ZIP Codes of Charlton County, GA

Population & People
Population & People
Total Population
12,969
Household Income
Household Income
Median Income
$50,078
Housing
Housing
Total Housing Units
4,839
Business & Economy
Business & Economy
Total Businesses
148
Employment
Employment
Employment Rate
46.39%
Education
Education
Bachelor's Degree+
12.75%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 2 ZIPs in this county.
Data Last Updated: July 1, 2026
ZIP Codes:2 ZIP Codes (2 Standard, 0 PO Box, 0 Unique) [See All]
Area Code:912
Timezone:Eastern (GMT -05:00)
Local Time:11:52:59 PM
Population:12,969 [See All]
FIPS:13049
Land Area:830 sq mi
Water Area:2 sq mi
Coordinates:30.6838, -82.1229
Quick Link:
https://www.zip-codes.com/county/ga-charlton.asp
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Georgia's #110 most populous county
12,969 residents across 2 ZIPs — #110 of 161 Georgia counties.

Standout ZIPs in this County


Most Populous
Folkston · 9,349 people
72.1% of county total
Highest Income
Folkston · $64,461 median
1.3× county average
Largest Land Area
Folkston · 638.4 sq mi
Spans the most ground
Fastest Growth
Saint George · 67.1% (10-yr)
2,166 → 3,620 residents
Most Educated
Folkston · 12.9% bachelor's+
896 of 6,922 adults 25+

Things worth knowing about Charlton County


12,969 residents live across 2 ZIPs covering 830 sq mi, served by 2 distinct USPS-recognized cities.

Population moved from 13,180 to 12,969 from 2014 to 2024 — a -1.6% change. 1 ZIPs gained residents, 1 lost.

The county's wealthiest ZIP 31537 (Folkston, $64,461 median) and poorest ZIP 31562 (Saint George, $35,694) are 23.3 miles apart — a 1.8× income gap across local geography.

Median home values vary 1.2× across this county — from $130,100 in 31562 (Saint George) to $157,100 in 31537 (Folkston).

Density varies across the county — from 15 people/sq mi in 31537 (Folkston) to 19 in 31562 (Saint George).

Educational attainment ranges from 11.8% bachelor's+ in 31562 (Saint George) to 12.9% in 31537 (Folkston) — the breadth of educational profiles across the area.

Within Georgia, this is the #110 most populous of 161 counties and ranks #135 for median household income .

Weighted by population, the typical household earns about $56,431 across the county — reflecting what a typical resident sees, not a simple ZIP average.

12.7% of adults age 25+ hold a bachelor's degree or higher (1,070 of 8,395 reporting).

2 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Charlton County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
830
square miles
Avg density
15.6
people per sq mi
Population
12,969
across 2 ZIPs
Folkston
638.4 sq mi
9,349 residents
Saint George
191.4 sq mi
3,620 residents

Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Folkston

All ZIP Codes in Charlton County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
31537FolkstonStandard9,349$64,461638.4-15.1%
31562Saint GeorgeStandard3,620$35,694191.467.1%

Adjacent & Nearby Counties