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St. Marys, OH Demographics & ZIP Codes
St. Marys, Ohio demographics and median household income by ZIP code (in Auglaize County) — 1 ZIP codes — population 12,744 — median income $75,054 — avg. home value $153,900. Compare income, housing, and population across ZIP codes on US5.
Population
12,744
Median household income (avg.)
$75,054
100% of U.S. median
Average home value
$153,900
44% of U.S. median
Average rent
$685
59% of U.S. median
Median age (avg.)
39.7
St. Marys demographics
St. Marys, Ohio covers 1 ZIP code primarily in Auglaize County, with a combined ZIP-area population of about 12,744.
Across ZIP codes with age data, the average median age is about 39.7 years.
Median household income in St. Marys
The average median household income across ZIP codes in St. Marys, Ohio is about $75,054 — about 5% above the OH ZIP average ($71,257), and about even with the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $75,054 in 45885.
Housing in St. Marys
For housing in St. Marys, Ohio, the average median home value is about $153,900 and the average median rent is about $685.
The most populous ZIP in this set is 45885 (about 12,744 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in St. Marys
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 45885 | St. Marys | Auglaize County | OH | 12,744 | $75,054 | $153,900 |
Frequently asked questions
What are the demographics of St. Marys?
St. Marys, Ohio has a combined ZIP-area population of about 12,744 across 1 ZIP codes (primarily Auglaize County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in St. Marys?
The average median household income across ZIP codes in St. Marys, Ohio is about $75,054, about 5% above the state ZIP average ($71,257), and near the U.S. median ($75,149). Average median home value is about $153,900.
How many ZIP codes are in St. Marys?
St. Marys, Ohio includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for St. Marys?
This page lists ZIP codes in St. Marys, Ohio with population, median household income, and home value. Select a ZIP for a full demographics profile.