Key Colony Bch 2nd Addn (53.5) has 1 active listing and the average listing price is $3,395,000. The typical home in Key Colony Bch 2nd Addn (53.5) has 6 beds, 4 baths, and is 3,333 SqFt. Land-only listings are excluded to provide accurate averages for price, size, beds, and baths