Based on our Marathon cost of living calculator, Marathon is 39% more expensive than the national average and 33% more expensive to live in than the average city in Florida. This assumes a $72,000 annual salary and a 2 Bedroom Apt. Food costs in Marathon are less affordable than average in the United States.

To this day, Marathon maintains its claim to some of the best fishing in the world. Great fishing, along with beautiful beaches, warm weather and residents proud to call Marathon home are some of the reasons many visitors from all over the world choose to spend time in Marathon, the Heart of the Florida Keys.

The name Marathon came about by the railroad workers who were working night and day to complete the railway. Due to the unrelenting pace and struggle to complete the project, the popular exclamation, “This is getting to be a real Marathon”, is how the name originated.

Marathon is a 10-mile-long family-oriented island community conveniently situated in the middle of the Keys island chain, comprised mainly of Vaca Key, Fat Deer Key and Grassy Key.