Sondra () is a village in Barnahal block of Mainpuri district, Uttar Pradesh. As of 2011, it had a population of 1,005, in 164 households.
As of 2011, Sondra had a population of 1,005, in 164 households. This population was 53.3% male (536) and 46.7% female (469). The 0-6 age group numbered 133 (75 male and 58 female), or 13.2% of the total population. 30 residents were members of Scheduled Castes, or 3.0% of the total.
The 1961 census recorded Sondra as comprising 3 hamlets, with a total population of 417 people (223 male and 194 female), in 74 households and 45 physical houses. The area of the village was given as 252 acres.
As of 2011, Sondra had 1 primary school; it did not have any kind of healthcare facility. Drinking water was provided by hand pump and tube well; 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 a mix of both kachcha and pakka materials.