Türkiye İş Bankası 48th Istanbul Marathon

The Türkiye İş Bankası 48th Istanbul Marathon is scheduled for Sunday, 1 November 2026. The official race page confirms the 42K event date and presents registration information, eligibility criteria, participation fees and race administration. The marathon is one of Istanbul’s defining international sporting events, notable for its intercontinental character and road course through the city. It is visitor-accessible primarily through athlete registration, while spectators can follow the public race atmosphere along the route subject to traffic-management arrangements. The official event system lists the marathon in Istanbul and shows registration continuing through 13 October 2026. Participants should consult the organizer for kit distribution, start location, course details and any updated logistics.