Giridih block
| Giridih | |
|---|---|
| Community development block | |
| Coordinates: 24°10′12″N 86°18′36″E / 24.17000°N 86.31000°E | |
| Country | India | 
| State | Jharkhand | 
| District | Giridih | 
| Government | |
| • Type | Federal democracy | 
| Area | |
|  • Total | 404.55 km2 (156.20 sq mi) | 
| Elevation | 298 m (978 ft) | 
| Population  (2011) | |
|  • Total | 258,037 | 
| • Density | 640/km2 (1,700/sq mi) | 
| Languages | |
| • Official | Hindi, Urdu | 
| Time zone | UTC+5:30 (IST) | 
| PIN | 815301 (Giridih Town) 815302 (Giridih Other) | 
| Telephone/STD code | 06532 | 
| Vehicle registration | JH - 11 | 
| Lok Sabha constituency | Giridih | 
| Vidhan Sabha constituency | Giridih | 
| Website | giridih | 
Giridih is a community development block (CD block) that forms an administrative division in the Giridih Sadar subdivision of the Giridih district in the Indian state of Jharkhand.