Sincan, Ankara Sincan, Ankara Sincan is a metropolitan district of Ankara Province in the Central Anatolia region of Turkey, a large town 27 km from the city of Ankara. According to 2010 census, the population of Sincan is 456,420 The district covers an area of , and the average elevation is . Sincan has friendly relations with the municipality of Doboj Jug from Bosnia and Herzegovina. Sincan District hosts ASO 1. Organize Sanayi Bölgesi, the biggest Organized Industrial Zone in Ankara, operated by Ankara Chamber of Industry. Sincan stands on a plain surrounded by hills and watered by the Ankara River, a
Altındağ, Ankara remains one of the poorer quarters of the capital. The hillside is covered with illegally built gecekondu housing, home to low-income families. Among the housing there are some municipal buildings, public housing, state housing for civil servants and lots of small workshops doing car repairs and other light mechanical work. The ancient Ankara Castle is in Altındağ and there has recently been investment in restoration work. With this architectural heritage, Altındağ is a member of the Norwich-based European Association of Historic Towns and Regions. Altındağ includes parts of the historic city of Ankara, as well as the first National Assembly