Marmara Region

Marmara Marmara Bölgesi
Region
Coordinates: 41°00′N 29°00′E / 41.000°N 29.000°E / 41.000; 29.000
Country	Turkey
Capital	Istanbul
Provinces	11 Balikesir Bilecik Bursa Çanakkale Edirne Istanbul Kırklareli Kocaeli Sakarya Tekirdağ Yalova
Area
• Total	67,000 km2 (26,000 sq mi)
• Rank	6th
Population  (Jan. 2022)(INSEE)
• Total	27,050,405
• Rank	1st
• Density	400/km2 (1,000/sq mi)
Demonym	Turkish: Marmaralı
GDP [1]
• Total	US$ 367.040 billion (2022)
• Per capita	US$ 13,569 (2022)
Time zone	UTC+03:00 (TRT)
• Summer (DST)	UTC+03:00 (TRT)
ISO 3166 code	TR-IDF
NUTS Region	TR1
Website	marmara.gov.tr

The Marmara Region (Turkish: Marmara Bölgesi) is a geographical region of Turkey.

Located in northwestern Turkey, it is bordered by Greece and the Aegean Sea to the west, Bulgaria and the Black Sea to the north, the Black Sea Region to the east, and the Aegean Region to the south. At the center of the region is the Sea of Marmara, which gives the region its name. The largest city in the region is Istanbul. Other big cities are Bursa, İzmit, Balıkesir, Tekirdağ, Çanakkale and Edirne.

Among the seven geographical regions, the Marmara Region has the second-smallest area, yet the largest population; it is the most densely populated region in the country.