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City ZIP codes · Georgia

Stone Mountain, GA ZIP Codes

4 ZIP codes use the postal name Stone Mountain, Georgia (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 3 residential and 1 for PO boxes or a single organization. Median household income runs from $55,307 in 30083 to $96,491 in 30087, 1.7 times as much (Census Bureau, ACS 2020-2024). Stone Mountain's most populous ZIP code is 30083, with 62,724 people (ACS 2020-2024); 9% of its land is in the city of Stone Mountain.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Stone Mountain's ZIP codes?

30083: $55k median household income30087: $97k median household income30088: $70k median household income30087300833008830083: $55k median household income30087: $97k median household income30088: $70k median household income30087300833008830083: $55k median household income30087: $97k median household income30088: $70k median household income300873008330088
The 3 residential ZIP codes named Stone Mountain, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are Stone Mountain's ZIP codes?

The highest median household income is in 30087 ($96,491), the lowest in 30083 ($55,307). Home values run from $238,700 in 30088 to $348,000 in 30087.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 3 residential ZIP codes of Stone Mountain

Residential ZIP codes with the postal name Stone Mountain, GA, largest first (ACS 2020-2024); sort by any column
County
30083 DeKalb County 62,724 3,513 $55k $242k
30087 DeKalb County 38,977 1,723 $97k $348k
30088 DeKalb County 29,240 3,729 $70k $239k

Download the 4 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in Stone Mountain

1 ZIP code named Stone Mountain has no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Stone Mountain, GA: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
30086DeKalb County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Stone Mountain's ZIP codes reach?

Stone Mountain's residential ZIP codes lie in 2 counties: DeKalb County (3 ZIP codes mainly there), Gwinnett County (part of a ZIP code).

Which places do Stone Mountain's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Stone Mountain's residential ZIP codes cover Stone Mountain itself and 3 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Stone Mountain's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Stone Mountain starts with 300.

Three-digit prefixes of Stone Mountain's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Stone Mountain's
PrefixSectional centerHereAll codes
300 North Metro, GA (SCF 300) 4 89

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.