Miami County, Indiana
Miami County is a county in Indiana. Its county FIPS code is 18103. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 18103
- Representative coordinates
- 40.772805, -86.044244
- County type
- County
- County seat or government
- Peru
- Resident population, July 2025
- 34,487
- Land area
- 968.247 km²
- Water area
- 9.185 km²
- State
- Indiana
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Miami County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Indiana/Indianapolis | UTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
46901 · 46910 · 46911 · 46914 · 46919 · 46926 · 46932 · 46951 · 46958 · 46959 · 46970 · 46971 · 46974 · 46992
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.