Franklin County, Florida

A county in Florida, ranked 65 of 67 by population.

CountyFIPS 12037

Within Florida

Franklin County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Apalachicola, the county seat, located via the 2025 Census Gazetteer.

Download SVG Full Florida map downloads

Population: 13,029; +556 (+4.5%) since 2020
Land area: 545; square miles. A further 61.7% of the total area is water
Population density: 23.9; people per square mile, computed rather than published
County seat: Apalachicola; Seat of county government.
Established: 1832; 193 years ago
Largest city: Carrabelle city; Population 2,572.

Satellite view

Aerial imagery of Franklin County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Franklin County, Florida from the USGS National Map, with its boundary outlined — Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 800 by 481 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Franklin County ranks

Position among the 67 counties of Florida, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

Measure	Value	In Florida	Nationally
Population	13,029	65th of 67	2,220th of 3,144
Land area	545 sq mi	54th of 67	1,912th of 3,144
Population density	23.9 per sq mi	62nd of 67	2,097th of 3,144
Median household income	$64,105	39th of 67	1,698th of 3,143

Full data for Franklin County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
Measure	Value	Source and vintage
Population	13,029	Vintage 2025 Population Estimates
Population in 2020	12,473	Vintage 2025 Population Estimates
2020 estimates base?	12,450	Vintage 2025 Population Estimates
Land area	545 sq mi	2025 Gazetteer Files
Water area	876.6 sq mi	2025 Gazetteer Files
Total area	1,422 sq mi	2025 Gazetteer Files
Population density?	23.9 per sq mi	Computed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income	$64,105	American Community Survey 2020-2024 5-Year Estimates
Median home value	$273,300	American Community Survey 2020-2024 5-Year Estimates
Median age	50.1	American Community Survey 2020-2024 5-Year Estimates
Households	4,949	American Community Survey 2020-2024 5-Year Estimates
Housing units	8,562	American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths: -82; 84 births, 166 deaths
Net migration: +158; More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 3 areas bordering Franklin County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering area	State	Shared border	Population
Gulf County	Florida	46 mi	15,943
Wakulla County	Florida	39 mi	38,089
Liberty County	Florida	32 mi	8,035

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 67 counties of Florida

Open the interactive Florida county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.