How to Introduce Your Puppy to Other Dogs Safely

By Luke Buchanan
6 min read
Golden retriever puppy and border collie walking parallel on loose leashes in a Sydney park

How to Introduce Your Puppy to Other Dogs Safely

The first time your puppy spots another dog across the park, whatever you'd been working on disappears. Ears up, body forward, all the training from five minutes ago is gone. That's normal. A puppy that's too worked up can't listen to you and can't read the other dog properly either, which is exactly when introductions go wrong. Luke Buchanan, owner of The Toe Beans Co and Sydney's puppy trainer, keeps every introduction to the same small set of rules: dogs you actually know, matched for size, and never used as a shortcut for recall practice.

By the end of this you'll know how to set up a calm first meeting, what to do if the other dog gets too excited, and how to get the socialisation done before the window closes.

Why the first few introductions matter

A puppy's early meetings with other dogs decide more than whether they like that one dog. They build the pattern your puppy uses for every dog they meet after that. Get a run of introductions wrong, repeated chaos, an overexcited dog crashing in, a scary encounter with a stranger's dog at the park, and you're looking at an adolescent that lunges and barks at the end of the lead whenever another dog appears.

None of this is about punishing a nervous or overexcited puppy for reacting badly. The fix sits with the setup, not the puppy. Socialisation done well, week by week, is what prevents most of the reactivity problems that show up later.

Before you introduce your puppy to another dog

Two things need to be true before any meeting happens.

The other dog needs to be vaccinated and known to you. Not a stranger's dog at the park, not a dog you've only seen from a distance. A dog you or a trusted friend already knows, with a vaccination status you can actually confirm. Check what your puppy needs before any of this starts if you're not sure where they're up to.

The dogs need to be matched for size and weight, not age. A twelve-week-old German Shepherd can already outweigh a six-month-old dachshund. Age tells you almost nothing about how a meeting will go physically. Weight and build tell you a lot more.

How to introduce your puppy to another dog

Once you've got a known, vaccinated, size-matched dog lined up, the meeting itself is straightforward.

  1. Meet on lead, on neutral ground. Somewhere neither dog considers home turf. Keep the lead loose. A tight lead reads as tension to your puppy before either dog has done anything.
  2. Let them approach at their own pace. Don't drag your puppy toward the other dog, and don't let the other owner do the same. A sniff, a bit of circling, then space. That's a good first minute.
  3. Step in if the other dog crashes in too hard. An overexcited dog barrelling into a puppy at full pace doesn't read as play to a puppy. It reads as a threat, and that's how fear associations get built. Increase the distance or ask the other owner to call their dog off.
  4. Don't use your puppy's recall to end the play. It's tempting to call your puppy back when you want the interaction to stop, but every time recall means the fun ends, you're wearing down a command you'll need for the rest of your puppy's life. Move away with your body and your voice instead, and keep the actual recall cue for when your puppy needs to come away.
  5. If something unexpected happens, make nothing of it. A sudden bark, a dog appearing at the fence, a loud noise nearby. Don't soothe your puppy with your voice or a cuddle. That rewards the worry. Stay on the lead, keep walking or turn calmly with your back to whatever's happening, and give the affection once your puppy has actually settled.
  6. Repeat with the same dogs before widening the circle. A handful of calm meetings with dogs your puppy already trusts builds the foundation for meeting new dogs later, including the supervised, size-matched group settings you'll find at a proper puppy school.

Common mistakes that get in the way

The biggest one is treating an unfamiliar dog at an off-lead park as a socialisation opportunity. You don't know that dog's vaccination status, its temperament, or how it behaves around puppies, and once it's off-lead and closing the distance fast, you've got no control over how the meeting starts. Save socialisation for dogs you actually know.

The second is calling your puppy away every time you want an interaction to stop. Recall isn't a pause button. Use distance and redirection instead, and save the actual cue for the moments that matter.

The third is tightening the lead as the dogs get close. Your puppy reads your body before it reads the other dog's. If you can't keep your arm loose, you're too close. Add distance until you can.

How to know it's working

A good sign early on: your puppy notices a known dog, doesn't fixate or strain toward it, and comes back to you easily when you want their attention, without you needing the recall cue to get it. Later, they'll greet calmly, play without constant intervention, and settle again once the other dog's gone.

Most puppies get comfortable with this fairly quickly once the same dogs and the same rules are used consistently. What throws it off is inconsistency: different rules with different dogs, or an occasional off-lead park visit thrown in, undoes the pattern you've been building.

A Note on Noise

It is not uncommon to hear owners say "my dog was attacked when they were a puppy". When we dig into this, it is most commonly that their puppy squealed and made a terrible noise, making it sound like they were going to be eaten. This is not a problem. Similar to the blood curdling scream a young child can give when playing in a park, this is not necessarily a market of how the playtime is going. It usually just means that your puppy is saying "i don't want to play anymore" or more commonly, "I want to play my way and you are not letting me"

Want help putting this into practice?

The Toe Beans Co runs a free SKOOL community where Sydney dog owners get access to training guides, questions answered, and direct support from Luke. It's free to join.

Join the free community →

Upcoming puppy schools in Sydney

If you're in Sydney and want structured, in-person guidance for your puppy, including supervised introductions with other known, size-matched puppies, Luke runs puppy school at six venues across Sydney, and all six are taking bookings.

Check the puppy school program →

Or book a meet and greet →

Frequently asked questions

Q: How old should my puppy be before meeting other dogs?
A: From 8 weeks, as long as the other dog is vaccinated, known to you, and the setting is controlled. The socialisation window closes at 6 months, so this isn't something to leave until your puppy's full vaccination schedule is finished. Structured puppy school with known, vetted dogs is the safest format for early introductions.

Q: My puppy had a bad first meeting with another dog. Is it going to be reactive now?
A: One bad meeting doesn't make a reactive dog. Reactivity comes from a pattern repeated over months, not a single rough encounter. Go back to a known, calm dog for the next meeting, keep the interaction short, and don't force another attempt straight away if your puppy needs a day or two to settle.

Q: Can I use an off-lead dog park for puppy socialisation?
A: It's not the right setting before your puppy's socialisation window closes at 6 months. You can't confirm the other dogs' vaccination status or temperament, and you've got no control over how fast an unfamiliar dog closes the distance. Known, vaccinated dogs in a setting you control, or a supervised puppy school class, gets you a far more reliable result.

How old should my puppy be before meeting other dogs?

Puppies can start controlled dog-to-dog introductions from 8 weeks, as long as the other dog is vaccinated and the environment is clean. The socialisation window closes at around 6 months, so waiting until the full vaccination schedule is complete often means missing the most important developmental period. Structured puppy school on clean indoor surfaces is the safest format for early introductions.

My puppy went completely over-threshold at its first dog meeting. Is it going to be reactive?

One chaotic introduction doesn't make a reactive dog. Reactivity develops through repeated patterns, not single events. Reduce the arousal before the next attempt, manage the approach geometry carefully, and give the puppy time to reset between encounters. If high-threshold greetings continue as a pattern across months, that's when reactivity becomes likely. Not from a single bad session.

Can I use Centennial Park or the Bondi dog park for puppy socialisation?

Sydney's off-lead dog parks are high-arousal, unstructured environments. This is the opposite of what a young puppy needs for early socialisation. Encounters are uncontrolled, the dogs are unknown, and one rough experience can create weeks of reactive behaviour in a sensitive puppy. Puppy school with known dogs and a trainer present is a significantly better format for dog-to-dog socialisation while the window is open, which is up to twenty four weeks.

How do I know if a puppy introduction is going well?

The clearest sign is what the dogs look like between greetings, not during them. Loose body posture, soft eyes, a tail at mid-height, and the ability to disengage and walk away are all good markers. A puppy that's locked on to the other dog, vocalising, or can't be called away is over threshold. A successful early session is often unremarkable. That's the goal.

What is the 14 Rule for dog introductions?

There is no 14 Rule in our method. The tool we use for introductions is the Energy Meter. Score each dog from one to ten, and only let them meet if both are at a five or below. Above a five a dog cannot take anything in, so nothing you do in that moment lands. If either dog is over, create distance, walk the two of them in parallel, and try again once both have come back down. If they do not come down, end the session for the day.

How is your method different to other trainers?

You've tried everything with your dog. The endless treats, brain games and a range of random YouTube videos with trainers saying they have some magic bullet but nothing sticks. You're not doing it wrong, you are just trying to fix the wrong thing. Your dog isn't broken.

Whether you've got a barking dog or a dog who pulls on the leash or a dog who jumps up or is becoming a little bit aggressive, the chances are they are getting far too excited, reactive and far too emotional at that point in time. The real trick I found is to get those dogs to turn to you, to listen to you when it really matters. Because if you get that bit in place and they're not all scattered-brain and over excited and over emotional you're halfway there. If they're calm and they turn and look to you, then you have the opportunity to show them how you want them to behave.

So in a nutshell, before you start to train the dog you need to know how to win their mind. The problem is that most trainers jump straight into commands and training your dog when they are overstimulated. The problem isn't that your dog doesn't know what to do, it's that they are choosing not to listen.

Think of it like having a terrible fear of flying and being dragged towards a plane. Someone telling you how safe planes are isn't going to make you calm down.

At The Toe Beans Co, we don't start by training your dog. We start by understanding the why, through the dog's eyes. Once your dog actually chooses to come alongside you, everything else becomes easy.

We come to your home in Sydney. Sessions run sixty to ninety minutes, in your space, with your specific issues. On the 32 weeks and over program the first session runs two hours. No generic advice. We look at the cause, we show you exactly how to change it, and you leave with a plan you can start that same day.

This is completely force-free. No shouting, no pain, no fear, no force. We work with your dog's natural instincts, not against them.

What is included in the puppy program? (Short Version)

Puppy school includes:

  • Four weeks of group puppy school, one hour a week, in classes capped at ten puppies and matched by size
  • The online course, included from Silver up, running week by week from eight weeks to twenty four weeks, plus a standing library you can open the day a problem shows up
  • Lifetime access to our community, with Ask Luke on hand round the clock
  • Breed specific guides
  • Lifetime access to the 5 Golden Rules program
  • Pictures and goodies from training

What changes between the levels is the one to one time in your own home, whether you have the online course, and how long your access and direct support run for. In home sessions are sixty to ninety minutes.

  • Bronze is puppy school on its own, with lifetime community access and Ask Luke behind you
  • Silver adds a setup session at your house before school starts, six months of course access, plus direct message support
  • Gold includes three sessions, a full year of access, and phone support as well as messaging
  • Platinum includes ten sessions, lifetime access, training equipment and the video library, and is capped at five clients at a time

Is the community really free?

Yes, absolutely. You can access all of them through our free community where we also host weekly dog training zoom calls. You can stay as long as you like.

Upcoming Puppy Schools