Cocoa Beach is a city in Brevard County, Florida, United States. The population was 12,482 at the 2000 census. According to the U.S Census estimates of 2005, the city had a population of 12,435. Cocoa Beach apartments for rent comparison page shows most up to date rent information on Cocoa Beach apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.