Cost of living in Istanbul: new-tenant rents +35.5%, September 2026
The CBRT reports that its New Tenant Rent Index for Istanbul stood at 336.5 (2023=100) in September 2026, up 3.5% from August 2026 and 35.5% from September 2025. For Türkiye as a whole the index rose 26.6% from September 2025 to September 2026, which is a 2.4% fall after adjusting for consumer prices.
Getting to Kayaşehir: Halkalı–Istanbul Airport metro section opens, June 2026
Anadolu Agency reported on 19 June 2026 that President Erdoğan opened the Halkalı–Istanbul Airport metro line and that the Halkalı–Arnavutköy section entered service with the opening. He gave the total project length as 69 km. The trial run went from Halkalı to Kayaşehir station and reached 110 km/h.