Johnson County, TN ZIP Codes
5 ZIP codes cover all or part of Johnson County, Tennessee: 37683, 37640, 37688, 37680 and 37691. The Census Bureau counts 18,196 residents in the county, with a median household income of $53,129 and a median home value of $178,600. Median household income ranges from $53,333 in 37688 to $55,979 in 37683. Its largest communities include Mountain City and Butler.
Johnson County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 18,196 |
| Households | 7,298 |
| Median household income | $53,129 |
| Median home value | $178,600 |
| Median age | 46.7 |
| Median rent | $674 |
All 5 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 19,304 |
| Households (sum of ZIP codes) | 7,855 |
| Median household income, range across ZIP codes | $53,333 (37688) to $55,979 (37683) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $55,618 |
| Homeowners | 78.3% |
| Households with kids under 18 | 24.4% |
| Moved in the past year | 11.6% |
| Carrier routes in EDDM2GO's route library | 17 routes, 9,168 homes (5 of 5 ZIP codes) |
Top facts
- Highest median household income in Johnson County: 37683 ($55,979)
- Most residents: 37683 (12,943 people)
- Highest homeownership: 37688 (85.9% own their home)
- Most households with kids: 37683 (27.5% of households)
- Most new movers: 37683 (12.8% moved in last year)
- Youngest median age: 37683 (45.5 years)
- Highest median home value: 37683 ($177,000)
Every ZIP code in Johnson County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 37683 | Mountain City | 12,943 | 4,740 | $55,979 | $177,000 | 76.9% | 27.5% | 12.8% | 10 | 5,968 | 100% of its land |
| 37640 | Butler | 3,851 | 1,899 | $55,402 | $174,000 | 85.8% | 18.1% | 10.8% | 4 | 2,159 | 64% of its land |
| 37688 | Shady Valley | 1,138 | 568 | $53,333 | $164,300 | 85.9% | 15.3% | 11.7% | 1 | 598 | 100% of its land |
| 37680 | Laurel Bloomery | 897 | 378 | $48,324 | $336,500 | 66.1% | 27.2% | 0.8% | 1 | 378 | 100% of its land |
| 37691 | Trade | 475 | 270 | $13,976 | $310,300 | 51.9% | 28.5% | 3.9% | 1 | 485 | 100% of its land |
A ZIP code is listed for Johnson County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Mountain City — 2,542 residents · 1 ZIP code
- Butler — 127 residents · 1 ZIP code
Price a mailing to Johnson County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Johnson County, TN?
- 37683, 37640, 37688, 37680 and 37691. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Johnson County?
- 18,196 residents in 7,298 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Johnson County?
- $53,129 for the county as a whole. Its ZIP codes range from $53,333 (37688) to $55,979 (37683).
- Which Johnson County ZIP code has the highest median household income?
- 37683, at $55,979, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Johnson County?
- For the 5 of 5 ZIP codes in EDDM2GO's stored route library: 17 carrier routes reaching 9,168 residential and 419 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.