| Place | Type | AsNotedIn |
|---|---|---|
| Ceres | Place |
|
| Clayton | Place |
|
| Driftless Area National Wildlife Refuge | Place |
|
| Elkader | Town |
|
| Garnavillo | Place |
|
| Guttenberg | Place |
|
| Littleport | Place |
|
| Marquette | Place |
|
| McGregor | Place |
|
| Mederville | Place |
|
| Millville | Place |
|
| Osterdock | Place |
|
| Pikes Peak State Park | River Environment | |
| St Olaf | Place |
|
| Strawberry Point | Place |
|
| Volga City | Village |
|
| Physiographic Features | Type | AsNotedIn |
|---|---|---|
| The Driftless Area | Physiographic Section |
| Particulars for Clayton County: | |
|---|---|
| Locale Type | US County |
As an Amazon Associate I earn from qualifying purchases.