Lester, IA ZIP code
The ZIP code for Lester, Iowa is 51242. It is in Lyon County.
- Population in these ZIPs
- 379
- Avg. median income
- $95,600population-weighted
- Typical home value
- $287,400population-weighted
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Lester, IA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 51242 | 379 | $95,625 | $287,400 |
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 Lester
- Alvord 5 mi
- Larchwood 6 mi
- Rock Rapids 9 mi
- Inwood 10 mi
- Doon 11 mi
- Rock Valley 16 mi
- George 18 mi
- Hull 18 mi
- Little Rock 22 mi
- Boyden 23 mi
- Matlock 24 mi
- Sioux Center 25 mi
Frequently asked questions
What is the ZIP code for Lester, IA?
The ZIP code for Lester, IA is 51242.
What county is Lester, Iowa in?
Lester ZIP codes are in Lyon County.