With over 1 million residents, St. Louis County is the most populous county in Missouri. St. Louis County is located near the eastern edge of Missouri, surrounded by the city of St. Louis and the Mississippi River to the east, the Missouri River to the north, and the Meramec River to the south. St. Louis County government's headquarters are located in Clayton, Missouri. St. Louis County is not only the most populous but also the most economically diverse county in Missouri. With over 600,000 jobs, St. Louis County is known as the economic engine of the state. St. Louis County is known for being an exceptional place to live, work, and raise a family. St. Louis County is home to more than 70 County-managed parks, three State parks, and a portion of a national fish and wildlife refuge. Education in St. Louis County is provided by 24 school districts, private schools, both a unified public library system and several municipal libraries, and several colleges and universities. St. Louis County government is divided between the executive branch governed by the St. Louis County Executive, and the legislative branch governed by the seven members of the St. Louis County Council. There are around 4,000 employees working for St. Louis County government. The current county executive is Dr. Sam Page, who was inaugurated on April 29, 2019.