Magnetic Springs is a village in Union County, Ohio, home to about 359 people across 0.2 square miles. Its ZIP code is 43036, and parts of 43040 are in Magnetic Springs too.
Homes sold for a median of $188 per square foot in the three months ending August 2026.
All in Magnetic Springs
Mostly Marysville; part is in Magnetic Springs
Each card is that ZIP code’s whole market, including any part outside Magnetic Springs. 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)31 miles away |
|---|---|
| Nearest city of 250,000+ | Columbus, OH28 miles away |
| Nearest city of 1 million+ | Chicago, IL252 miles away |
Straight-line distances from the center of Magnetic Springs; 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.
Magnetic Springs had 267 residents in the 2020 census, down 17% since 2000.
It’s the 969th largest of 1,264 towns in Ohio by population.
Union County grew from 22,342 residents in 1900 to 62,784 in 2020.
Union County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 21°F. About 40.6 inches of rain and melted snow fall in a typical year, with about 24 inches of snow.
Source: NOAA 1991–2020 climate normals, Marysville, OH weather station (9 miles away).
29,795 jobs at 1,240 businesses in Union County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
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Shares ZIP codes with Marysville.
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.