The Decatur City district serves all or some of: Decatur. Decatur City School District currently has 38 single family homes for sale with an average list price of $896,582, 20 townhouses for sale with an average list price of $685,635, 33 condos for sale with an average list price of $372,117, and 5 lots for sale with an average list price of $6,540,000 that attend the district. The average annual property tax for Decatur City School District is $8,963.