Miamisburg city, Ohio
Official LSAD Designation: Miamisburg city • Census GEOID: 3949434
• Montgomery County
Miamisburg city is an incorporated city in Montgomery County, Ohio. According to official records from the Census (2025), Miamisburg city had an estimated population of 20,414 residents. Official Census Bureau geographic records classify this community under LSAD designation Miamisburg city (GEOID 3949434).
Local Government Administration U.S. Census Bureau GMAF
City Of Miamisburg
Municipal
Official Title:
Development Dir
Address:
10 N 1ST ST, MIAMISBURG OH 45342-2300
County Of Montgomery
County
Official Title:
Assistant County Administrator
Address:
451 W THIRD STREET, DAYTON OH 45422-1535
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 20,414 | 2025 |
| Median Household Income | $82,900 | 2020-2024 |
| Median Home Value | $231,300 | 2020-2024 |
| Land Area | 12.26 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).