Kalyanpur, Mainpuri

As of 2011, Kalyanpur had a population of 1,759, in 274 households.^[1]: 91 This population was 54.9% male (965) and 45.1% female (794). The 0-6 age group numbered 268 (147 male and 121 female), or 15.2% of the total population. 33 residents were members of Scheduled Castes, or 1.9% of the total.^{[2]: 76–7}

The 1981 census recorded Kalyanpur (as "Kaliyanpur") as having a population of 1,005 people, in 164 households.^{[3]: 134–5}

The 1961 census recorded Kalyanpur as comprising 1 hamlet, with a total population of 666 people (352 male and 314 female), in 114 households and 80 physical houses. The area of the village was given as 278 acres.^[4]: lxxiv

As of 2011, Kalyanpur had 3 primary schools; it did not have any healthcare facilities. Drinking water was provided by well and hand pump; there were no public toilets. The village did not have a post office or public library; there was at least some access to electricity for all purposes. Streets were made of both kachcha and pakka materials.^{[1]: 91–6}