Tulsa is the second-largest city in the state of Oklahoma and 45th-largest in the United States. With an estimated population of 382,872 in 2006, it is the principal municipality of the Tulsa Metropolitan Statistical Area, a region of 897,752 residents projected to reach one million between 2010 and 2012. In 2006, the Tulsa-Bartlesville Combined Statistical Area had a population of 946,993 residents. The city serves as the county seat of Tulsa County, the most densely populated county in Oklahoma. Tulsa apartments for rent comparison page shows most up to date rent information on Tulsa apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.