Gaienhofen
| Gaienhofen   | |
|---|---|
| Gaienhofen seen from Switzerland | |
| Location of Gaienhofen   within Konstanz   district | |
| Coordinates: 47°40′59″N 8°58′56″E / 47.68306°N 8.98222°E | |
| Country | Germany | 
| State | Baden-Württemberg | 
| Admin. region | Freiburg | 
| District | Konstanz | 
| Government | |
| • Mayor (2022–30) | Jürgen Maas | 
| Area | |
|  • Total | 12.55 km2 (4.85 sq mi) | 
| Elevation | 425 m (1,394 ft) | 
| Population  (2023-12-31) | |
|  • Total | 3,351 | 
| • Density | 270/km2 (690/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Postal codes | 78343 | 
| Dialling codes | 07735 | 
| Vehicle registration | KN | 
| Website | www.gaienhofen.de | 
Gaienhofen is a municipality in the district of Konstanz in Baden-Württemberg in Germany. It is located at the border with Switzerland.
Since 1974, Gaienhofen consists of four villages: Gaienhofen, Gundholzen, Hemmenhofen and Horn. Attractions, apart from the Lake of Constance, include the Hermann-Hesse-Höri-Museum and the Museum Haus Dix.