Grand Island is located in Florida. Grand Island, Florida has a population of 4,261. Grand Island is more family-centric than the surrounding county with 28.14% of the households containing married families with children. The county average for households married with children is 23.98%.
The median household income in Grand Island, Florida is $63,714. The median household income for the surrounding county is $60,013 compared to the national median of $69,021. The median age of people living in Grand Island is 48.6 years.
The average high temperature in July is 91.5 degrees, with an average low temperature in January of 45.7 degrees. The average rainfall is approximately 51.1 inches per year, with 0 inches of snow per year.