Gopalkrishna Gandhi Chief Minister Buddhadeb Bhattacharya Legislature (seats) Unicameral (295) Population • Density 80,221,171 ( 4th ) • 904 /km 2 (2,341 /sq mi) Language(s) Bengali Time zone IST ( UTC+5:30 ) Area 88,752 km 2  (34,267 sq mi) ISO 3166-2 IN-WB Portal : West Bengal    Website www.banglarmukh.com Seal of