Siesta Key had 5 sales during the week of Tuesday, September 15 to Monday, September 21, including including 2 single family homes for sale with an average list price of $1,565,000, 1 condo for sale with a list price of $435,000, and 2 lots for sale with an average list price of $898,000. For anyone looking for a brand new home, there is 1 new construction home for sale.