Cross Key is located in Florida. Cross Key, Florida has a population of 5,035.
The median household income in Cross Key, Florida is $61,650. The median household income for the surrounding county is $63,030 compared to the national median of $57,652. The median age of people living in Cross Key is 51.9 years.
The average high temperature in July is 88.5 degrees, with an average low temperature in January of 60.1 degrees. The average rainfall is approximately 55 inches per year, with 0 inches of snow per year.