Koiri Bigha is a village in Makhdumpur tehsil in district of Jehanabad, Bihar, India. As per the data provided by Census of India in 2011, total population of Koiri Bigha was 642 which includes 349 males and 293 females. Koiri Bigha covers 87.79 ha area. Pincode of Koiri Bigha is N/A.