[header] How to throw away a mattress [title] Wrap the mattress in plastic. [step] Go to a department store, a home improvement store, or a moving supply store to get a mattress disposal bag or a mattress storage bag. Your local waste management authority likely requires that mattresses be disposed of this way for sanitation reasons. 
To avoid being fined, put your mattress in one of these bags and seal it closed with packing tape before you throw it away. [title] Set the mattress out on heavy trash day.