Saint Marys, OH ZIP code
The ZIP code for Saint Marys (also written St. Marys), Ohio is 45885. It is in Auglaize County.
- Population in these ZIPs
- 12,753
- Avg. median income
- $78,600population-weighted
- Typical home value
- $209,400population-weighted
- Metro area
- Wapakoneta, OH
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Saint Marys, OH ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 45885 | 12,753 | $78,550 | $209,400 |
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 Saint Marys
- New Knoxville 8 mi
- Buckland 8 mi
- New Bremen 8 mi
- Mendon 10 mi
- Spencerville 10 mi
- Montezuma 10 mi
- Chickasaw 11 mi
- Celina 11 mi
- Kettlersville 11 mi
- Minster 12 mi
- Elgin 13 mi
- Wapakoneta 13 mi
Frequently asked questions
What is the ZIP code for Saint Marys, OH?
The ZIP code for Saint Marys, OH is 45885.
What county is Saint Marys, Ohio in?
Saint Marys ZIP codes are in Auglaize County.