Grundy Center, IA ZIP code
The ZIP code for Grundy Center, Iowa is 50638. It is in Grundy County.
- Population in these ZIPs
- 3,441
- Avg. median income
- $85,200population-weighted
- Typical home value
- $195,900population-weighted
- Metro area
- Waterloo-Cedar Falls, IA
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Grundy Center, IA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 50638 | 3,441 | $85,223 | $195,900 |
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 Grundy Center
Frequently asked questions
What is the ZIP code for Grundy Center, IA?
The ZIP code for Grundy Center, IA is 50638.
What county is Grundy Center, Iowa in?
Grundy Center ZIP codes are in Grundy County.