Nahan
| Nahan | |
|---|---|
| Town | |
| The Fort of Nahan, the capital of princely-state of Sirmaur, c. 1850 | |
| Coordinates: 30°33′N 77°18′E / 30.55°N 77.3°E | |
| Country | India | 
| State | Himachal Pradesh | 
| District | Sirmaur | 
| Elevation | 932 m (3,058 ft) | 
| Population  (2011) | |
|  • Total | 28,899 | 
| • Rank | 5 in HP | 
| Languages | |
| • Official | Hindi | 
| Time zone | UTC+5:30 (IST) | 
| PIN | 173001  | 
| Vehicle registration | HP-18, HP-71 | 
| Climate | Csa | 
Nahan is a town located in the Indian state of Himachal Pradesh and serves as the administrative headquarters of the Sirmaur district. It was formerly the capital of the princely state of Sirmur. Nahan is also known as the "Town of Ponds".