| ZIP Codes: | 8 ZIP Codes (5 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Code: | 865 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:44 PM |
| Population: | 74,004 [See All] |
| FIPS: | 47001 |
| CBSA: | Knoxville, TN |
| Land Area: | 312 sq mi |
| Water Area: | 13 sq mi |
| Coordinates: | 36.1305, -84.1608 |
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74,004 residents live across 8 ZIPs covering 312 sq mi, served by 6 distinct USPS-recognized cities.
Population moved from 68,339 to 74,004 from 2014 to 2024 — a +8.3% change. 3 ZIPs gained residents, 3 lost.
The county's wealthiest ZIP 37705 (Andersonville, $79,262 median) and poorest ZIP 37710 (Briceville, $28,362) are 14.5 miles apart — a 2.8× income gap across local geography.
Median home values vary 3.5× across this county — from $90,600 in 37710 (Briceville) to $315,200 in 37828 (Norris).
Density varies 28× across the county — from 16 people/sq mi in 37710 (Briceville) to 458 in 37830 (Oak Ridge).
Educational attainment ranges from 6.5% bachelor's+ in 37710 (Briceville) to 54.6% in 37828 (Norris) — the breadth of educational profiles across the area.
Within Tennessee, this is the #19 most populous of 95 counties and ranks #36 for median household income with the #33 fastest decade growth .
Weighted by population, the typical household earns about $68,646 across the county — reflecting what a typical resident sees, not a simple ZIP average.
29.5% of adults age 25+ hold a bachelor's degree or higher (15,595 of 52,953 reporting).
5 Standard delivery, 3 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 37830 | Oak Ridge | Standard | 33,038 | $72,269 | 72.2 | 11.0% |
| 37716 | Clinton | Standard | 27,425 | $64,915 | 85.6 | 8.0% |
| 37769 | Rocky Top | Standard | 5,848 | $61,250 | 32.1 | -0.1% |
| 37705 | Andersonville | Standard | 5,239 | $79,262 | 52.1 | 17.2% |
| 37828 | Norris | PO Box | 1,371 | $78,750 | 4.4 | -22.6% |
| 37710 | Briceville | Standard | 1,083 | $28,362 | 65.9 | -0.6% |
| 37717 | Clinton | PO Box | — | — | 0.0 | — |
| 37831 | Oak Ridge | PO Box | — | — | 0.0 | — |