Franklin County, TN ZIP codes
There are 9 ZIP codes in Franklin County, TN, in 8 towns, from 37306 to 37398. The largest are 37398 (Winchester), 37330 (Estill Springs) and 37324 (Decherd). 1 more crosses into it from a neighbouring county: 37388.
The county seat is Winchester.
- ZIP codes
- 9
- Partly in it
- 1 more
- Towns
- 8
- County seat
- Winchester
- County FIPS
47051- State
- Tennessee
- Population
- 43,990
- Median household income
- $63,494
- Land area
- 551 sq mi
- Metro area
- Winchester
Franklin County ZIP codes by town
- Winchester (county seat)
- 37398
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
ZIP codes partly in Franklin County
This ZIP code lies mostly in a neighbouring county but covers a twentieth or more of Franklin County.
- 37388 Tullahoma · mostly in Coffee County
Map of Franklin County ZIP codes
The ZIP codes of Franklin County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Franklin County in numbers
About 43,990 people live in Franklin County, in 17,445 households, the 36th most populous of Tennessee's 95 counties. The median household income is $63,494 a year, 9% below the Tennessee median of $69,595 (US: $80,734). The median owner-occupied home is valued at $236,900 (17% below the Tennessee median), and median gross rent is $894 a month. The median age is 42.2; 23.9% of adults 25 and over hold a bachelor's degree or higher (31.1% across Tennessee); the average commute takes 25 minutes.
| Population | 43,990 |
|---|---|
| Households | 17,445 |
| Median age | 42.2 |
| Median household income | $63,494 |
| Median home value | $236,900 |
| Median gross rent | $894 |
| Bachelor's degree or higher | 23.9% |
| Mean commute | 25.1 min |
| Population density | 80 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Franklin County
| Town | ZIP codes | Population |
|---|---|---|
| Winchester | 1 | 9,799 |
| Decherd | 1 | 2,976 |
| Sewanee | 2 | 2,936 |
| Estill Springs | 1 | 2,695 |
| Cowan | 1 | 1,934 |
| Huntland | 1 | 1,532 |
| Belvidere | 1 | 82 |
| Sherwood | 1 | 43 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Franklin County.
- Coffee County (7)
- Bedford County (7)
- Lincoln County (10)
- Marion County (9)
- Grundy County (7)
- Moore County (1)
Not sure you are in Franklin County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Franklin County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
37306 | Belvidere , TN | Standard | 1,919 | $39,375 | $223,400 |
37318 | Cowan , TN | Standard | 2,103 | $52,125 | $177,100 |
37324 | Decherd , TN | Standard | 5,628 | $50,417 | $223,200 |
37330 | Estill Springs , TN | Standard | 7,204 | $70,952 | $213,500 |
37345 | Huntland , TN | Standard | 2,659 | $58,750 | $190,100 |
37375 | Sewanee , TN | Standard | 3,866 | $71,204 | $366,700 |
37376 | Sherwood , TN | Standard | 361 | — | $213,900 |
37383 | Sewanee , TN | Standard | 344 | — | — |
37398 | Winchester , TN | Standard | 15,755 | $63,730 | $247,800 |
Cite this page
zipcodes.pro. “Franklin County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/tn/county/franklin
Underlying data is public domain or openly licensed — sources, vintages and licences.