Omaha is the most populous city in Nebraska, with a population of 478, 192 according to the 2019 United States Census. It is located on the Missouri River, near the Iowa border, and is the county seat of Douglas County. Omaha is the anchor of the Omaha-Council Bluffs metropolitan area, which includes Council Bluffs, Iowa, across the Missouri River from Omaha. The Omaha Metropolitan Area is the 59th largest in the United States, with an estimated population of 944, 316. Omaha is home to five Fortune 500 companies, including Berkshire Hathaway, Union Pacific Corporation, and ConAgra Foods.