Baton Rouge, Louisiana Baton Rouge, Louisiana Baton Rouge ( ; ) is the capital of the U.S. state of Louisiana and its second-largest city. Located on the eastern bank of the Mississippi River, it is the parish seat of East Baton Rouge Parish. As its capital city, Baton Rouge is the political hub of Louisiana. It is the second-largest city in the state, with an estimated population of 227,715 in 2016. The metropolitan area surrounding the city, known as Greater Baton Rouge, is also the second-largest in Louisiana, with a population of 830,480 people as of 2015. The urban area has around 594,309
Louisiana State Police of the Louisiana Legislature, to form the Louisiana Department of State Police. The department's force of patrolmen numbered over 40 at that time, and the primary patrol vehicle was the motorcycle. In 1939, the State Police was divided into eight "troops". Troopers in cars and motorcycles were patrolling nearly 2 million miles per year throughout the state. The agency's fleet of patrol motorcycles eventually grew to 64 motorcycles. In 1942 the Louisiana Legislature abolished the Department of State Police and made it a division of the newly created Department of Public Safety. The state police accepted new responsibilities in 1946,