Sahanagar is an sublocality in Kalighat, South Kolkata, Kolkata, Kolkata District, West Bengal, India. Kalighat (0.0 Km), Lake Gardens (2.19 Km), Gariahat (2.33 Km), New Alipore (2.76 Km), Alipore (2.83 Km) are the nearby areas to Sahanagar. Kolkata are the nearby cities to Sahanagar.