Lake Mills, IA ZIP code
The ZIP code for Lake Mills, Iowa is 50450. It is in Winnebago County.
- Population in these ZIPs
- 2,952
- Avg. median income
- $76,100population-weighted
- Typical home value
- $172,300population-weighted
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Lake Mills, IA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 50450 | 2,952 | $76,125 | $172,300 |
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 Lake Mills
- Joice 7 mi
- Leland 7 mi
- Scarville 8 mi
- Hanlontown 11 mi
- Fertile 12 mi
- Thompson 13 mi
- Northwood 14 mi
- Forest City 14 mi
- Kensett 15 mi
- Manly 18 mi
- Crystal Lake 19 mi
- Rake 20 mi
Frequently asked questions
What is the ZIP code for Lake Mills, IA?
The ZIP code for Lake Mills, IA is 50450.
What county is Lake Mills, Iowa in?
Lake Mills ZIP codes are in Winnebago County.