Gangasagar
| Gangasagar | |
|---|---|
| Village | |
| Kapil Muni Ashram | |
| Coordinates: 21°39′10″N 88°04′31″E / 21.6528°N 88.0753°E | |
| Country | India | 
| State | West Bengal | 
| District | South 24 Parganas | 
| CD Block | Sagar | 
| Area | |
|  • Total | 12.26 km2 (4.73 sq mi) | 
| Elevation | 4 m (13 ft) | 
| Population  (2011) | |
|  • Total | 10,340 | 
| • Density | 840/km2 (2,200/sq mi) | 
| Languages | |
| • Official | Bengali | 
| • Additional official | English | 
| Time zone | UTC+5:30 (IST) | 
| PIN | 743373 | 
| Telephone code | +91 3210 | 
| Vehicle registration | WB-19 to WB-22, WB-95 to WB-99 | 
| Lok Sabha constituency | Mathurapur (SC) | 
| Vidhan Sabha constituency | Sagar | 
| Website | www | 
Gangasagar is a village and a gram panchayat in the Sagar CD block in the Kakdwip subdivision of the South 24 Parganas district in the Indian state of West Bengal.