Storm Lake, IA ZIP code
The ZIP code for Storm Lake, Iowa is 50588. It is in Buena Vista County.
- Population in these ZIPs
- 13,431
- Avg. median income
- $70,900population-weighted
- Typical home value
- $193,700population-weighted
- Metro area
- Storm Lake, IA
Loading map…
Click anywhere on the map to see which ZIP code it's in.
Storm Lake, IA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 50588 | 13,431 | $70,906 | $193,700 |
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 Storm Lake
Frequently asked questions
What is the ZIP code for Storm Lake, IA?
The ZIP code for Storm Lake, IA is 50588.
What county is Storm Lake, Iowa in?
Storm Lake ZIP codes are in Buena Vista County.