Mahadeomath is a village in Laukahi tehsil in district of Madhubani, Bihar, India. As per the data provided by Census of India in 2011, total population of Mahadeomath was 4,767 which includes 2,456 males and 2,311 females. Mahadeomath covers 690.4 ha area. Pincode of Mahadeomath is 847452.