Palm Beach County is located in the southeastern part of the U.S. state of Florida. It is the third-most populous county in Florida, with a population of 1,471,150 as of the 2010 census. The county seat and largest city is West Palm Beach. The county was established in 1909, and was named for Palm Beach, which was derived from one of its oldest settlements, Palm Beach. The county is home to a variety of attractions, including the Everglades, the John D. MacArthur Beach State Park, the Morikami Museum and Japanese Gardens, and the Palm Beach Zoo. It is also home to a number of popular beaches, such as Palm Beach, Jupiter Beach, and Delray Beach.