Bosphorun Quarter Marathon was a road race held on a course that starts at Cemil Topuzlu Park in Kuruçeşme and follows the Bosphorus shore along the Bebek–Çırağan stretch on 18 October 2026.
Bosphorun Quarter Marathon was held on 18 October 2026. This page will be updated when the next edition is announced — the address stays the same, 2027 details will appear here too.
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Bosphorun Quarter Marathon was a road race held on a course that starts at Cemil Topuzlu Park in Kuruçeşme and follows the Bosphorus shore along the Bebek–Çırağan stretch on 18 October 2026. The race distance is 10,5K; the start time was 09.15.
| Distance | Length | |
|---|---|---|
| 10,5K | › |
Details were checked against the organiser’s page on 17 October 2026. Last change: Registration status updated (previously: Registration Open), 14 October 2026.
To reach Finish at km 10.5 within the cut-off, an average pace of 10:57 min/km is enough. This is a flat calculation; climbs and aid-station stops take extra time.
The course file (GPX) has not been published yet.
This information is from the 2026 race and may change for the next edition.
Runners who do not reach a point by its cut-off time are taken out of the race.1
Sources2
Official website: bosphorun.istanbul.
Yes. Winners — Men: Salih Teksöz; Women: Buse Mayda. 2,949 athletes in the results list (37 countries). The full list is behind the «Official results list» link on this page.
The low was 9 °C and the high 15 °C; precipitation 4.5 mm, max wind 17 km/h.
Finish (km 10.5): 1 h 55 min. Runners who do not reach a point by its cut-off time are taken out of the race. To reach Finish at km 10.5 within the cut-off, an average pace of 10:57 min/km is enough. This is a flat calculation; climbs and aid-station stops take extra time.
Finish cut-off — 10,5K: 1 h 55 min. Runners who do not reach the finish by the finish cut-off are not ranked.
