Kalyan-Dombivli is a twin city and it comes under Mumbai Metropolitan Region and it is a municipal corporation with its headquarters located in Kalyan in Thane district in the Indian state of Maharashtra.

[1] As of the 2011 census official report, Kalyan-Dombivli Municipal Corporation had 302,735 households and a population of 1,247,327.

Kalyan-Dombivli had a sex ratio of 920 females per 1000 males and a literacy rate of 91.37% for those 7 years and above.

Kalyan-Dombivli is also considered one of the fastest developing city after Navi Mumbai.

[4] At the time of the 2011 Census of India in the residual district, 59.50% of the population in the district spoke Marathi, 15.30% Hindi, 5.10% Gujarati, 3.56% Urdu, 2.95% Malayalam, 1.95% Tamil, 1.82% Kannada, 1.46% Bhojpuri, 1.29% Kutchi, 1.08% Marwari, 0.96% Telugu and 0.95% Bengali as their first language.