Karwa Pahar is a village in Dhurki tehsil in district of Garhwa, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Karwa Pahar was 2,054 which includes 1,068 males and 986 females. Karwa Pahar covers 850 ha area. Pincode of Karwa Pahar is 822121.