Cobb
Source:
Georgia
Cobb is a major-metro county in Georgia with 17 ZIP codes, 685,417 people, and top-decile household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.
National county placement
According to ACS 5-Year Estimates, Cobb, GA sits among US counties with a top-decile household income, on a major-metro county population base, across a multi-ZIP patchwork.
- Top 6%
- household income vs 3,210 US counties
- 685,417
- combined ZIP population
- 17
- USPS ZIP codes covered
- $102,012
- avg ZIP median income
Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.
Cobb lands in the national county income distribution as top-decile household income on major-metro county footing (FIPS 13067, 17 ZIPs, combined population 685,417). Sort the ZIP table by population before treating the county mean as uniform.
High-income counties with wide ZIP mosaics hide sharp internal gradients. The densest ZIP here is 30062 (Marietta) with 62,136 residents - open it beside a thin rural code from the table before treating the county mean as uniform. HUD Fair Market Rents and FBI county tables attach to FIPS 13067, so scorecards stay county-keyed while household income stays ZIP-keyed.
Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.
17
Total ZIPs
685,417
Total Population
ZIP Codes in Cobb
Side-by-side: Compare 30062 vs 30127 →
| ZIP Code | City | Population | Density |
|---|---|---|---|
| 30062 | Marietta | 62,136 | 929 |
| 30127 | Powder Springs | 60,347 | 459 |
| 30101 | Acworth | 54,373 | 520 |
| 30066 | Marietta | 52,936 | 750 |
| 30144 | Kennesaw | 52,252 | 894 |
| 30080 | Smyrna | 49,905 | 1,415 |
| 30064 | Marietta | 46,076 | 558 |
| 30067 | Marietta | 45,182 | 1,178 |
| 30152 | Kennesaw | 40,393 | 741 |
| 30126 | Mableton | 37,088 | 691 |
| 30060 | Marietta | 34,562 | 814 |
| 30068 | Marietta | 31,595 | 851 |
| 30008 | Marietta | 29,822 | 1,218 |
| 30082 | Smyrna | 25,905 | 953 |
| 30168 | Austell | 24,241 | 749 |
| 30106 | Austell | 20,300 | 632 |
| 30339 | Atlanta | 18,304 | 861 |
Frequently Asked Questions
What is the population of Cobb?
Cobb has a total population of 685,417 across 17 ZIP codes, based on U.S. Census Bureau ACS 2023 data.
What ZIP codes are in Cobb?
Cobb includes 17 ZIP codes: 30062, 30127, 30101, 30066, 30144, 30080, 30064, 30067, 30152, 30126, and more.