Kumarkhad 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 Kumarkhad was 22,292 which includes 11,505 males and 10,787 females. Kumarkhad covers 2409.8 ha area. Pincode of Kumarkhad is 847232.