Oppenau
| Oppenau   | |
|---|---|
| Location of Oppenau   within Ortenaukreis   district | |
| Coordinates: 48°28′25″N 08°09′34″E / 48.47361°N 8.15944°E | |
| Country | Germany | 
| State | Baden-Württemberg | 
| Admin. region | Freiburg | 
| District | Ortenaukreis | 
| Subdivisions | five Ortsteile | 
| Government | |
| • Mayor (2017–25) | Uwe Gaiser (Ind.) | 
| Area | |
|  • Total | 73.04 km2 (28.20 sq mi) | 
| Elevation | 277 m (909 ft) | 
| Population  (2023-12-31) | |
|  • Total | 4,866 | 
| • Density | 67/km2 (170/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Postal codes | 77724–77728 | 
| Dialling codes | 07804 | 
| Vehicle registration | OG, BH, KEL, LR, WOL | 
| Website | www.oppenau.de | 
Oppenau (German: [ˈɔ.pə.naʊ̯] ⓘ) is a city located in the state of Baden-Württemberg, Germany. It has a population of 4,700 inhabitants.