Miamisburg is a city in Montgomery County, Ohio, home to about 19,948 people across 12 square miles. Its ZIP code is 45342, and parts of 45449 are in Miamisburg too.
Homes sold for a median of $156 per square foot in the three months ending August 2026, a seller’s market.
Mostly Miamisburg; also West Carrollton and Springboro
Mostly West Carrollton; part is in Miamisburg
Each card is that ZIP code’s whole market, including any part outside Miamisburg. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Miamisburg’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Miamisburg well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Cincinnati Northern Kentucky International Airport (CVG)46 miles away |
|---|---|
| Closer regional airport | James M. Cox Dayton International Airport (DAY)19 miles away |
| Nearest city of 250,000+ | Cincinnati, OH36 miles away |
| Nearest city of 1 million+ | Chicago, IL235 miles away |
Straight-line distances from the center of Miamisburg; 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.
Miamisburg had 19,923 residents in the 2020 census, up 2% since 2000.
It’s the 90th largest of 1,264 towns in Ohio by population.
Montgomery County grew from 130,146 residents in 1900 to 537,309 in 2020.
Montgomery County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 22°F. About 40.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Dayton Wright Bros Ap, OH weather station (3 miles away).
234,881 jobs at 10,930 businesses in Montgomery County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
373 doctors and other health care providers list an office in Miamisburg.
Nearest hospitals
Providers with an office here
| Primary care doctors | 59 |
|---|---|
| Specialist doctors | 53 |
| Dentists | 11 |
| Nurse practitioners and physician assistants | 136 |
| Mental health providers | 59 |
| Physical and occupational therapists | 47 |
| Optometrists | 6 |
| Chiropractors | 2 |
| Pharmacies | 12 |
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 (2 nearby)
Pharmacies (2 nearby)
Libraries (3 nearby)
Museums (1 nearby)
Theaters and performance venues (1 nearby)
Counts are within about 2.5 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 1797.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Miamisburg City. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Bear Primary SchoolMiamisburg | Pre-K–2 | 170 | Public | 1.9 mi |
| Maddux-Lang PreschoolMiamisburg | Pre-K | 205 | Public | 2.9 mi |
| Medlar View Primary SchoolMiamisburg | Pre-K–2 | 352 | Public | 2.0 mi |
| Mark Twain Primary SchoolMiamisburg | K–2 | 254 | Public | 1.3 mi |
| Miamisburg Online SchoolMiamisburg | K–12 | — | Public | 1.0 mi |
| Jane Chance Intermediate SchoolMiamisburg | 3–5 | 329 | Public | 3.0 mi |
| Kinder Intermediate SchoolMiamisburg | 3–5 | 396 | Public | 1.0 mi |
| Mound Intermediate SchoolMiamisburg | 3–5 | 306 | Public | 0.5 mi |
| Miamisburg Middle SchoolMiamisburg | 6–8 | 1,105 | Public | 0.8 mi |
| Miamisburg High SchoolMiamisburg | 9–12 | 1,437 | Public | 0.6 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Bishop Leibold WestMiamisburg | Pre-K–2 | 120 | Roman Catholic | 1.2 mi |
| Creative World of MontessoriMiamisburg | Pre-K–K | 14 | Nonsectarian | 0.4 mi |
| Dayton Christian SchoolMiamisburg | Pre-K–12 | 832 | Christian (no specific denomination) | 3.3 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 West Carrollton, Springboro and Moraine.
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.