| ZIP Codes: | 3 ZIP Codes (3 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 423 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:48 PM |
| Population: | 17,183 [See All] |
| FIPS: | 47121 |
| CBSA: | Athens, TN |
| Land Area: | 273 sq mi |
| Water Area: | 24 sq mi |
| Coordinates: | 35.5000, -84.7933 |
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17,183 residents live across 3 ZIPs covering 273 sq mi, served by 3 distinct USPS-recognized cities.
Population moved from 16,051 to 17,183 from 2014 to 2024 — a +7.1% change. 2 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 37336 (Georgetown, $66,739 median) and poorest ZIP 37322 (Decatur, $57,929) are 16.2 miles apart — a 1.2× income gap across local geography.
Median home values vary 1.6× across this county — from $171,300 in 37322 (Decatur) to $266,100 in 37336 (Georgetown).
Density varies 2× across the county — from 41 people/sq mi in 37880 (Ten Mile) to 99 in 37336 (Georgetown).
Educational attainment ranges from 12.5% bachelor's+ in 37322 (Decatur) to 20.9% in 37880 (Ten Mile) — the breadth of educational profiles across the area.
Within Tennessee, this is the #72 most populous of 95 counties and ranks #41 for median household income with the #39 fastest decade growth .
Weighted by population, the typical household earns about $61,752 across the county — reflecting what a typical resident sees, not a simple ZIP average.
16.4% of adults age 25+ hold a bachelor's degree or higher (2,052 of 12,527 reporting).
3 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.