The Riyadh Region ( ) is a region (mintaqah) of Saudi Arabia, also called Al-Wosta, located in the center of the country. It has an area of 404,240 km² and a population of 6,777,146 (2010), making it the second largest province in terms of both area (behind the Eastern Region) and population (behind Makkah Region). Its capital is the city of Riyadh, which is also the national capital. More than 75% of the population of the province resides within Riyadh. According to the 2004 census, 1,728,840 of the province's population is non-Saudi (approximately 31%), with 1,444,500 of those living within the provincial capital, Riyadh.