The best price for a 20 yard dumpster rental depends on a variety of factors, including your location, the type of materials you’re disposing of, and the rental company you choose. Portable dumpster rental companies typically offer competitive rates, so it’s important to shop around and compare prices before making your decision. Generally speaking, you can expect to pay anywhere from $200 to $600 for a 20 yard dumpster rental, depending on the company and your location. Be sure to ask about any additional fees or surcharges that may be added to your rental cost.