Napo Kalan is a village in Barkagaon tehsil in district of Hazaribagh, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Napo Kalan was 1,594 which includes 843 males and 751 females. Napo Kalan covers 227.03 ha area. Pincode of Napo Kalan is 825311.