Middletown, IA ZIP code
The ZIP code for Middletown, Iowa is 52638. It is in Des Moines County.
- Population in these ZIPs
- 508
- Avg. median income
- $59,200population-weighted
- Typical home value
- $194,300population-weighted
- Metro area
- Burlington, IA-IL
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Middletown, IA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 52638 | 508 | $59,167 | $194,300 |
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 Middletown
- West Burlington 3 mi
- Danville 6 mi
- Denmark 7 mi
- Burlington 7 mi
- Wever 7 mi
- Sperry 11 mi
- New London 11 mi
- Fort Madison 12 mi
- West Point 12 mi
- Yarmouth 14 mi
- Saint Paul 15 mi
- Mediapolis 16 mi
Frequently asked questions
What is the ZIP code for Middletown, IA?
The ZIP code for Middletown, IA is 52638.
What county is Middletown, Iowa in?
Middletown ZIP codes are in Des Moines County.