Turkish edition of Hürriyet published a list of districts of Istanbul according to the average cost of housing, average cost of rent and monthly price increase in each district. The most expensive districts of the metropolis in terms of housing costs were:
Sarıyer - 8 million 600 thousand liras
Bakırköy - 7 million liras
Kadıköy - 7 million 200 thousand liras
Prince Islands - 5 million 700 thousand liras
The cheapest:
Esenyurt - 1 million 500 thousand liras
Eyupsultan - 1 million 830 thousand liras
Sancaktepe, Güngören, Esenler, Beylikdüzü - 2 million 100 thousand liras.
Arnavutköy, Sultangazi - 2 million liras.
According to the monthly price increase the most demanded were:
Prince Islands - 10.37%
Saryer - 9.86%
Şile - 8.94%
Bakırköy - 8.73%
Çatalca - 8.84%
Translated with www.DeepL.com/Translator (free version)