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US ZIP Code Profile

ZIP Code 31308
Ellabell, Georgia

ZIP code 31308 is in Ellabell, located in Bryan County, Georgia, within the Savannah metro area. Its 2020 Census population was 8,146. The estimated median adjusted gross income per tax return is $45,346, and about 2% of filers report $200,000 or more.

2020 Population
8,146
Census ZCTA
County
Bryan
FIPS 13029
Median income (est.)
$45,346
IRS SOI 2022
Land Area
85.913 mi²
+ 0.91 mi² water

01Location & Geography

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

Primary CityEllabell, GA
CountyBryan County (FIPS 13029)
StateGeorgia (FIPS 13)
Metro Area (MSA)Savannah, GA Metro Area (42340)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates32.180317, -81.47129
Land / Water Area85.913 mi² land · 0.91 mi² water

02Income & Economics

Distribution of the 3,630 individual tax returns filed in 31308 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
28.9%
$25K–$50K
25.9%
$50K–$75K
16.8%
$75K–$100K
11.0%
$100K–$200K
15.7%
$200K+
1.7%
The $200,000+ bracket accounts for 9% of 31308's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($45,346) 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 31308's IRS income metrics, 2020–2022.

Median income (2021→2022)
$45,346
▲ 8.0%
Filers earning $200K+
1.7%
▲ 0.3 pt
Total filers
3,630
▲ 1.1%
GET /zipc/v2/zipcodes/31308/soi?year=… $39K 2020 $42K 2021 $45K 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 31308 ZCTA.

2000
6,444
 
2010
7,305
▲ +13.4%
2020
8,146
▲ +11.5%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number122915
City AliasesBlack Creek, Ellabell

06Frequently Asked Questions

What county is ZIP code 31308 in?

ZIP code 31308 is in Bryan County, Georgia (county FIPS code 13029).

What city is ZIP code 31308?

The primary USPS city for 31308 is Ellabell, GA.

What metro area (MSA) is 31308 in?

31308 is part of the Savannah, GA Metro Area (MSA code 42340).

What is the population of ZIP code 31308?

The 2020 Census population of 31308 was 8,146 residents.

What is the median income in ZIP code 31308?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 31308 is about $45,346, 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.