Where Are the Florida Keys Located?

The Florida Keys are a coral cay archipelago in Monroe County, Florida, stretching ~110 miles (177 km) from:

• Key Largo (north, ~15 mi south of Miami)
• to Key West (southernmost point in continental US, 90 mi from Cuba).

They lie between the Atlantic Ocean (east) and Gulf of Mexico (west), connected by US-1 (Overseas Highway). Major keys: Key Largo, Islamorada, Marathon, Big Pine Key, Key West.