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US ZIP Code Profile

ZIP Code 31211
Macon, Georgia

ZIP code 31211 is in Macon, located in Bibb County, Georgia, within the Macon-Bibb County metro area. Its 2020 Census population was 15,867. The estimated median adjusted gross income per tax return is $34,551, and about 2% of filers report $200,000 or more.

2020 Population
15,867
Census ZCTA
County
Bibb
FIPS 13021
Median income (est.)
$34,551
IRS SOI 2022
Land Area
49.193 mi²
+ 0.233 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
Coordinates32.901115, -83.57626
Land / Water Area49.193 mi² land · 0.233 mi² water

02Income & Economics

Distribution of the 6,870 individual tax returns filed in 31211 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
39.2%
$25K–$50K
28.4%
$50K–$75K
13.0%
$75K–$100K
7.3%
$100K–$200K
10.0%
$200K+
2.2%
The $200,000+ bracket accounts for 13% of 31211's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($34,551) 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 31211's IRS income metrics, 2020–2022.

Median income (2021→2022)
$34,551
▲ 9.0%
Filers earning $200K+
2.2%
▲ 0.2 pt
Total filers
6,870
▼ 0.4%
GET /zipc/v2/zipcodes/31211/soi?year=… $31K 2020 $32K 2021 $35K 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 31211 ZCTA.

2000
15,876
 
2010
16,282
▲ +2.6%
2020
15,867
▼ -2.5%

05USPS 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

06Frequently Asked Questions

What county is ZIP code 31211 in?

ZIP code 31211 is in Bibb County, Georgia (county FIPS code 13021).

What city is ZIP code 31211?

The primary USPS city for 31211 is Macon, GA.

What metro area (MSA) is 31211 in?

31211 is part of the Macon-Bibb County, GA Metro Area (MSA code 31420).

What is the population of ZIP code 31211?

The 2020 Census population of 31211 was 15,867 residents.

What is the median income in ZIP code 31211?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 31211 is about $34,551, 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.