Further information: Historical population values and Demographics of Turkey
The city of Istanbul has a population of 11,372,613 residents according to the latest count as of 2007, and is one of the largest cities in Europe today. Currently Istanbul has 54 municipalities, and stretches over an area of about 65 miles (approximately 100 km). The rate of population growth in the city is currently at 3.45% a year on average, mainly due to the influx of people from the surrounding rural areas. Istanbul's population density of 2,742 people per square mile (1,700 per square km) far exceeds Turkey's 130 people per square mile (81 people per square km).