Plymouth, IN micro area ZIP codes
The Plymouth, IN micropolitan statistical area (CBSA 38500) covers 1 county in Indiana and 9 ZIP codes.
- ZIP codes
- 9
- Population
- 46,513
- Avg. median income
- $72,300population-weighted
- Counties
- 1
Click anywhere on the map to see which ZIP code it's in.
Counties in the Plymouth, IN area
ZIP codes in the Plymouth, IN area
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 46501 | Argos | Marshall County | 3,780 | $64,172 | $234,700 |
| 46504 | Bourbon | Marshall County | 3,500 | $74,567 | $251,500 |
| 46506 | Bremen | Marshall County | 9,994 | $79,386 | $280,300 |
| 46511 | Culver | Marshall County | 3,755 | $58,293 | $351,000 |
| 46513 | Donaldson | Marshall County | 0 | — | — |
| 46537 | Lapaz | Marshall County | 475 | $64,063 | $168,300 |
| 46563 | Plymouth | Marshall County | 23,615 | $73,293 | $251,000 |
| 46570 | Tippecanoe | Marshall County | 1,279 | $54,185 | $245,900 |
| 46572 | Tyner | Marshall County | 115 | $125,250 | $156,800 |
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
Frequently asked questions
How many ZIP codes are in the Plymouth, IN micro area?
9 ZIP codes, based on each ZIP code's main county.
Which counties make up the Plymouth, IN area?
Marshall County.
What is an MSA?
A metropolitan statistical area (MSA) is a core city of 50,000+ people plus the surrounding counties tied to it by commuting, as defined by the U.S. Office of Management and Budget. Micropolitan areas have a core of 10,000–50,000. Together they are called core-based statistical areas (CBSAs).