| ZIP Codes: | 2 ZIP Codes (2 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 423 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 11:55:08 PM |
| Population: | 23,968 [See All] |
| FIPS: | 47153 |
| CBSA: | Chattanooga, TN-GA |
| Land Area: | 349 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 35.2906, -85.4561 |
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23,968 residents live across 2 ZIPs covering 349 sq mi, served by 2 distinct USPS-recognized cities.
Population moved from 22,208 to 23,968 from 2014 to 2024 — a +7.9% change. 2 ZIPs gained residents, 0 lost.
The county's wealthiest ZIP 37327 (Dunlap, $60,584 median) and poorest ZIP 37397 (Whitwell, $54,750) are 17.2 miles apart — a 1.1× income gap across local geography.
Median home values vary 1.4× across this county — from $173,200 in 37397 (Whitwell) to $246,000 in 37327 (Dunlap).
Density varies 1× across the county — from 68 people/sq mi in 37397 (Whitwell) to 69 in 37327 (Dunlap).
Educational attainment ranges from 12.6% bachelor's+ in 37397 (Whitwell) to 20.9% in 37327 (Dunlap) — the breadth of educational profiles across the area.
Within Tennessee, this is the #60 most populous of 95 counties and ranks #54 for median household income with the #36 fastest decade growth .
Weighted by population, the typical household earns about $58,031 across the county — reflecting what a typical resident sees, not a simple ZIP average.
17.2% of adults age 25+ hold a bachelor's degree or higher (2,978 of 17,273 reporting).
2 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.