St. Marks city, Florida demographics and economy

Census American Community Survey 2023 5-Year Estimates for St. Marks city, Florida.

Population
273
Median HH Income
$57,083
Median Home Value
$270,800
Median Age
60.8

Workforce

Unemployment rate
0.0%
0 unemployed of 84 in labor force
Bachelor's degree or higher
3.5%
of population age 25+ (260 total)
Below poverty line
12.5%
34 of 273 surveyed

Housing & cost of living

Median home value
$270,800
owner-occupied housing units
Median gross rent
$980/mo
renter-occupied units, all bedrooms

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Similar-sized Florida places

Data source: U.S. Census Bureau American Community Survey 2023 5-Year Estimates (Table B). Geography: place (incorporated city/town/CDP). Public domain (USA.gov).

Indicators: B01003 (population), B19013 (median household income), B25077 (median home value), B01002 (median age), B25064 (median gross rent), B23025 (labor force/unemployment), B15003 (educational attainment), B17001 (poverty).

Generated 2026-05-27. Census applies suppression rules to small populations; some values may be unavailable.