Üsküdar is a municipality and district of Istanbul Province, Turkey. Its area is 35 km2, and its population is 524,452 (2022). It is a large and densely populated district on the Anatolian (Asian) shore of the Bosphorus. It is bordered to the north by Beykoz, to the east by Ümraniye, to the southeast by Ataşehir and to the south by Kadıköy; with Karaköy, Kabataş, Beşiktaş, and the historic city center of Fatih facing it on the opposite shore to the west. Üsküdar has been a conservative cultural center of the Anatolian side of Istanbul since Ottoman times with its numerous historic landmark and little mosques and dergahs.