ZIP Codes of Baldwin County, GA

Population & People
Population & People
Total Population
41,801
Household Income
Household Income
Median Income
$54,263
Housing
Housing
Total Housing Units
19,621
Business & Economy
Business & Economy
Total Businesses
855
Employment
Employment
Employment Rate
45.48%
Education
Education
Bachelor's Degree+
26.38%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 4 ZIPs in this county.
Data Last Updated: July 1, 2026
ZIP Codes:4 ZIP Codes (1 Standard, 2 PO Box, 1 Unique) [See All]
Area Code:478
Timezone:Eastern (GMT -05:00)
Local Time:11:52:58 PM
Population:41,801 [See All]
FIPS:13009
CBSA:Milledgeville, GA
Land Area:277 sq mi
Water Area:11 sq mi
Coordinates:33.0602, -83.2238
Quick Link:
https://www.zip-codes.com/county/ga-baldwin.asp
Need Baldwin data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
Georgia's #50 most populous county
41,801 residents across 4 ZIPs — #50 of 161 Georgia counties.

Standout ZIPs in this County


Most Populous
Milledgeville · 41,764 people
99.9% of county total
Highest Income
Milledgeville · $54,263 median
1.0× county average
Largest Land Area
Milledgeville · 276.4 sq mi
Spans the most ground
Fastest Growth
Milledgeville · -5.8% (10-yr)
44,312 → 41,764 residents
Most Educated
Milledgeville · 26.4% bachelor's+
6,982 of 26,444 adults 25+

Things worth knowing about Baldwin County


41,801 residents live across 4 ZIPs covering 277 sq mi, served by 2 distinct USPS-recognized cities.

Population moved from 44,620 to 41,791 from 2014 to 2024 — a -6.3% change. 0 ZIPs gained residents, 2 lost.

The county's wealthiest ZIP 31061 (Milledgeville, $54,263 median) and poorest ZIP 31061 (Milledgeville, $54,263) are 0.0 miles apart — a 1.0× income gap across local geography.

Within Georgia, this is the #50 most populous of 161 counties and ranks #108 for median household income .

Hosts 1 single-entity Unique ZIP: 31062Central State Hospital .

Weighted by population, the typical household earns about $54,263 across the county — reflecting what a typical resident sees, not a simple ZIP average.

26.4% of adults age 25+ hold a bachelor's degree or higher (6,982 of 26,468 reporting).

1 Standard delivery, 2 PO Box only, 1 single-entity Unique ZIPs serve this county.

Stories about Baldwin County


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.

Milledgeville

Population decline

Baldwin County lost 6.3% of residents between 2014 and 2024.

All ZIP Codes in Baldwin County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
31061MilledgevilleStandard41,764$54,263276.4-5.8%
31062MilledgevilleUnique270.4-91.2%
31034HardwickPO Box100.0
31059MilledgevillePO Box0.0

Adjacent & Nearby Counties