Asansol, city, state in northwestern West Bengal, in northeastern India. It is located just north of the Damodar River, about 30 miles (48 km) northwest of Durgapur. Asansol is located in the heart of the Raniganj Basin, in the center of the Kulti-Burnpur industrial complex. The city is linked by the Grand Trunk Road and by rail with Durgapur, Burdwan and Kolkata (Calcutta). It is an important coal and railway center, with large railway workshops and a railway colony. The main industries include textile, iron and steel mills. Jaykaynagar, a suburb, has a large aluminum factory. Asansol was a municipality in 1896 and has several colleges affiliated with the University of Burdwan in Burdwan. Pop. (2001) city, 475,439; urban agglomeration., 1,067,369; (2011) city, 563,917; urban agglomeration., 1,243,414.
A huge city, bustling with activity; chic vehicles racing on slick roads; and trendy commercial buildings - In any case, Asansol is the emerging metropolis. With its extensive industrial set-up, Asansol is one of the largest metropolitan areas in West Bengal, second only to Kolkata. Despite being one of the fastest developing cities in India, the burst of modernization does not cloud the beautiful culture of Asansol. Its history goes back 2,500 years and is considered an important place in the advent of Jainism. The cosmopolitan urban culture tinged with the essential Bengali quirk, this citys cultivated yet youthful spirit immediately strikes a chord with travelers.