Baton Rouge is the capital city of the U.S. state of Louisiana. It serves as the seat of East Baton Rouge Parish, which is the most populous parish in the state.
The city had a population of 227,470 according to the 2020 United States census, making it the second-most populous city in Louisiana. It also functions as the center of the Greater Baton Rouge metropolitan area, which recorded a population of 870,569 in 2020.