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US ZIP Code Profile

ZIP Code 30121
Cartersville, Georgia

ZIP code 30121 is in Cartersville, located in Bartow County, Georgia, within the Atlanta-Sandy Springs-Roswell metro area. Its 2020 Census population was 25,089. The estimated median adjusted gross income per tax return is $41,639, and about 3% of filers report $200,000 or more.

2020 Population
25,089
Census ZCTA
County
Bartow
FIPS 13015
Median income (est.)
$41,639
IRS SOI 2022
Land Area
56.5 mi²
+ 2.518 mi² water

01Location & Geography

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

Primary CityCartersville, GA
CountyBartow County (FIPS 13015)
StateGeorgia (FIPS 13)
Metro Area (MSA)Atlanta-Sandy Springs-Roswell, GA Metro Area (12060)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates34.20922, -84.77801
Land / Water Area56.5 mi² land · 2.518 mi² water

02Income & Economics

Distribution of the 11,160 individual tax returns filed in 30121 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
32.2%
$25K–$50K
26.8%
$50K–$75K
16.0%
$75K–$100K
9.6%
$100K–$200K
12.2%
$200K+
3.3%
The $200,000+ bracket accounts for 21% of 30121's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($41,639) 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 30121's IRS income metrics, 2020–2022.

Median income (2021→2022)
$41,639
▲ 8.1%
Filers earning $200K+
3.3%
▲ 0.3 pt
Total filers
11,160
▲ 3.1%
GET /zipc/v2/zipcodes/30121/soi?year=… $36K 2020 $39K 2021 $42K 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 30121 ZCTA.

2000
15,602
 
2010
22,078
▲ +41.5%
2020
25,089
▲ +13.6%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number121474
City AliasesCartersville, Emerson

06Frequently Asked Questions

What county is ZIP code 30121 in?

ZIP code 30121 is in Bartow County, Georgia (county FIPS code 13015).

What city is ZIP code 30121?

The primary USPS city for 30121 is Cartersville, GA.

What metro area (MSA) is 30121 in?

30121 is part of the Atlanta-Sandy Springs-Roswell, GA Metro Area (MSA code 12060).

What is the population of ZIP code 30121?

The 2020 Census population of 30121 was 25,089 residents.

What is the median income in ZIP code 30121?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 30121 is about $41,639, with around 3% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.