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US ZIP Code Profile

ZIP Code 31630
Du Pont, Georgia

ZIP code 31630 is in Du Pont, located in Clinch County, Georgia. Its 2020 Census population was 537. The estimated median adjusted gross income per tax return is $35,417.

2020 Population
537
Census ZCTA
County
Clinch
FIPS 13065
Median income (est.)
$35,417
IRS SOI 2022
Land Area
90.402 mi²
+ 0.817 mi² water

01Location & Geography

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

Primary CityDu Pont, GA
CountyClinch County (FIPS 13065)
StateGeorgia (FIPS 13)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates30.950817, -82.87673
Land / Water Area90.402 mi² land · 0.817 mi² water

02Income & Economics

Distribution of the 190 individual tax returns filed in 31630 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
36.8%
$25K–$50K
31.6%
$50K–$75K
15.8%
$75K–$100K
15.8%
$100K–$200K
0.0%
$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 31630's IRS income metrics, 2020–2022.

Median income (2021→2022)
$35,417
▼ 0.8%
Filers earning $200K+
0.0%
▲ 0.0 pt
Total filers
190
▼ 5.0%
GET /zipc/v2/zipcodes/31630/soi?year=… $25K 2020 $36K 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 31630 ZCTA.

2000
540
 
2010
419
▼ -22.4%
2020
537
▲ +28.2%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number122772
City AliasesDu Pont

06Frequently Asked Questions

What county is ZIP code 31630 in?

ZIP code 31630 is in Clinch County, Georgia (county FIPS code 13065).

What city is ZIP code 31630?

The primary USPS city for 31630 is Du Pont, GA.

What is the population of ZIP code 31630?

The 2020 Census population of 31630 was 537 residents.

What is the median income in ZIP code 31630?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 31630 is about $35,417. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.