Kolsimri is a village in Kuru tehsil in district of Lohardaga, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Kolsimri was 2,566 which includes 1,274 males and 1,292 females. Kolsimri covers 633 ha area. Pincode of Kolsimri is 835302.