Yes—plenty of cities use public trash cans with self-closing doors, flaps, or lids, and they can make a real difference in keeping pests out. The basic idea is simple: after someone drops in waste, the opening closes on its own, so rats, raccoons, gulls, and even cockroaches have a much harder time getting inside. You’ll see this design in spring-loaded flaps, gravity hinges, pedal-operated bins, and fully enclosed street containers.
Are they pest-proof? Not always. A self-closing door helps, but it only works well when the bin is designed and maintained properly. Gaps around the door, overflowing waste, food smeared on the outside, or a door that sticks open can still attract pests. The best urban bins combine a weighted or spring-loaded self-closing door with a sealed body, lockable or restricted opening, durable metal or thick plastic, and a sloped top that prevents perching and rain collection.
For cities and property managers, the practical answer is yes: self-closing urban trash cans are available and worth considering. Look for models described as rodent-resistant, pest-proof, or wildlife-resistant, and check that the door closes fully and is easy for people to use. Regular emptying and cleaning matter just as much as the door itself. If the bin is full or dirty, pests will find a way—self-closing door or not.