Mountainburg, AR ZIP code
The ZIP code for Mountainburg, Arkansas is 72946. It is in Crawford County.
- Population in these ZIPs
- 3,844
- Avg. median income
- $75,500population-weighted
- Typical home value
- $211,300population-weighted
- Metro area
- Fort Smith, AR-OK
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Mountainburg, AR ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 72946 | 3,844 | $75,494 | $211,300 |
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 Mountainburg
Frequently asked questions
What is the ZIP code for Mountainburg, AR?
The ZIP code for Mountainburg, AR is 72946.
What county is Mountainburg, Arkansas in?
Mountainburg ZIP codes are in Crawford County.