Mamarkha Tola Bhaiya is a village in Areraj tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Mamarkha Tola Bhaiya was 4,800 which includes 2,454 males and 2,346 females. Mamarkha Tola Bhaiya covers 161 ha area. Pincode of Mamarkha Tola Bhaiya is 845411.