Alehadiya Mahdewa is a village in Pharenda tehsil in district of Mahrajganj, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Alehadiya Mahdewa was 1,760 which includes 892 males and 868 females. Alehadiya Mahdewa covers 99.39 ha area. Pincode of Alehadiya Mahdewa is 273155.