why is keywest called keywest?

2 answers

Look up Keys...see what that means.
Then, look up West.

Get it? Keywest. the west most Key.
Key is the English translation of the Spanish cay.

From the FreeDictionary:

"cay
Noun
a small low island or bank of sand and coral fragments [Spanish cayo] "

Also see this site.

http://en.wikipedia.org/wiki/Key_West,_Florida