Oswego had 24 new homes for sale during the week of Friday, June 26 to Thursday, July 2, including including 16 single family homes for sale with an average list price of $512,223.75, 4 townhouses for sale with an average list price of $327,122.50, and 4 condos for sale with an average list price of $304,600. For anyone looking for a brand new home, there are 11 new construction homes for sale.