Comparison to Surrounding Areas
The median household income ($52,278) for 30021 is less than the median household income for 30084 ($81,304), 30079 ($82,500), 30083 ($55,307), 30002 ($89,750), 30032 ($62,765), 30033 ($111,616), DeKalb County ($80,644), and Scottdale CDP ($85,610). But it's more than Clarkston city ($48,564).
| 30021 | $52,278 |
| Clarkston city | $48,564 |
| Scottdale CDP | $85,610 |
| DeKalb County | $80,644 |
Get Median Household Income for all Zip Codes in Georgia.
The average household income ($73,447) for 30021 is less than the average household income for 30084 ($110,924), 30079 ($94,799), 30083 ($74,133), 30002 ($130,924), 30032 ($78,302), 30033 ($142,921), DeKalb County ($119,788), and Scottdale CDP ($101,843). But it's more than Clarkston city ($66,543).
| 30021 | $73,447 |
| Clarkston city | $66,543 |
| Scottdale CDP | $101,843 |
| DeKalb County | $119,788 |
Get Average Household Income for all Zip Codes in Georgia.
The per-capita income for 30021 is $20,777. The per capita income ($20,777) for 30021 is less than the per capita income for 30084 ($44,055), 30079 ($30,879), 30083 ($26,820), 30002 ($67,696), 30032 ($32,627), 30033 ($63,595), DeKalb County ($46,998), and Scottdale CDP ($37,440). But it's more than Clarkston city ($19,779).
| 30021 | $20,777 |
| Clarkston city | $19,779 |
| Scottdale CDP | $37,440 |
| DeKalb County | $46,998 |
Get Per-Capita Income for all Zip Codes in Georgia.
4.6% of households make over $200,000 a year. The percent high income households (4.6%) for 30021 is less than the percent high income households for 30033 (20.8%), 30083 (5.0%), 30084 (12.5%), 30002 (18.5%), 30079 (18.2%), DeKalb County (16.2%), and Scottdale CDP (13.3%). But it's more than Clarkston city (2.1%). And it's the same as 30032 (4.6%).
| 30021 | 4.6% |
| Clarkston city | 2.1% |
| Scottdale CDP | 13.3% |
| DeKalb County | 16.2% |
Get High Income Households for all Zip Codes in Georgia.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 30021 | $35,078 | $46,950 | $63,147 | $48,875 |
| Clarkston city | $37,266 | $43,750 | $59,524 | $48,158 |
| Scottdale CDP | $49,088 | $96,833 | $97,708 | $26,447 |
| DeKalb County | $44,360 | $86,713 | $94,251 | $58,604 |
Get Median Household Income by Age of Householder for all Zip Codes in Georgia.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 30021 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 30021 | +/-$4,495 | +/-$8,134 | +/-$2,629 | +/-2.1% | +/-$10,496 | +/-$6,445 | +/-$12,771 | +/-$15,701 |
| Clarkston city | +/-$4,323 | +/-$11,456 | +/-$3,915 | +/-1.7% | +/-$5,556 | +/-$4,207 | +/-$23,473 | +/-$17,258 |
| Scottdale CDP | +/-$9,827 | +/-$9,459 | +/-$4,797 | +/-4.3% | +/-$22,465 | +/-$15,898 | +/-$20,177 | +/-$17,074 |
| DeKalb County | +/-$1,859 | +/-$1,983 | +/-$697 | +/-0.5% | +/-$5,976 | +/-$2,767 | +/-$3,775 | +/-$2,420 |