Mukerian is the biggest municipal council of Hoshiarpur district of Punjab. Mukerian has an average elevation of 245 metres (803 feet). As of 2011 Census, Mukerian city had a population of 29889. Males constituted 52% of the population and females 48%. Mukerian has an average literacy rate of 77%, higher than the national average of 59.5%: male literacy is 80%, and female literacy is 74%. In Mukerian, 11% of the population is under 6 years of age.
Rajnish Kumar first unsuccessfully contested for Punjab Legislative Assembly in 2007 from Mukerian as a Congress candidate. During 2012 Punjab Assembly elections, Congress nominated Ajit Kumar Narang from Mukerian. Rajnish Kumar decided the us contest as an independent candidate, for which he was expelled from Congress. He successfully contested and became member of Punjab Legislative assembly by defeating 2nd placed BJP candidate Arunesh Kumar by more than 12,000 votes. Congress nominee came 3rd.