Dhahran is a city located in the Eastern Province, Saudi Arabia. With a total population of 143,936 as of 2022, it is a major administrative center for the Saudi oil industry. Together with the nearby cities of Dammam and Khobar, Dhahran forms part of the Dammam Metropolitan Area, which is commonly known as greater Dammam and has an estimated population of 2.2 million as of 2022.