Ümraniye is a municipality and district of Istanbul Province, Turkey. Its area is 46 km2, and its population is 723,760 (2023). It was separated from Üsküdar in 1987. It is bordered by Çekmeköy to the northeast, Sancaktepe to the east, Ataşehir to the south, Üsküdar to the west and Beykoz to the northwest.