Eta, Firozabad

As of 2011, Eta had a population of 1,380, in 211 households.^[1]: 71 This population was 55.5% male (766) and 44.5% female (614). The 0-6 age group numbered 188 (105 male and 83 female), making up 13.6% of the total population. 590 residents were members of Scheduled Castes, or 42.8% of the total.^{[2]: 86–7}

The 1981 census recorded Eta (as "Aita") as having a population of 935 people (528 male and 407 female), in 158 households and 155 physical houses.^{[3]: 160–1}

The 1961 census recorded Eta (as "Etah") as comprising 1 hamlet, with a total population of 672 people (371 male and 301 female), in 118 households and 100 physical houses. The area of the village was given as 458 acres.^[4]: lxxx

As of 2011, Eta had 1 primary school; it did not have any healthcare facilities. Drinking water was provided by 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]: 71–6}