Allen, SD ZIP code
The ZIP code for Allen, South Dakota is 57714. It is in Bennett County.
- Population in these ZIPs
- 1,144
- Avg. median income
- —population-weighted
- Typical home value
- $111,600population-weighted
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Allen, SD ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 57714 | 1,144 | — | $111,600 |
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 Allen
Frequently asked questions
What is the ZIP code for Allen, SD?
The ZIP code for Allen, SD is 57714.
What county is Allen, South Dakota in?
Allen ZIP codes are in Bennett County.