Long Lake, SD ZIP code
The ZIP code for Long Lake, South Dakota is 57457. It is in McPherson County.
- Population in these ZIPs
- 108
- Avg. median income
- $140,400population-weighted
- Typical home value
- —population-weighted
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Long Lake, SD ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 57457 | 108 | $140,417 | — |
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 Long Lake
Frequently asked questions
What is the ZIP code for Long Lake, SD?
The ZIP code for Long Lake, SD is 57457.
What county is Long Lake, South Dakota in?
Long Lake ZIP codes are in McPherson County.