Mathbaijnath is a village in Lalganj tehsil in district of Azamgarh, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Mathbaijnath was 1,029 which includes 522 males and 507 females. Mathbaijnath covers 95.56 ha area. Pincode of Mathbaijnath is 276203.