The key is 1.6miles long. Prob 3.7-4 miles around
The entire trek around the key in a boat is about 4.5 miles give or take just had the boat ou there and that's what my gps showed
We were told it was about 2miles
If you launch from Ft. Desota. 1 mile to the island and around 2 1/2 around it.
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