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US ZIP Code Profile

ZIP Code 30421
Collins, Georgia

ZIP code 30421 is in Collins, located in Tattnall County, Georgia. Its 2020 Census population was 3,303. The estimated median adjusted gross income per tax return is $38,462, and about 2% of filers report $200,000 or more.

2020 Population
3,303
Census ZCTA
County
Tattnall
FIPS 13267
Median income (est.)
$38,462
IRS SOI 2022
Land Area
101.036 mi²
+ 1.384 mi² water

01Location & Geography

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

Primary CityCollins, GA
CountyTattnall County (FIPS 13267)
StateGeorgia (FIPS 13)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates32.1796, -82.10757
Land / Water Area101.036 mi² land · 1.384 mi² water

02Income & Economics

Distribution of the 1,300 individual tax returns filed in 30421 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
33.9%
$25K–$50K
30.0%
$50K–$75K
13.9%
$75K–$100K
7.7%
$100K–$200K
13.1%
$200K+
1.5%
The $200,000+ bracket accounts for 14% of 30421's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($38,462) 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 30421's IRS income metrics, 2020–2022.

Median income (2021→2022)
$38,462
▲ 14.2%
Filers earning $200K+
1.5%
▼ 0.0 pt
Total filers
1,300
▲ 0.8%
GET /zipc/v2/zipcodes/30421/soi?year=… $32K 2020 $34K 2021 $38K 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 30421 ZCTA.

2000
2,684
 
2010
3,381
▲ +26.0%
2020
3,303
▼ -2.3%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number121969
City AliasesCollins

06Frequently Asked Questions

What county is ZIP code 30421 in?

ZIP code 30421 is in Tattnall County, Georgia (county FIPS code 13267).

What city is ZIP code 30421?

The primary USPS city for 30421 is Collins, GA.

What is the population of ZIP code 30421?

The 2020 Census population of 30421 was 3,303 residents.

What is the median income in ZIP code 30421?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 30421 is about $38,462, 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.