Siesta Key had 4 new homes for sale during the week of Friday, September 11 to Thursday, September 17, including including 2 single family homes for sale with an average list price of $2,225,000, 1 condo for sale with a list price of $839,900, and 1 lot for sale with a list price of $849,000. For anyone looking for a brand new home, there are 2 new construction homes for sale.