What is the longest road in Florida?

The Florida Keys Overseas Highway, dubbed "The Highway That Goes to the Sea," is 113 miles long. It has rw bridges and cross the Atlantic Ocean, the Florida Bay and the Gulf of Mexico. The bridge to the keys is 5 miles long.

Overseas Highway in Florida is 127.5 miles long, connecting the Florida Keys. It includes Seven Mile Bridge which stretches from Little Duck Key to Knight's Key and is 6.79 miles long.