County ZIP codes · Georgia · FIPS 13005

Bacon County, GA ZIP Codes

Bacon County, Georgia has 3 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 1 of the residential ones lie mainly in Bacon County and 2 mainly in a neighboring county; 3 cross the county line. Median household income ranges from $45,958 in 31510 (Alma) to $53,504 in 31554 (Nicholls) (Census Bureau, ACS 2020-2024).

ACS2020-24
Census2020

Where are the ZIP codes of Bacon County?

The residential ZIP codes of Bacon County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024).<$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

31510 · $46k31554 · $54k

They carry 3 postal town names: Alma, Nicholls, Mershon.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 3 residential ZIP codes in Bacon County

1 ZIP code lies mainly in Bacon County; 2 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Bacon County, largest first; "In this county" is the share of the ZIP's land in the county
						In this county
31510	Alma	9,685	44	$46k	$108k	90%

Partly in Bacon County

Residential ZIP codes mainly in another county that reach at least 1% into Bacon County, by their share here
						In this county
31551	Mershon	1,010	15	$46k	$76k	48%
31554	Nicholls	7,393	33	$54k	$99k	23%

Download the 3 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

3 ZIP codes of Bacon County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Bacon County and in the neighboring counties
ZIP	In Bacon	Elsewhere
31510	90%	Pierce County10%
31554	23%	Coffee County52%; Ware County25%
31551	48%	Pierce County52%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do Bacon County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Bacon County starts with 315.

Three-digit prefixes of Bacon County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Bacon County's
Prefix	Sectional center	Here	All codes
315	Jacksonville, FL (SCF 320)	3	52

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.