Marysville is a city in Union County, Ohio, home to about 27,518 people across 16 square miles. Its ZIP code is 43040.
Homes sold for a median of $189 per square foot in the three months ending August 2026, a seller’s market.
Mostly Marysville; also Magnetic Springs
Each card is that ZIP code’s whole market, including any part outside Marysville. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Marysville’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | John Glenn Columbus International Airport (CMH)30 miles away |
|---|---|
| Nearest city of 250,000+ | Columbus, OH27 miles away |
| Nearest city of 1 million+ | Chicago, IL250 miles away |
Straight-line distances from the center of Marysville; 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.
Marysville had 25,571 residents in the 2020 census, up 60% since 2000.
It’s the 53rd 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 (6 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).
359 doctors and other health care providers list an office in Marysville.
Nearest hospitals
Providers with an office here
| Primary care doctors | 46 |
|---|---|
| Specialist doctors | 47 |
| Dentists | 27 |
| Nurse practitioners and physician assistants | 55 |
| Mental health providers | 105 |
| Physical and occupational therapists | 49 |
| Optometrists | 16 |
| Chiropractors | 14 |
| Pharmacies | 8 |
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.
Parks (25 nearby)
Grocery stores (4 nearby)
Pharmacies (3 nearby)
Libraries (1 nearby)
Counts are within about 3 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1816.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Marysville Exempted Village. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Navin Elementary SchoolMarysville | Pre-K–4 | 531 | Public | 1.0 mi |
| Edgewood Elementary SchoolMarysville | K–4 | 487 | Public | 1.4 mi |
| Mill Valley Elementary SchoolMarysville | K–4 | 403 | Public | 1.5 mi |
| Northwood ElementaryMarysville | K–4 | 617 | Public | 1.8 mi |
| Creekview Intermediate Elementary SchoolMarysville | 5–6 | 846 | Public | 1.6 mi |
| Bunsold Middle SchoolMarysville | 7–8 | 862 | Public | 3.6 mi |
| Marysville High SchoolMarysville | 9–12 | 1,100 | Public | 1.0 mi |
| Marysville STEM Early College High SchoolMarysville | 9–12 | 692 | Public | 0.6 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Trinity LutheranMarysville | Pre-K–6 | 141 | Lutheran Church–Missouri Synod | 0.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Magnetic Springs.
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.