Keçiören is a municipality and metropolitan district of Ankara Province, Turkey. Its area is 159 km², and its population is 939,279. It is a crow…Keçiören is a municipality and metropolitan district of Ankara Province, Turkey. Its area is 159 km², and its population is 939,279. It is a crowded district in the northern part of the city of Ankara. Its elevation is 950 m. The Çubuk River runs through the middle of the district.