Knoxville, AR ZIP code
The ZIP code for Knoxville, Arkansas is 72845. It is in Johnson County.
- Population in these ZIPs
- 1,063
- Avg. median income
- $63,500population-weighted
- Typical home value
- $192,900population-weighted
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Knoxville, AR ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 72845 | 1,063 | $63,462 | $192,900 |
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 near Knoxville
- London 6 mi
- Delaware 6 mi
- Scranton 8 mi
- New Blaine 8 mi
- Lamar 9 mi
- Subiaco 10 mi
- Clarksville 13 mi
- Hartman 15 mi
- Russellville 16 mi
- Belleville 16 mi
- Dardanelle 17 mi
- Coal Hill 17 mi
Frequently asked questions
What is the ZIP code for Knoxville, AR?
The ZIP code for Knoxville, AR is 72845.
What county is Knoxville, Arkansas in?
Knoxville ZIP codes are in Johnson County.