Yenisahra is a neighbourhood in the municipality and district of Ataà Âehir, Istanbul Province, Turkey. Its population is 9,968 (2022). It is situated on the Anatolian side of the city, on the border of the Kadñköy district. It became neighborhood in 1974, originally as a part of Kadñköy until it joined Ataà Âehir upon its creation as a district in 2008.