A pet waste collection system includes a first component and a second component detachably connected to each other. The first component has a first inner area to hold a roll of dog waste bags that is formed from a solid outer cylindrical wall and a solid bottom. A first flap encloses a top portion of the first inner area and has an aperture retrieving a dog waste bag. A pushbutton latch secures and releases the first flap. A hook attaches the first component to a dog leash. The second component has a second inner area for holding a filled dog waste bag and is formed from an outer cylindrical wall including a plurality of perforations and a solid bottom. A second flap encloses a top portion the second inner area. A pushbutton latch secures and releases the second flap. A hook attaches the second component to a dog leash.