A storage compartment leash comprising a leash, where the leash includes one of a standard leash and a retractable leash; a handle attached to an end of the leash; a pocket affixed to the leash near the handle, where the pocket holds a plurality of items; an attachment means to connect the pocket to the leash, where the attachment means enables the pocket to be removably attached to the leash; and a closure attached to an opening in the pocket, wherein the closure ensures that the plurality of items do not fall out of the pocket. The pocket attaches to either a standard leash or a retractable leash and is interchangeable between both.