Plymouth, IA ZIP code
The ZIP code for Plymouth, Iowa is 50464. It is in Cerro Gordo County.
- Population in these ZIPs
- 694
- Avg. median income
- $91,800population-weighted
- Typical home value
- $199,400population-weighted
- Metro area
- Mason City, IA
Loading map…
Click anywhere on the map to see which ZIP code it's in.
Plymouth, IA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 50464 | 694 | $91,750 | $199,400 |
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 Plymouth
- Rock Falls 3 mi
- Grafton 6 mi
- Nora Springs 7 mi
- Manly 8 mi
- Mason City 9 mi
- Kensett 11 mi
- Rudd 12 mi
- Carpenter 12 mi
- Saint Ansgar 13 mi
- Osage 14 mi
- Hanlontown 16 mi
- Rockford 16 mi
Frequently asked questions
What is the ZIP code for Plymouth, IA?
The ZIP code for Plymouth, IA is 50464.
What county is Plymouth, Iowa in?
Plymouth ZIP codes are in Cerro Gordo County.