When is a Springer Spaniel Fully Grown?

August 24, 2022

If you are considering a new family pet or have just brought a Springer Spaniel puppy into your life you may be wondering just how big this dog will grow to be.

Are you going to have a massive dog that near yanks your arm off on a walk in a year's time or a tiny little dog? Understanding this can help you decide if a Springer Spaniel is the right dog for you.

This article has been written to help both those trying to work out if a Springer Spaniel is the right dog for you and those who are wondering if their Springer is developing at the right rate.

If this sounds interesting read on to learn everything you could want to know about how big Springer Spaniels get!

At what Age is a Springer Spaniel Fully Grown?

A Springer Spaniel will continue to develop until they are around 18-24 months old.

By around the 12-month mark, your Springer will be pretty close to their adult height. Most of the development done after this point will be the strengthening of bones, joints and muscles. Especially in male dogs as they have a bit more muscle to put on.

What Size are Springer Spaniels when Fully Grown?

The size your Springer Spaniel will be once fully grown will vary from dog to dog. Males will be a bit bigger than females in most cases as you would expect.

There are height and weight ranges for both English and Welsh Springer Spaniels to give you an idea of how big your Spaniel will grow to be.

English Springer Spaniels are the larger of the two Spaniel breeds, but only marginally.

English Springer Spaniel Height and Weight

Female:

  • Height: 18-20 inches
  • Weight: 18-23 kg

Male:

  • Height: 19-22 inches
  • Weight: 20-25 kg

AKC Data

Welsh Springer Spaniel Height and Weight

Female:

  • Average height: 17-18 inches
  • Average weight: 16-20 kg

Male:

  • Average height: 18-19 inches
  • Average weight: 18-25 kg

AKC Data

Springer Spaniel Growth Chart

Here is a growth chart for Springer Spaniels. As English and Welsh Springer Spaniels are only marginally different as adult dogs it will be applicable to both breeds.

As before, remember that this is only a guideline and all dogs develop at their own pace. This can be a good way to gauge their development though.

AgeMale WeightFemale Weight
3 months8 - 10 kg7 - 9 kg
4 months11 - 13 kg10 - 11 kg
5 months11 - 13 kg11 - 12 kg
6 months14 - 15 kg12 - 13 kg
7 months16 - 17 kg13 - 14 kg
8 months18 - 19 kg14 - 15 kg
9 months18 - 20 kg15 - 16 kg
10 months18 - 21 kg16 - 17 kg
11 months18 - 22 kg16 - 18 kg
12 months18 - 23 kg16 - 20 kg
14 months18 - 24 kg16 - 22 kg
16 months18 - 25 kg16 - 23 kg

What Should I Do if my Springer Spaniel isn't Growing as Expected?

If your Springer Spaniel is not the same size as it should be going by the table above don't panic. It is very likely that everything is just fine.

While the stats above are averages and work as a great guideline it is important to remember just that, these are averages. Some dogs will be larger and some smaller than the above projection suggests.

They may just be progressing a little more slowly than others and just go through a bit of a growth spurt later on. My Spaniel is on the smaller side of her size guidelines but perfectly healthy non the less.

If you did suspect that your dog was really far off the projections above and have some concerns about their development just book an appointment with your vet for a check-up and a bit of reassurance. Your vet will be your number one source for advice every time.

There are a few factors that you can examine in more detail to understand if there could be a problem and that is what we will talk about next.

Factors that can Affect Growth

If you have found that your Springer Spaniel is a bit on the small side of the scale there are a few things you will want to check first.

Some of these you will need your vet's support to do. But there still are a few you can check off before you head in for a check-up.

Imagine how on it you will look when you tell your vet everything you have already checked.

Nutrition

The quality of your dog's diet and how much they eat will be one of the main factors that can impact your English Springer Spaniels development.

If you don't have your Springer Spaniels diet properly sorted out it can cause a wide range of problems including how well they grow.

Unlike humans, a dog will go from being a tiny puppy to its fully grown adult size in the first year. This is a serious amount of growing your dog has to do and that needs a lot of good food!

Mistakes here can easily be fixed quite quickly. Probably a good one to check before heading to the vet though!

There is a really quick way to check if your dog is around the correct weight by running your hand down their side. You are looking to feel their ribs with a little layer of fat above. If the ribs are too clear or unable to be felt there is a problem.

Parasites

Parasites will steal nutrients from your dog's body that will stop bones and muscles from getting what they need to develop properly which can, in turn, lead to stunted growth.

There are a few types of parasite puppies that may have to contend with the main ones you need to know about are hookworms, tapeworms, and ringworms.

To help you identify if your furry friend may have a parasite look out for these symptoms:

  • Weight loss
  • Becoming lethargic
  • Diarrhoea
  • Scooting
  • Vomiting

Many of these symptoms can be caused by a wide range of other conditions, so don't jump straight to parasites. That said, a puppy having a parasite can be quite a serious problem. You will definitely want to book an appointment with your vet to make sure everything is okay.

Genetics

Another reason your English Springer Spaniel might be a little smaller is that their parents were. Two dogs breeding who were on the smaller side of the breed size range will likely produce smaller dogs.

I suppose this isn't that surprising though seeing it is just the same with people.

Some dogs can also contain genetic markers for certain conditions that can impact their growth. Good breeders will screen their dogs before mating to ensure a healthy litter and no risk to the soon-to-be parents though.

Neutering/Spaying

Neutering or spaying English Springer Spaniels will not cause stunted growth, in fact, quite the opposite. It causes growth plates to remain open longer which can lead to a larger dog.

There can also be negative effects such as a higher chance of obesity so you'll need to keep an eye on that.

Gender

Male dogs are always a bit larger and weigh more than females, so if you are checking if your Springer Spaniel is the right size, you should consider this.

This is due to males having a more muscular physique and testosterone. If you have a male dog you'll notice they fill out a bit more.

Conclusion

And there you have it, now you know everything you need to about the rate and size that both English and Welsh Springer Spaniel puppies should grow at.

Please remember that all dogs grow at their own rate and the tables above show the average sizes a Springer Spaniel will be as they age. Your dog will likely not follow this exactly.

There can be reasons for your dog not developing as expected. If you suspect this is the case please check a few of the possibilities I highlighted above and check with your vet if you still have any doubts.

Even though having an adult Springer Spaniel leap on your lap on the sofa for a cuddle just like when they were a puppy can be a bit of a challenge they are still a brilliant canine companion. Even big Springer Spaniels need love, right?

Allan  Noble
Hi, my name is Allan! I am the owner of Spaniel Advisor and I've got over seven years experience of owning Spaniels.  
I hope this article was helpful for you! 
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