| ZIP Codes: | 6 ZIP Codes (6 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 706 / 762 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 11:53:06 PM |
| Population: | 81,697 [See All] |
| FIPS: | 13295 |
| CBSA: | Chattanooga, TN-GA |
| Land Area: | 379 sq mi |
| Water Area: | 1 sq mi |
| Coordinates: | 34.8460, -85.3141 |
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81,697 residents live across 6 ZIPs covering 379 sq mi, served by 6 distinct USPS-recognized cities.
Population moved from 80,239 to 81,697 from 2014 to 2024 — a +1.8% change. 3 ZIPs gained residents, 3 lost.
The county's wealthiest ZIP 30750 (Lookout Mountain, $107,917 median) and poorest ZIP 30725 (Flintstone, $49,699) are 1.7 miles apart — a 2.2× income gap across local geography.
Median home values vary 3.0× across this county — from $152,200 in 30728 (La Fayette) to $449,300 in 30750 (Lookout Mountain).
Density varies 12× across the county — from 107 people/sq mi in 30728 (La Fayette) to 1,269 in 30741 (Rossville).
Educational attainment ranges from 14.9% bachelor's+ in 30728 (La Fayette) to 58.3% in 30750 (Lookout Mountain) — the breadth of educational profiles across the area.
Within Georgia, this is the #33 most populous of 161 counties and ranks #47 for median household income .
Weighted by population, the typical household earns about $64,583 across the county — reflecting what a typical resident sees, not a simple ZIP average.
21.4% of adults age 25+ hold a bachelor's degree or higher (12,342 of 57,790 reporting).
6 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 30741 | Rossville | Standard | 30,041 | $58,834 | 23.7 | -2.2% |
| 30728 | La Fayette | Standard | 18,790 | $55,455 | 174.9 | -4.1% |
| 30707 | Chickamauga | Standard | 16,686 | $74,360 | 125.9 | 6.2% |
| 30739 | Rock Spring | Standard | 6,746 | $76,600 | 25.6 | 22.5% |
| 30725 | Flintstone | Standard | 5,304 | $49,699 | 16.5 | 36.0% |
| 30750 | Lookout Mountain | Standard | 4,130 | $107,917 | 12.3 | -14.2% |