Masarpur (Masarpur) is a village in Barnahal block of Mainpuri district, Uttar Pradesh, India. As of 2011, it had a population of 2,028, in 346 households.

As of 2011, Masarpur had a population of 2,028, in 346 households. This population was 53.7% male (1,090) and 46.3% female (938). The 0-6 age group numbered 315 (169 male and 146 female), or 15.5% of the total population. 338 residents were members of Scheduled Castes, or 16.7% of the total.

The 1981 census recorded Masarpur (as "Mansarpur") as having a population of 1,095 people, in 172 households.

The 1961 census recorded Masarpur (as "Mansarpur") as comprising 7 hamlets, with a total population of 645 people (336 male and 309 female), in 116 households and 86 physical houses. The area of the village was given as 1,213 acres.

As of 2011, Masarpur had 4 primary schools and 1 medical clinic and dispensary. Drinking water was provided by tap, hand pump, and tube well/borehole; there were no public toilets. The village had a post office and public library, as well as at least some access to electricity for all purposes. Streets were made of both kachcha and pakka materials.