Olivette's Mayor is appointed by the City Council for one year, while Creve Coeur's mayor is elected every three years. Council Members in both cities are elected for two-year terms. In Olivette, Council members are elected at large. In Creve Coeur, two council members are elected in each of the four Wards and the City Council elects one member to serve as President for one year.

The cities of Creve Coeur and Olivette share an interest in economic development and both cities provide economic incentives to encourage growth and development.

The Creve Coeur Fire Protection District, a leader in St. Louis County for the Hazardous Response Team, covers an area of about 25 square miles and protects a population of approximately 55,000 people, rising to a daytime population of 130,000. It responds to 5,000 calls each year, 3,800 of which are EMS related. Thirty-eight percent of the District’s personnel are Hazardous Materials Technicians, 55 percent Specialized Rescue Technicians and 75 percent are Paramedics. The District also assisted in training local police departments in weapons of mass destruction and the Missouri State Highway Patrol SERT team. The District’s equipment includes three Life Support Vehicles, two pumpers, a 110 ft. ladder truck and a rescue boat.