is the capital of the U.S. state of Louisiana. On the eastern bank of the Mississippi River, it is the parish seat of East Baton Rouge Parish, the most-populous parish in Louisiana. It is the 100th-most populous city in the United States, and second-largest city in Louisiana after New Orleans. It is also the 16th-most populous state capital. As of the U.S. Census Bureau's July 2019 estimate, Baton Rouge had a population of 220,236, down from 229,493 at the 2010 census. Baton Rouge is the center of Greater Baton Rouge, the second-largest metropolitan area in Louisiana, with a population of 834,159 as of 2017, up from 802,484 in 2010 and 829,719 in 2015.