Sarmastpur is a village in Sadabad tehsil in district of Mahamaya Nagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Sarmastpur was 238 which includes 132 males and 106 females. Sarmastpur covers 61.16 ha area. Pincode of Sarmastpur is N/A.