How to teach your dog to walk beside you with a slack leash. Covers the core technique, gear setup, and how to build the behaviour from short practice sessions to real walks.
Loose leash walking means the leash forms a gentle curve between you and your dog — no constant tension, no pulling. Your dog can walk beside you or slightly ahead, move naturally, and stop to sniff. The leash is there for safety, not to control every step. That's the goal: a walk that's comfortable for both of you. Starting with a puppy? See how to leash train a puppy.
Begin in a low-distraction space: indoors, or somewhere your dog knows well. In a familiar, quiet environment your dog can actually focus on you. Start training outdoors in a busy environment and your dog will spend their attention on the surroundings instead of on what you're asking. Once the behaviour is solid in a calm space, you can take it further. A standard 4 to 6 ft (1.2 to 1.8 m) leash and a well-fitting harness or flat collar are all you need; Walking Gear That Actually Helps compares the options.
Mark and treat every 2 to 3 steps when your dog is walking beside you with a slack leash. Deliver the treat at your side, not in front. If you feed forward, your dog will drift ahead between rewards. At this stage, reward often. You're building a clear picture of exactly what earns the treat.
When your dog glances up at you during the walk, mark it and reward immediately. These spontaneous moments of attention are worth reinforcing. A dog that looks back at you voluntarily is treating you as part of the walk rather than just following a moving target. Over time, check-ins become a habit, and voluntary focus becomes the foundation the whole walk rests on.
Don't move forward on a tight leash, or pulling becomes the way to get somewhere. The moment it tightens, stop and wait. As soon as the leash slackens, carry on, and reward your dog when they're back at your side. If your dog is pulling hard towards something, calmly turn and walk the other way for a few steps before trying again. When Your Dog Pulls the Whole Walk goes deeper. Skip leash jerks and choke, prong or shock collars; reward-based guidance advises against them.
Loose leash walking requires real concentration from your dog. Five to ten minutes is enough for a training session. Beyond that, focus drops and the behaviour gets less consistent because the mental effort adds up quickly. End the session while your dog is still engaged. Short sessions repeated consistently build the habit faster than long ones.
Once your dog walks reliably in a calm space, take one step up in difficulty. For example, somewhere slightly busier, a new route, more smells. Reward more generously in the new environment to offset the added challenge. Only increase the difficulty again once your dog is consistent at the current level. Rushing this stage is the most common reason training stalls. If several learned cues—not just leash walking—work at home and fail outdoors, use the environment-generalization guide.
Once your dog walks reliably in familiar conditions, start rewarding every 5th step, then every 10th, then unpredictably. Variable rewards keep the behaviour durable — your dog continues choosing to stay close because a reward might come at any moment. This is how loose leash walking holds up on a real walk without a treat every few steps. Moving forward and a chance to sniff can work as rewards too.