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US ZIP Code Profile

ZIP Code 31798
Wray, Georgia

ZIP code 31798 is in Wray, located in Irwin County, Georgia. Its 2020 Census population was 1,139. The estimated median adjusted gross income per tax return is $44,444, and about 8% of filers report $200,000 or more.

2020 Population
1,139
Census ZCTA
County
Irwin
FIPS 13155
Median income (est.)
$44,444
IRS SOI 2022
Land Area
77.58 mi²
+ 1.576 mi² water

01Location & Geography

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

Primary CityWray, GA
CountyIrwin County (FIPS 13155)
StateGeorgia (FIPS 13)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates31.613379, -83.06597
Land / Water Area77.58 mi² land · 1.576 mi² water

02Income & Economics

Distribution of the 400 individual tax returns filed in 31798 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
32.5%
$25K–$50K
22.5%
$50K–$75K
17.5%
$75K–$100K
7.5%
$100K–$200K
12.5%
$200K+
7.5%
The $200,000+ bracket accounts for 37% of 31798's total adjusted gross income, from 8% of returns — a concentration that drives the gap between the median ($44,444) 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 31798's IRS income metrics, 2020–2022.

Median income (2021→2022)
$44,444
▲ 11.7%
Filers earning $200K+
7.5%
▲ 7.5 pt
Total filers
400
▼ 2.4%
GET /zipc/v2/zipcodes/31798/soi?year=… $38K 2020 $40K 2021 $44K 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 31798 ZCTA.

2000
890
 
2010
983
▲ +10.4%
2020
1,139
▲ +15.9%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number129625
City AliasesWray

06Frequently Asked Questions

What county is ZIP code 31798 in?

ZIP code 31798 is in Irwin County, Georgia (county FIPS code 13155).

What city is ZIP code 31798?

The primary USPS city for 31798 is Wray, GA.

What is the population of ZIP code 31798?

The 2020 Census population of 31798 was 1,139 residents.

What is the median income in ZIP code 31798?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 31798 is about $44,444, with around 8% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.