| ZIP Codes: | 7 ZIP Codes (3 Standard, 4 PO Box, 0 Unique) [See All] |
| Area Code: | 931 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 11:55:09 PM |
| Population: | 44,716 [See All] |
| FIPS: | 47177 |
| CBSA: | McMinnville, TN |
| Land Area: | 600 sq mi |
| Water Area: | 1 sq mi |
| Coordinates: | 35.6534, -85.7631 |
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44,716 residents live across 7 ZIPs covering 600 sq mi, served by 6 distinct USPS-recognized cities.
Population moved from 43,184 to 44,699 from 2014 to 2024 — a +3.5% change. 2 ZIPs gained residents, 2 lost.
The county's wealthiest ZIP 37357 (Morrison, $59,268 median) and poorest ZIP 37110 (Mcminnville, $52,932) are 13.3 miles apart — a 1.1× income gap across local geography.
Median home values vary 1.2× across this county — from $168,400 in 37357 (Morrison) to $198,000 in 37110 (Mcminnville).
Density varies 3× across the county — from 38 people/sq mi in 38581 (Rock Island) to 96 in 37110 (Mcminnville).
Educational attainment ranges from 13.9% bachelor's+ in 37110 (Mcminnville) to 16.9% in 37357 (Morrison) — the breadth of educational profiles across the area.
Within Tennessee, this is the #36 most populous of 95 counties and ranks #66 for median household income .
Weighted by population, the typical household earns about $54,080 across the county — reflecting what a typical resident sees, not a simple ZIP average.
14.4% of adults age 25+ hold a bachelor's degree or higher (4,486 of 31,097 reporting).
3 Standard delivery, 4 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 |
|---|---|---|---|---|---|---|
| 37110 | Mcminnville | Standard | 34,296 | $52,932 | 357.3 | 4.7% |
| 37357 | Morrison | Standard | 6,210 | $59,268 | 134.6 | -0.4% |
| 38581 | Rock Island | Standard | 4,079 | $55,985 | 108.0 | -1.6% |
| 37394 | Viola | PO Box | 114 | $48,523 | 0.0 | 128.0% |
| 38550 | Campaign | PO Box | 17 | — | 0.0 | — |
| 37378 | Smartt | PO Box | — | — | 0.0 | — |
| 37111 | Mcminnville | PO Box | — | — | 0.0 | — |