Karman Lahang is a village in Nabinagar tehsil in district of Aurangabad, Bihar, India. As per the data provided by Census of India in 2011, total population of Karman Lahang was 1,981 which includes 974 males and 1,007 females. Karman Lahang covers 280 ha area. Pincode of Karman Lahang is N/A.