| ZIP Codes: | 9 ZIP Codes (9 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 931 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:13:47 PM |
| Population: | 36,449 [See All] |
| FIPS: | 47103 |
| CBSA: | Fayetteville, TN |
| Land Area: | 628 sq mi |
| Water Area: | 0 sq mi |
| Coordinates: | 35.1422, -86.5751 |
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36,449 residents live across 9 ZIPs covering 628 sq mi, served by 9 distinct USPS-recognized cities.
Population moved from 34,749 to 36,449 from 2014 to 2024 — a +4.9% change. 4 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 38459 (Frankewing, $96,429 median) and poorest ZIP 37348 (Kelso, $39,542) are 21.4 miles apart — a 2.4× income gap across local geography.
Median home values vary 3.3× across this county — from $146,200 in 37328 (Elora) to $480,400 in 38453 (Dellrose).
Density varies 4× across the county — from 22 people/sq mi in 37144 (Petersburg) to 93 in 37334 (Fayetteville).
Educational attainment ranges from 8.4% bachelor's+ in 37348 (Kelso) to 38.3% in 37359 (Mulberry) — the breadth of educational profiles across the area.
Within Tennessee, this is the #43 most populous of 95 counties and ranks #24 for median household income .
Weighted by population, the typical household earns about $64,438 across the county — reflecting what a typical resident sees, not a simple ZIP average.
20.1% of adults age 25+ hold a bachelor's degree or higher (5,101 of 25,358 reporting).
9 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 37334 | Fayetteville | Standard | 23,790 | $62,525 | 256.4 | 5.3% |
| 37144 | Petersburg | Standard | 2,892 | $64,620 | 131.2 | -13.5% |
| 37335 | Flintville | Standard | 2,527 | $66,316 | 44.3 | -6.5% |
| 38488 | Taft | Standard | 2,138 | $77,875 | 58.2 | -10.0% |
| 37328 | Elora | Standard | 1,930 | $64,550 | 31.4 | 121.8% |
| 37359 | Mulberry | Standard | 1,062 | $77,941 | 36.9 | 46.7% |
| 37348 | Kelso | Standard | 1,044 | $39,542 | 29.9 | -19.1% |
| 38459 | Frankewing | Standard | 541 | $96,429 | 20.4 | -3.0% |
| 38453 | Dellrose | Standard | 525 | $75,208 | 18.8 | 76.8% |