Why Does My Dog Get Anxious Before I Leave the House?

Some dogs seem to know that we're leaving long before we reach the front door.

You might notice anxiety appear when you put on a particular pair of shoes, pick up your bag or reach for your keys. Dogs are very good at noticing patterns. If these things regularly happen before you leave, your dog can learn what they predict. And if being left alone feels frightening, they can begin to trigger anticipatory anxiety too.

It's understandable to think that if your dog becomes anxious around your keys, shoes or coat, those things need to be dealt with before you can begin working on the separation itself. But in my approach to separation anxiety training, I do the opposite.

I temporarily remove the departure cues I can, concentrate first on changing the dog's emotional response to being left alone, and introduce those cues again later in training.

Because those cues have acquired their meaning through what they predict, changing the dog's experience of being left alone may also change how they respond to the cues.

What are pre-departure cues?

Pre-departure cues are the things a dog has learned to associate with their dog parent leaving.

Keys, shoes, a particular bag or coat might become cues, as could other parts of a person's normal leaving routine. What becomes meaningful will depend on the individual dog and their experience.

The important part isn't the object or action itself. It's what it has come to predict.

What might I notice when my dog responds to a departure cue?

The earliest signs of anxiety can be subtle and are often easy to miss.

You might notice ears moving back, lip licking, yawning out of context, a change in tail position, scratching or grooming. Behaviours like these need to be interpreted in context: a yawn or lip lick on its own doesn't tell us that a dog is anxious.

As anxiety builds, the signs may become more obvious. A dog might begin panting, pacing or vocalising, or rush towards the door as you prepare to leave.

Often, it's these bigger signs that first alert a dog parent that something is wrong. Learning to recognise the earlier, quieter changes can help us respond before anxiety reaches that point. Why Does My Dog Bark When I Leave the House? looks more closely at how these earlier changes can build towards more obvious signs such as vocalising.

Does reacting to departure cues mean my dog has separation anxiety?

If a dog is showing signs of anxiety in response to cues that predict being left alone, that can be an important part of the separation anxiety picture.

We wouldn't diagnose separation anxiety from one behaviour or one cue in isolation, though. We look at the individual dog, the context and the pattern of behaviour we're seeing.

If you're unsure what separation anxiety can look like, Separation Anxiety in Dogs: What It Is and How Training Can Help looks at the wider picture and explains how gradual training can help.

Do I need to desensitise my dog to keys, shoes and other departure cues?

You may have come across advice suggesting that if your dog becomes anxious when you pick up your keys, put on your shoes or get your coat, you should repeatedly do those things without leaving.

The idea is to break the connection between the cue and the absence: pick up your keys and sit back down, for example, so that keys no longer reliably predict that you're going out.

That isn't where I usually begin.

My priority is to change the dog's emotional response to being left alone, rather than beginning by working through every cue that has come to predict an absence.

There is also a difference between carefully planned desensitisation and simply repeating something that worries the dog. If presenting a cue is already producing anxiety, repeatedly presenting it isn't automatically helping the dog feel safer about it and may risk sensitising them further.

And if we can change how the dog feels about being left alone first, we may find later that some of those cues no longer cause a problem.

How do I handle departure cues at the beginning of training?

When I first assess a dog for separation anxiety, I make the departure as simple as possible.

I don't ask the dog parent to go through their normal leaving routine. Instead, we remove the departure cues we can and look at the part we can't remove: going through the door.

In some homes, keys may also need to remain—for example, if the door locks automatically and you need them to get back inside.

The same principle continues into early training. We keep avoidable departure cues out while giving the dog carefully planned experiences of separation that stay within what they can comfortably manage.

Removing those cues isn't avoiding the problem. It allows us to concentrate first on changing the dog's emotional response to being left alone.

When do I reintroduce departure cues?

Departure cues aren't left out forever. They eventually need to become part of normal life again.

In my own separation anxiety training, I usually begin introducing them once a dog is consistently comfortable with around 15–20 minutes of separation.

I introduce potential cues one at a time and use a shorter absence than the dog has been comfortably managing. That way, we're changing one element of the exercise without asking for their current duration at the same time.

Then I watch the dog carefully.

If they remain comfortable, that tells me the cue may no longer be a problem and doesn't need any separate work.

If I notice subtle signs of stress when the cue is introduced, I stop the exercise. That tells me the old association may still be there. I can then work specifically on that cue, using a gradual protocol to help the dog become comfortable with it before gradually incorporating it into departures.

The 15–20 minutes isn't a universal point that every dog must reach by a particular stage of training. It's the solid foundation I look for in my own work before I begin adding these elements back in.

Knowing when to increase an absence, when to reduce the duration and when another part of the departure needs separate attention is all part of following the individual dog's responses. If you'd like more guidance on working through separation anxiety training with your dog, my eBook Stepping Stones to Calm takes you through the process in more detail.

When should I consider professional support?

Pre-departure cues can add another layer to separation anxiety training, particularly when it's difficult to know what to leave out, how to introduce something again, or how to respond if a cue is still causing anxiety.

Professional support can help you make those decisions based on your dog's behaviour and what they're telling you.

If you'd like one-to-one help, you can find out more about my online separation anxiety training.

Or, if you're at the beginning and would like to understand more about separation anxiety and the training process first, you can download my free separation anxiety mini-guide.