Khanpur Kalan is a village in Thawe tehsil in district of Gopalganj, Bihar, India. As per the data provided by Census of India in 2011, total population of Khanpur Kalan was 815 which includes 406 males and 409 females. Khanpur Kalan covers 84 ha area. Pincode of Khanpur Kalan is N/A.