Kolmurna is a village in Baghmara Cum Katras tehsil in district of Dhanbad, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Kolmurna was 593 which includes 303 males and 290 females. Kolmurna covers 7.71 ha area. Pincode of Kolmurna is 828125.