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US ZIP Code Profile

ZIP Code 30088
Stone Mountain, Georgia

ZIP code 30088 is in Stone Mountain, located in Dekalb County, Georgia, within the Atlanta-Sandy Springs-Roswell metro area. Its 2020 Census population was 27,945. The estimated median adjusted gross income per tax return is $32,267, and about 1% of filers report $200,000 or more.

2020 Population
27,945
Census ZCTA
County
Dekalb
FIPS 13089
Median income (est.)
$32,267
IRS SOI 2022
Land Area
7.785 mi²
+ 0.069 mi² water

01Location & Geography

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

Primary CityStone Mountain, GA
CountyDekalb County (FIPS 13089)
StateGeorgia (FIPS 13)
Metro Area (MSA)Atlanta-Sandy Springs-Roswell, GA Metro Area (12060)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates33.75605, -84.182365
Land / Water Area7.785 mi² land · 0.069 mi² water

02Income & Economics

Distribution of the 12,470 individual tax returns filed in 30088 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
41.0%
$25K–$50K
31.0%
$50K–$75K
14.6%
$75K–$100K
6.3%
$100K–$200K
6.2%
$200K+
0.9%
The $200,000+ bracket accounts for 6% of 30088's total adjusted gross income, from 1% of returns — a concentration that drives the gap between the median ($32,267) 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 30088's IRS income metrics, 2020–2022.

Median income (2021→2022)
$32,267
▲ 11.5%
Filers earning $200K+
0.9%
▲ 0.3 pt
Total filers
12,470
▼ 2.4%
GET /zipc/v2/zipcodes/30088/soi?year=… $28K 2020 $29K 2021 $32K 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 30088 ZCTA.

2000
29,211
 
2010
25,257
▼ -13.5%
2020
27,945
▲ +10.6%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 30088. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 30088

Stone Mountain and its immediate neighbors, sorted by distance.

3 mi
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Distance from 30088 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortB
USPS Finance Number128272
City AliasesStone Mountain, Stone Mtn

07Frequently Asked Questions

What county is ZIP code 30088 in?

ZIP code 30088 is in Dekalb County, Georgia (county FIPS code 13089).

What city is ZIP code 30088?

The primary USPS city for 30088 is Stone Mountain, GA.

What metro area (MSA) is 30088 in?

30088 is part of the Atlanta-Sandy Springs-Roswell, GA Metro Area (MSA code 12060).

What is the population of ZIP code 30088?

The 2020 Census population of 30088 was 27,945 residents.

What is the median income in ZIP code 30088?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 30088 is about $32,267, with around 1% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.