Kamalpur is a village in Sultanganj block of Mainpuri district, Uttar Pradesh. As of 2011, it has a population of 525, in 83 households.
As of 2011, Kamalpur had a population of 525, in 83 households. This population was 53.5% male (281) and 46.5% female (244). The 0-6 age group numbered 56 (36 male and 20 female), or 10.7% of the total population. 94 residents were members of Scheduled Castes, or 17.9% of the total.
The 1981 census recorded Kamalpur as having a population of 495 people, in 94 households.
The 1961 census recorded Kamalpur as comprising 1 hamlet, with a total population of 357 people (192 male and 165 female), in 69 households and 41 physical houses. The area of the village was given as 279 acres.
As of 2011, Kamalpur had 1 primary school; it did not have any healthcare facilities. Drinking water was provided by hand pump, and tube well/borehole; there were no public toilets. The village had a post office but no public library; there was at least some access to electricity for all purposes. Streets were made of kachcha materials.