Franklin County, Missouri
Franklin County is a county in Missouri. Its county FIPS code is 29071. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 29071
- Representative coordinates
- 38.413003, -91.072832
- County type
- County
- County seat or government
- Union
- Resident population, July 2025
- 108,090
- Land area
- 2,389.24 km²
- Water area
- 20.928 km²
- State
- Missouri
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Franklin County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Chicago | UTC-06:00 in January; UTC-05:00 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
63005 · 63013 · 63014 · 63015 · 63037 · 63039 · 63041 · 63055 · 63056 · 63060 · 63061 · 63068 · 63069 · 63072 · 63073 · 63077 · 63079 · 63080 · 63084 · 63089 · 63090 · 63091 · 65441
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.
- Berger city, MO
- Charmwood town, MO
- Gerald city, MO
- Gray Summit CDP, MO
- Lake St. Clair CDP, MO
- Leslie village, MO
- Miramiguoa Park village, MO
- New Haven city, MO
- Oak Grove Village village, MO
- Pacific city, MO
- Parkway village, MO
- St. Clair city, MO
- Stanton CDP, MO
- Sullivan city, MO
- Union city, MO
- Villa Ridge CDP, MO
- Washington city, MO
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.