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US ZIP Code Profile

ZIP Code 31204
Macon, Georgia

ZIP code 31204 is in Macon, located in Bibb County, Georgia, within the Macon-Bibb County metro area. Its 2020 Census population was 30,512. The estimated median adjusted gross income per tax return is $27,280, and about 2% of filers report $200,000 or more.

2020 Population
30,512
Census ZCTA
County
Bibb
FIPS 13021
Median income (est.)
$27,280
IRS SOI 2022
Land Area
14.646 mi²
+ 0.168 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityMacon, GA
CountyBibb County (FIPS 13021)
StateGeorgia (FIPS 13)
Metro Area (MSA)Macon-Bibb County, GA Metro Area (31420)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates32.84851, -83.67474
Land / Water Area14.646 mi² land · 0.168 mi² water

02Income & Economics

Distribution of the 12,340 individual tax returns filed in 31204 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
47.6%
$25K–$50K
26.7%
$50K–$75K
10.5%
$75K–$100K
5.8%
$100K–$200K
7.3%
$200K+
2.1%
The $200,000+ bracket accounts for 20% of 31204's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($27,280) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 31204's IRS income metrics, 2020–2022.

Median income (2021→2022)
$27,280
▲ 11.1%
Filers earning $200K+
2.1%
▲ 0.0 pt
Total filers
12,340
▼ 0.3%
GET /zipc/v2/zipcodes/31204/soi?year=… $24K 2020 $25K 2021 $27K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 31204 ZCTA.

2000
33,314
 
2010
31,482
▼ -5.5%
2020
30,512
▼ -3.1%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 31204. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 31204

Macon and its immediate neighbors, sorted by distance.

3 mi
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Distance from 31204 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number125489
City AliasesMacon, Payne City, Payne

07Frequently Asked Questions

What county is ZIP code 31204 in?

ZIP code 31204 is in Bibb County, Georgia (county FIPS code 13021).

What city is ZIP code 31204?

The primary USPS city for 31204 is Macon, GA.

What metro area (MSA) is 31204 in?

31204 is part of the Macon-Bibb County, GA Metro Area (MSA code 31420).

What is the population of ZIP code 31204?

The 2020 Census population of 31204 was 30,512 residents.

What is the median income in ZIP code 31204?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 31204 is about $27,280, with around 2% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.