Saudi Arabia's population is estimated to be about 27,136,977, including an estimated 8.5 million resident foreigners.

About 31% of the population is made up of foreign nationals living in Saudi Arabia. A large portion of the expatriate population is South Asian or of South Asian ancestry, including Indians, Pakistanis, and Bangladeshis. In addition, there are some citizens of Asian, Northeast African, Russians,Turks, Iranians, North Africans and Sub-Saharan ancestry are in Hijaz (Jeddah, Makkah and Madina). Many Arabs from nearby countries are employed in the kingdom. There are over eight million migrants from countries all around the world (including non-Muslims): Indian: 1.3 million, Pakistani: 900,000, Bangladeshi: 400,000, Filipino: 500,000, Egyptian: 900,000, Yemeni: 800,000, Indonesian: 250,000, Sri Lankan: 350,000, Sudanese: 250,000, Syrian: 100,000 and Turkish: 80,000. There are around 100,000 Westerners in Saudi Arabia.