Majhganwan is a village in Bhawnathpur tehsil in district of Garhwa, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Majhganwan was 8,280 which includes 4,316 males and 3,964 females. Majhganwan covers 2643 ha area. Pincode of Majhganwan is 822021.