DeKalb County, Georgia ZIP codes
45 ZIP codes are in DeKalb County, plus 7 that cross in from neighboring counties. It's part of the Atlanta-Sandy Springs-Roswell, GA metro area.
- ZIP codes
- 45
- Population in these ZIPs
- 833,267
- Avg. median income
- $86,100population-weighted
- Cities & towns
- 12
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in DeKalb County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 30002 | Avondale Estates | 5,225 | $89,750 | $532,400 |
| 30021 | Clarkston | 27,781 | $52,278 | $240,800 |
| 30030 | Decatur | 31,756 | $126,830 | $635,100 |
| 30031 PO Box | Decatur | — | — | — |
| 30032 | Decatur | 42,948 | $62,765 | $233,500 |
| 30033 | Decatur | 31,310 | $111,616 | $471,600 |
| 30034 | Decatur | 41,847 | $63,517 | $233,400 |
| 30035 | Decatur | 21,569 | $66,799 | $219,100 |
| 30036 PO Box | Decatur | — | — | — |
| 30037 PO Box | Decatur | — | — | — |
| 30038 | Lithonia | 43,776 | $73,694 | $250,400 |
| 30058 | Lithonia | 62,614 | $61,684 | $243,600 |
| 30072 | Pine Lake | 800 | $78,750 | $279,800 |
| 30074 PO Box | Redan | — | — | — |
| 30079 | Scottdale | 4,831 | $82,500 | $320,200 |
| 30083 | Stone Mountain | 62,724 | $55,307 | $242,500 |
| 30084 | Tucker | 38,242 | $81,304 | $380,300 |
| 30085 PO Box | Tucker | — | — | — |
| 30086 PO Box | Stone Mountain | — | — | — |
| 30087 | Stone Mountain | 38,977 | $96,491 | $343,300 |
| 30088 | Stone Mountain | 29,240 | $70,325 | $232,200 |
| 30288 | Conley | 8,116 | $51,511 | $208,500 |
| 30294 | Ellenwood | 41,983 | $79,762 | $277,200 |
| 30307 | Atlanta | 21,709 | $140,677 | $724,200 |
| 30316 | Atlanta | 35,107 | $102,891 | $395,300 |
| 30317 | Atlanta | 15,622 | $107,955 | $561,600 |
| 30319 | Atlanta | 45,985 | $130,648 | $766,700 |
| 30322 | Atlanta | 2,521 | — | — |
| 30329 | Atlanta | 27,278 | $76,579 | $513,100 |
| 30333 PO Box | Atlanta | — | — | — |
| 30338 | Atlanta | 39,465 | $135,148 | $704,700 |
| 30340 | Atlanta | 30,062 | $62,748 | $373,600 |
| 30341 | Atlanta | 36,021 | $86,313 | $504,400 |
| 30345 | Atlanta | 24,492 | $112,054 | $627,900 |
| 30346 | Atlanta | 4,411 | $95,000 | $448,300 |
| 30356 PO Box | Atlanta | — | — | — |
| 30359 PO Box | Atlanta | — | — | — |
| 30360 | Atlanta | 16,855 | $97,543 | $498,900 |
| 30362 PO Box | Atlanta | — | — | — |
| 30366 PO Box | Atlanta | — | — | — |
| 31119 PO Box | Atlanta | — | — | — |
| 31141 PO Box | Atlanta | — | — | — |
| 31145 PO Box | Atlanta | — | — | — |
| 31146 PO Box | Atlanta | — | — | — |
| 39901 PO Box | Atlanta | — | — | — |
ZIP codes partly in DeKalb County
These ZIP codes are mostly in a neighboring county but cover part of DeKalb County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 30012 | Conyers | Rockdale County | 34,506 | $66,153 | $250,200 |
| 30039 | Snellville | Gwinnett County | 52,783 | $93,701 | $345,000 |
| 30094 | Conyers | Rockdale County | 33,731 | $88,530 | $315,700 |
| 30306 | Atlanta | Fulton County | 24,236 | $123,077 | $949,300 |
| 30315 | Atlanta | Fulton County | 34,264 | $50,822 | $244,600 |
| 30324 | Atlanta | Fulton County | 29,073 | $92,122 | $485,500 |
| 30350 | Atlanta | Fulton County | 35,170 | $88,118 | $525,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in DeKalb County
Nearby counties
Frequently asked questions
How many ZIP codes are in DeKalb County, Georgia?
45 ZIP codes are mainly in DeKalb County, and 7 more ZIP codes from neighboring areas reach partly into it.
What cities are in DeKalb County?
ZIP codes in DeKalb County use the city names Atlanta, Avondale Estates, Clarkston, Conley, Decatur, Ellenwood, Lithonia, Pine Lake, Redan, Scottdale, Stone Mountain and Tucker.
What metro area is DeKalb County in?
DeKalb County is part of the Atlanta-Sandy Springs-Roswell, GA metropolitan statistical area.