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St. Marks city, Florida Demographics & Population 2026

As of 2026, St. Marks city, Florida has a total population of 273, the 897th largest city in Florida, with a median household income of $57,083, which is 20% lower than the state average. The poverty rate is 12.4%.

Key Takeaways

St. Marks city Quick Facts

Population 273
Median Household Income $57,083
Median Home Value $270,800
Poverty Rate 12.4%
Unemployment Rate 0.0%
Median Age 60.8 years
Homeownership Rate 79.6%
Affordability Ratio 4.7x
Bachelor's Degree or Higher 3.5%
High School Graduation Rate 90.4%
Diversity Index 4/100
Population 273 897th of 953
Median Income $57,083 bottom 30%
Poverty Rate 12.4% about average national
Median Home Value $270,800 average

How St. Marks city Compares

Economy & Housing

Employment

0.0% Unemployment Rate State: 4.8% | National: 5.2%
31.2% Labor Force Participation

Housing Overview

Owner 79.6%
Renter 20.4%
Affordability Index Moderate
4.7x home value to income ratio

People & Demographics

Diversity Index

4out of 100
Very Low Diversity

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

State average: 64 | National average: 60

Education

St. Marks city Rankings in Florida

#897 Population of 953
#646 Median Income of 953
#925 Education of 953
#519 Home Value of 953

Cities Similar to St. Marks city

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Raiford town286N/A$101,9006.7%26.9%
Trilby CDP302N/A$404,80054.9%7.0%
Westville town277$68,056$106,30010.9%13.6%
Nobleton CDP246N/A$144,4008.8%24.0%
Brooker town266$70,556$179,70018.6%5.3%

Population Overview

St. Marks city is a small community located in Florida. The total population is 273. It ranks as the 897th most populous out of 953 cities and towns in Florida.

Age Demographics

The median age in St. Marks city is 60.8 years. This is 43% higher than the state median of 42.6 years. Only 1.5% of residents are under 18, indicating fewer families with children. 20.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in St. Marks city is $57,083. This is 20% lower than the state median of $71,711. Compared to the national median of $78,538, household income here is 27% lower. The poverty rate stands at 12.4%. This is 1% lower than the state poverty rate of 12.6%. The unemployment rate is 0.0%. This is 100% lower than the state rate of 4.8%. The median home value is $270,800. Housing costs are 17% lower than the state median of $325,000. The home-value-to-income ratio is 4.7x. 79.6% of occupied housing units are owner-occupied. This homeownership rate is 18% higher than the state average of 67.3%.

Race & Ethnicity

St. Marks city has a predominantly White (non-Hispanic) population, comprising 97.8% of all residents. The White (non-Hispanic) population is significantly higher than the state average (97.8% vs 51.4%).

Education

3.5% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 90% lower than the state rate of 33.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.4%.

Data Sources & Methodology

All demographic data for St. Marks city, Florida is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Florida state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 953 Census-designated places in Florida. For official data, visit data.census.gov.

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Frequently Asked Questions

What is the population of St. Marks city, Florida?

St. Marks city, Florida has a population of 273 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in St. Marks city, FL?

The median household income in St. Marks city is $57,083, which is 27% lower the national median of $78,538.

What is the poverty rate in St. Marks city, FL?

The poverty rate in St. Marks city is 12.4%. This means approximately 34 residents live below the federal poverty line.

What is the racial makeup of St. Marks city, Florida?

St. Marks city's population is 97.8% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.

What is the median home value in St. Marks city, FL?

The median home value in St. Marks city is $270,800. The home-value-to-income ratio is 4.7x.

How educated is St. Marks city, Florida?

3.5% of adults (25+) in St. Marks city hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.