The Coal City Unit District 1 district serves all or some of: Coal City, Diamond, Morris, and Carbon Hill. Coal City Unit District 1 School District currently has 15 single family homes for sale with an average list price of $500,493.33 and 10 lots for sale with an average list price of $187,600 that attend the district. The average annual property tax for Coal City Unit District 1 School District is $3,980.52.