Mahadewa Tiwari is a village in Naugarh tehsil in district of Siddharthnagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Mahadewa Tiwari was 507 which includes 233 males and 274 females. Mahadewa Tiwari covers 82.64 ha area. Pincode of Mahadewa Tiwari is N/A.