Kerai Berai is a village in Sidhaw tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Kerai Berai was 1,403 which includes 724 males and 679 females. Kerai Berai covers 149.4 ha area. Pincode of Kerai Berai is N/A.