Johnson County, Tennessee ZIP codes
5 ZIP codes are in Johnson County.
- ZIP codes
- 5
- Population in these ZIPs
- 19,304
- Avg. median income
- $54,300population-weighted
- Cities & towns
- 5
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ZIP codes in Johnson County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 37640 | Butler | 3,851 | $55,402 | $306,600 |
| 37680 | Laurel Bloomery | 897 | $48,324 | $190,500 |
| 37683 | Mountain City | 12,943 | $55,979 | $233,700 |
| 37688 | Shady Valley | 1,138 | $53,333 | $233,800 |
| 37691 | Trade | 475 | $13,976 | $266,800 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Johnson County
Nearby counties
Frequently asked questions
How many ZIP codes are in Johnson County, Tennessee?
5 ZIP codes are mainly in Johnson County.
What cities are in Johnson County?
ZIP codes in Johnson County use the city names Butler, Laurel Bloomery, Mountain City, Shady Valley and Trade.