%. This is 31% lower than the state rate of 4.8%. The median home value is $489,200. Housing costs are 36% higher than the state median of $359,000. The home-value-to-income ratio is 4.5x. 82.2% of occupied housing units are owner-occupied. This homeownership rate is 22% higher than the state average of 67.6%.

Race & Ethnicity

The largest racial or ethnic group in St. Johns County is White (non-Hispanic), making up 77.4% of the population. Hispanic or Latino residents account for 9.1%. The White (non-Hispanic) population is significantly higher than the state average (77.4% vs 50.4%). The Black or African American population (4.9%) is well below the state average of 14.6%. The Hispanic or Latino population (9.1%) is well below the state average of 27.4%.

Education

50.9% of residents aged 25 and older hold a bachelor's degree or higher. This places St. Johns County in the top 10% of all counties in the state for educational attainment. This is 49% higher than the state rate of 34.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.8%. Notably, 19.4% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All figures for St. Johns County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Florida and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of St. Johns County, Florida?

St. Johns County has a population of 306,934, making it the 22nd most populous county in Florida.

What is the median income in St. Johns County?

The median household income in St. Johns County is $109,839 with a poverty rate of 6.5%.

How many cities are in St. Johns County, Florida?

St. Johns County contains 15 Census-designated places.