Clayton County, Iowa
Clayton County is a county in Iowa. Its county FIPS code is 19043. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 19043
- Representative coordinates
- 42.840985, -91.323576
- County type
- County
- County seat or government
- Elkader
- Resident population, July 2025
- 16,845
- Land area
- 2,016.211 km²
- Water area
- 36.692 km²
- State
- Iowa
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Clayton 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
50606 · 52035 · 52042 · 52043 · 52044 · 52047 · 52048 · 52049 · 52050 · 52052 · 52053 · 52066 · 52072 · 52073 · 52076 · 52077 · 52135 · 52141 · 52156 · 52157 · 52158 · 52159 · 52162 · 52169
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.
- Clayton city, IA
- Edgewood city, IA
- Elkader city, IA
- Elkport city, IA
- Farmersburg city, IA
- Garber city, IA
- Garnavillo city, IA
- Guttenberg city, IA
- Luana city, IA
- McGregor city, IA
- Marquette city, IA
- Monona city, IA
- North Buena Vista city, IA
- Osterdock city, IA
- Postville city, IA
- St. Olaf city, IA
- Strawberry Point city, IA
- Volga city, IA
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.