| ZIP Codes: | 7 ZIP Codes (5 Standard, 1 PO Box, 1 Unique) [See All] |
| Area Codes: | 615 / 629 / 931 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 11:55:04 PM |
| Population: | 51,787 [See All] |
| FIPS: | 47003 |
| CBSA: | Shelbyville, TN |
| Land Area: | 468 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 35.5154, -86.4244 |
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51,787 residents live across 7 ZIPs covering 468 sq mi, served by 5 distinct USPS-recognized cities.
Population moved from 46,262 to 51,787 from 2014 to 2024 — a +11.9% change. 3 ZIPs gained residents, 2 lost.
The county's wealthiest ZIP 37180 (Unionville, $96,500 median) and poorest ZIP 37160 (Shelbyville, $64,800) are 9.2 miles apart — a 1.5× income gap across local geography.
Median home values vary 1.4× across this county — from $245,300 in 37183 (Wartrace) to $345,100 in 37020 (Bell Buckle).
Density varies 4× across the county — from 42 people/sq mi in 37183 (Wartrace) to 166 in 37160 (Shelbyville).
Educational attainment ranges from 13.7% bachelor's+ in 37180 (Unionville) to 44.1% in 37360 (Normandy) — the breadth of educational profiles across the area.
Within Tennessee, this is the #31 most populous of 95 counties and ranks #10 for median household income with the #16 fastest decade growth .
Hosts 1 single-entity Unique ZIP: 37161National Pen Company .
Weighted by population, the typical household earns about $70,803 across the county — reflecting what a typical resident sees, not a simple ZIP average.
18.5% of adults age 25+ hold a bachelor's degree or higher (6,433 of 34,779 reporting).
5 Standard delivery, 1 PO Box only, 1 single-entity Unique ZIPs serve this county.
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 |
|---|---|---|---|---|---|---|
| 37160 | Shelbyville | Standard | 38,148 | $64,800 | 229.8 | 17.3% |
| 37020 | Bell Buckle | Standard | 5,000 | $86,034 | 94.5 | -13.0% |
| 37183 | Wartrace | Standard | 3,523 | $81,126 | 83.8 | -0.3% |
| 37180 | Unionville | Standard | 3,397 | $96,500 | 31.2 | 15.5% |
| 37360 | Normandy | Standard | 1,719 | $87,782 | 28.7 | 12.3% |
| 37161 | Shelbyville | Unique | — | — | 0.0 | — |
| 37162 | Shelbyville | PO Box | — | — | 0.0 | — |