Sardarshahar is a city located in the Churu district of Rajasthan, India. It is also the seat of the Rajasthan legislative assembly Sardarshahar Assembly constituency. Sardarshahar is the tehsil headquarter. and part of the Churu Lok Sabha constituency. Sardarshahar was established in 1838 at the place of "Alwana" village in Bikaner state. The city is named after Sardar Singh, The son of Bikaner Maharaja.