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US ZIP Code Profile

ZIP Code 30157
Dallas, Georgia

ZIP code 30157 is in Dallas, located in Paulding County, Georgia, within the Atlanta-Sandy Springs-Roswell metro area. Its 2020 Census population was 50,727. The estimated median adjusted gross income per tax return is $48,242, and about 3% of filers report $200,000 or more.

2020 Population
50,727
Census ZCTA
County
Paulding
FIPS 13223
Median income (est.)
$48,242
IRS SOI 2022
Land Area
85.014 mi²
+ 0.523 mi² water

01Location & Geography

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

Primary CityDallas, GA
CountyPaulding County (FIPS 13223)
StateGeorgia (FIPS 13)
Metro Area (MSA)Atlanta-Sandy Springs-Roswell, GA Metro Area (12060)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates33.884747, -84.87195
Land / Water Area85.014 mi² land · 0.523 mi² water

02Income & Economics

Distribution of the 24,310 individual tax returns filed in 30157 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
27.4%
$25K–$50K
24.3%
$50K–$75K
16.8%
$75K–$100K
11.6%
$100K–$200K
16.9%
$200K+
3.1%
The $200,000+ bracket accounts for 15% of 30157's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($48,242) 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 30157's IRS income metrics, 2020–2022.

Median income (2021→2022)
$48,242
▲ 7.4%
Filers earning $200K+
3.1%
▲ 0.4 pt
Total filers
24,310
▲ 1.8%
GET /zipc/v2/zipcodes/30157/soi?year=… $43K 2020 $45K 2021 $48K 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 30157 ZCTA.

2000
28,005
 
2010
45,123
▲ +61.1%
2020
50,727
▲ +12.4%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number122310
City AliasesDallas

06Frequently Asked Questions

What county is ZIP code 30157 in?

ZIP code 30157 is in Paulding County, Georgia (county FIPS code 13223).

What city is ZIP code 30157?

The primary USPS city for 30157 is Dallas, GA.

What metro area (MSA) is 30157 in?

30157 is part of the Atlanta-Sandy Springs-Roswell, GA Metro Area (MSA code 12060).

What is the population of ZIP code 30157?

The 2020 Census population of 30157 was 50,727 residents.

What is the median income in ZIP code 30157?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 30157 is about $48,242, 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.