Map of Sultanbeyli, Turkey

Sultanbeyli is a city in Istanbul, Turkey, with a population of about 358,201. It lies at 40.9607°N, 29.2707°E. Sultanbeyli is about 325 km (202 mi) west of Ankara, the capital. The nearest city on our map is Sancaktepe, 6 km to the northwest.

Sultanbeyli at a glance

Where is Sultanbeyli?

• The 39th largest city in Turkey by recorded population.
• The 12th largest city in Istanbul on this site.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 9 h 13 min on the shortest day to 15 h 07 min on the longest day (around 21 December and 21 June).

Cities near Sultanbeyli

• Sancaktepe — 6 km northwest
• Maltepe — 10 km west
• Ataşehir — 13 km west
• Umraniye — 14 km northwest
• Gebze — 22 km southeast
• Üsküdar — 23 km west
• Şişli — 26 km northwest
• Istanbul — 28 km west
• Zeytinburnu — 31 km west
• Yalova — 34 km south

Largest cities in Istanbul

• Istanbul — 15,701,602
• Esenyurt — 983,571
• Bağcılar — 740,069
• Bahçelievler — 576,799
• Umraniye — 573,265
• Üsküdar — 524,452
• Sancaktepe — 489,848
• Sultangazi — 436,935
• Maltepe — 427,040
• Beylikdüzü — 415,290

Largest cities in Turkey

• Istanbul — 15,701,602
• Ankara — 3,517,182
• Bursa — 3,101,833
• İzmir — 2,938,292
• Gaziantep — 2,222,415
• Diyarbakır — 1,833,684
• Adana — 1,816,750
• Kayseri — 1,452,458
• Konya — 1,433,861
• Antalya — 1,335,002

Map of Turkey and all its cities →

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.