Abstract: The present invention is directed to a pet collar leash device adapted to be attached to and be carried on a pet collar. The collar leash device comprises a leash and a housing for receiving and storing the leash, wherein the housing is adapted to attach to and be carried on the pet's collar during and between uses of the leash. The pet end of the leash is secured within the housing, and the user end of the leash extends out of the housing and is accessible to the user. The collar leash device preferably possesses a handle attached to the user end of the leash for the user to hold when walking the pet. Preferably the housing is configured to receive and store the handle when the leash is not in use.