Mendon is a village in Mercer County, Ohio, home to about 713 people across 0.6 square miles. Its ZIP code is 45862.
Homes sold for a median of $158 per square foot in the three months ending August 2026.
Each card is that ZIP code’s whole market, including any part outside Mendon. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | John Glenn Columbus International Airport (CMH)97 miles away |
|---|---|
| Closer regional airport | Fort Wayne International Airport (FWA)41 miles away |
| Nearest city of 250,000+ | Fort Wayne, IN43 miles away |
| Nearest city of 1 million+ | Chicago, IL183 miles away |
Straight-line distances from the center of Mendon; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Mendon had 628 residents in the 2020 census, down 10% since 2000.
It’s the 780th largest of 1,264 towns in Ohio by population.
Mercer County grew from 28,021 residents in 1900 to 42,528 in 2020.
Mercer County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 19°F. About 40.1 inches of rain and melted snow fall in a typical year, with about 29 inches of snow.
Source: NOAA 1991–2020 climate normals, Celina 3 Ne, OH weather station (8 miles away).
17,679 jobs at 1,050 businesses in Mercer County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Mendon.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 1 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.