Khamgaon is a village in Phulambri tehsil in district of Aurangabad, Bihar, India. As per the data provided by Census of India in 2011, total population of Khamgaon was 4,714 which includes 2,447 males and 2,267 females. Khamgaon covers 2165.4 ha area. Pincode of Khamgaon is 431151.