Kusumaha is a village in Sona Rai Tharhi tehsil in district of Deoghar, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Kusumaha was 210 which includes 103 males and 107 females. Kusumaha covers 48.28 ha area. Pincode of Kusumaha is 814150.