Kalu Patti is a village in Hathua tehsil in district of Gopalganj, Bihar, India. As per the data provided by Census of India in 2011, total population of Kalu Patti was 1,871 which includes 896 males and 975 females. Kalu Patti covers 206.02 ha area. Pincode of Kalu Patti is N/A.