St. Marks, FL
Population 273 · Florida
About St. Marks, FL
St. Marks is a small community in Florida with a population of 273 residents. The median household income is $57,083 per year, which is near the national average. The median age in St. Marks is 60.8 years.
Housing in St. Marks has a median home value of $270,800 and median monthly rent of $980. Of the 195 total housing units, the majority are owner-occupied, with 109 owner-occupied and 28 renter-occupied units.
The unemployment rate in St. Marks is 0.0% and the poverty rate is 12.5%. 3.5% of residents hold a bachelor's degree or higher. The average commute time is 37.8 minutes.
Cost of Living in St. Marks, FL
Compared to national averages, St. Marks has a median household income of $57,083 (24% below the national median of $75,149). Home values average $270,800, which is 11% above the national median. Monthly rent at $980 is 16% below the US average of $1,163. Within Florida, St. Marks's income is 25% below the state average of $75,893, and home values are 23% below the state median of $353,675.
Why Live in St. Marks, FL?
St. Marks offers rent that’s lower than the national average at $980/month, and a strong job market with an unemployment rate of just 0.0%.
Potential considerations include median household income ($57,083) that falls below the national average. However, St. Marks’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
St. Marks has a population of 273 with a median age of 60.8 years. Compare St. Marks with other cities to see how it stacks up, or explore all cities in Florida.
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Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about St. Marks
What is the population of St. Marks, FL?
The population of St. Marks, FL is 273 according to the latest Census data.
What is the median household income in St. Marks?
The median household income in St. Marks, FL is $57,083 per year.
What is the median home value in St. Marks?
The median home value in St. Marks, FL is $270,800.
What is the average rent in St. Marks?
The median monthly rent in St. Marks, FL is $980.
What is the unemployment rate in St. Marks?
The unemployment rate in St. Marks, FL is 0.0%.