Kolhar Bk is a village in Rahta tehsil in district of Ahmadnagar, Maharashtra, India. As per the data provided by Census of India in 2011, total population of Kolhar Bk was 14,057 which includes 7,174 males and 6,883 females. Kolhar Bk covers 1504 ha area. Pincode of Kolhar Bk is 413710.