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US ZIP Code Profile

ZIP Code 31020
Dry Branch, Georgia

ZIP code 31020 is in Dry Branch, located in Twiggs County, Georgia, within the Macon-Bibb County metro area. Its 2020 Census population was 1,957. The estimated median adjusted gross income per tax return is $36,111.

2020 Population
1,957
Census ZCTA
County
Twiggs
FIPS 13289
Median income (est.)
$36,111
IRS SOI 2022
Land Area
107.496 mi²
+ 1.906 mi² water

01Location & Geography

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

Primary CityDry Branch, GA
CountyTwiggs County (FIPS 13289)
StateGeorgia (FIPS 13)
Metro Area (MSA)Macon-Bibb County, GA Metro Area (31420)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates32.690506, -83.49858
Land / Water Area107.496 mi² land · 1.906 mi² water

02Income & Economics

Distribution of the 840 individual tax returns filed in 31020 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
35.7%
$25K–$50K
32.1%
$50K–$75K
16.7%
$75K–$100K
7.1%
$100K–$200K
8.3%
$200K+
0.0%
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 31020's IRS income metrics, 2020–2022.

Median income (2021→2022)
$36,111
▲ 7.3%
Filers earning $200K+
0.0%
▲ 0.0 pt
Total filers
840
▲ 2.4%
GET /zipc/v2/zipcodes/31020/soi?year=… $32K 2020 $34K 2021 $36K 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 31020 ZCTA.

2000
3,198
 
2010
2,541
▼ -20.5%
2020
1,957
▼ -23.0%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number122717
City AliasesDry Branch

06Frequently Asked Questions

What county is ZIP code 31020 in?

ZIP code 31020 is in Twiggs County, Georgia (county FIPS code 13289).

What city is ZIP code 31020?

The primary USPS city for 31020 is Dry Branch, GA.

What metro area (MSA) is 31020 in?

31020 is part of the Macon-Bibb County, GA Metro Area (MSA code 31420).

What is the population of ZIP code 31020?

The 2020 Census population of 31020 was 1,957 residents.

What is the median income in ZIP code 31020?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 31020 is about $36,111. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.