The Northbrook School District 27 district serves all or some of: Northbrook. Northbrook School District 27 School District currently has 18 single family homes for sale with an average list price of $1,085,200, 5 townhouses for sale with an average list price of $568,580, 9 condos for sale with an average list price of $297,866.67, and 3 lots for sale with an average list price of $399,300 that attend the district. The average annual property tax for Northbrook School District 27 School District is $10,006.81.