Gajhara is a village in Ladania tehsil in district of Madhubani, Bihar, India. As per the data provided by Census of India in 2011, total population of Gajhara was 11,427 which includes 5,916 males and 5,511 females. Gajhara covers 1203.6 ha area. Pincode of Gajhara is N/A.