The Sandwich Central Unified School District 430 district serves all or some of: Lake Holiday, Millington, Newark, Plano, Sandwich, and Sheridan. Sandwich Central Unified School District 430 currently has 4 single family homes for sale with an average list price of $362,449.75 and 13 lots for sale with an average list price of $215,569.23 that attend the district. The average annual property tax for Sandwich Central Unified School District 430 is $4,436.71.