Lachharsar is a village in Ratangarh tehsil in district of Churu, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Lachharsar was 9,459 which includes 4,862 males and 4,597 females. Lachharsar covers 10090.22 ha area. Pincode of Lachharsar is 331802.