Kaparia Bangaon is a village in Amour tehsil in district of Purnia, Bihar, India. As per the data provided by Census of India in 2011, total population of Kaparia Bangaon was 2,110 which includes 1,122 males and 988 females. Kaparia Bangaon covers 222 ha area. Pincode of Kaparia Bangaon is 854327.