You may be wonder if your Border Collie puppy is cultivation at a constant rate, which way you care around his overall well-being and you just want the to flourish properly. Besides, a canine’s height and also weight can indicate at an early stage signs the potential health issues.

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Keep scrolling and also read-up this article to discover the ideal growth price or advancement of the Border Collie size.



Overview: Facts about the Border Collie breed

Whether this is the first time did you do it heard about the Border Collie or not, there is a lot of important information around this awesome purebred.

Border Collies room sheepdogs the originated native the Scottish borders, hence the name. They’re bred originally to job-related or herd livestock and are recognized for your obedience and wit. Nowadays, boundaries are well-known to be the most intelligent dog.

Although several of them are still used for your herding or working skills, Border Collies likewise excel at conformation shows, canine sports, and also human-assisting work like search and rescue.

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For physical characteristics, boundaries have a head choose a Collie’s through a body that’s a little bit longer 보다 they’re taller. Their ears room perked with the tips dropped over. It offers them a cheerful watch to balance out their extreme crouch and stare as soon as stalking and controlling sheep.

They have actually a coat that’s either long and also coarse or short and smooth. A Border Collie is often discovered in black and white, yet they have actually a wide variety of colors, markings, and also patterns.

You can also find lock in various combinations of red and also white, brown and white, blue merle, gray, tricolor, and also many more!

Borders’ hair is not hypoallergenic. Lock are thought about average shedders yet sheds greatly when the time to get rid of their winter coat.

This each other is perfect for owner or families who are active and loves spending time v their dog, both indoors and outdoors, no matter the season or weather. Border Collies are highly energetic and also would it is in happy if they’re always on the move.

Watch this video clip of Border Collies running around in their yard, play chase v each other. Their backyard seems to have actually enough an are and is secure because that them to exercise without lot supervision.


Border Collies may be at risk to particular health issues such together epilepsy, Collie Eye Anomaly (CEA), and hip dysplasia, but it doesn’t happen to all Borders. Lock a typically healthy breed v a lifespan of 10 come 17 years.

Another thing to take into consideration if you planning to buy a Border Collie puppy or if you already have one is their size.



Standard Border Collie size variety or classification

Let’s talk about the basics. Over there are 5 breed sizes for canines:

Toy: approximately 12 poundsSmall: 12 to 25 poundsMedium: 25 to 50 poundsLarge: 50 come 100 poundsGiant: 100 pounds and also over

You might have heard or seen a miniature Border Collie, however they’re one of two people bred in an unhealthy way or combined with a toy or tiny breeds.

But yes a rescue dog called Gulliver who was claimed to have actually the title “World’s biggest Border Collie.”

Border Collies autumn within the medium-sized range, just like English Springer Spaniels, Whippets, and Corgis. Store in mind that these space only median numbers and also occasionally overlap.

The developmental step of a Border Collie puppy

Before discussing the typical size the a full-grown Border Collie, we have to consider their growth rate from puppyhood together well. Every milestone is crucial as it will certainly be your overview in identify if her Border pup is cultivation at a healthy pace.

Remember, every puppy or dog, also if lock the very same breed, grows at a different rate. The crucial thing is they’re getting weight steadily.

From birth approximately 3 weeks of period (AKA Neonatal Period)

A newborn Border Collie has actually an typical birth weight of 7-14 ounces. In ~ their an initial 24 hours, puppies may shed water weight. ~ that, castle should automatically put on weight.

Your Border pup have to be doubling your weight within their first week until six weeks. At least ½ come 1 ½ oz a day. Other turning points that you don’t desire to miss throughout this stage space their first crawl, opened their eyes, and also getting their primary or infant teeth.

From 3 weeks come 12 weeks (AKA Socialization Period)

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By six weeks the age, your Border Collie puppy, who’s around 3 to 6 pounds (1 to 3 kg), should have actually multiplied its weight 4 times. Also as a pup, they’re extremely active, yet they’re supposed to gain 2 come 4 pounds in a week till their 14th week.

You’d an alert the puppies are starting to socialize, not just with their mother or siblings, but everything in their surroundings.

It’s wonderful idea to let the pups obtain used to different sounds and also smells at this early age, however the Border Collies must still be v their mom. And yes, also if they space weaned. After ~ all, it’s their mom who’d teach doggy society skills.

From 3 month to 6 months (AKA juvenile Period)

At 14 mainly old, that rapid and also extreme gain weight finally levels off and also is probably gaining a lb each week until 6 months of age. It will certainly be a gradual process compared come puppyhood.

While castle entering adolescence, teenage Border Collies eat voraciously in stimulate to assistance their high levels of energy and metabolism.

The milestones during this stage are having all their puppy teeth and also transitioning come adult teeth, and also their motor an abilities are method more developed.

From 6 months to 16 months (AKA sexual Maturity Period)

By this stage, your Border Collie puppy is around to with his or her sexual maturity.

You’ll watch them will finish adult teeth, ear upright through the advice dropping, and also they have actually a stronger bond with their pack. The estrus cycle of a woman Border Collie will start at 6 months, while males reach their sex-related maturity as soon as they’re 7 months old.

From 16 month to 36 months (The shift to the period of adulthood)

Moving previous that teenage stage, one adult Border Collie should have actually gained enough weight.

Full-grown Border Collies shouldn’t have actually trouble preserving their healthy weight. Even if there room no more significant milestones in ~ this period, they will still continue to grow. They ultimately reached their full-sized framework.

Female borders are thought about adults by the time they’re 24 month or two years old, and also males reach their adulthood until 36 month of age.

Watch this video of a black and white Border Collie growing up until 12 months:



Border Collie dimension charts

The average elevation of Border Collies is 22 to 27 inches (56 to 69 cm) and a weight of 27 come 45 pounds (12 to 20 kg). Their size is around 28 to 34 inch (71 come 86 cm), and also a withers elevation of 18 to 22 inches (46 to 56 cm).

But over there are different ways to tell the load of your Border Collie puppy or dog based upon their period or gender.

Border Collie load chart by age

The table below includes information on exactly how much your Border Collie (or many medium-sized dogs) will certainly weigh at each milestone.

AgeWeight in pounds (lbs)
8 weeks4.04.55.05.56.07.08.0
9 weeks4.55.15.66.26.87.99.0
10 weeks5.05.66.36.97.58.810.0
11 weeks5.56.26.97.68.39.611.0
12 weeks6.06.87.58.39.010.512.0
13 weeks6.57.38.18.99.811.413.0
14 weeks7.07.98.89.610.512.314.0
15 weeks7.58.49.410.311.313.115.0
16 weeks8.09.010.011.012.014.016.0
5 months11.012.413.815.116.519.322.0
6 months13.014.616.317.919.522.826.0
7 months15.016.918.820.622.526.330.0
8 months17.519.721.924.126.330.635.0
9 months19.521.924.426.829.334.139.0
10 months21.524.226.929.632.337.643.0
11 months24.027.030.033.036.042.048.0
12 months26.029.332.535.839.045.552.0

If she wondering just how to use this table, just look for her Border Collie’s period on the left and also find his current weight. For example, If you Border pup is six months old with a weight of 16.3 lbs, follow that column to the 12-month row, and he’ll be about 32.5 lbs by the moment he transforms one year old.

Couldn’t uncover the age and weight of your puppy on this chart? don’t worry! there are ways of calculating the weight of a dog in ~ the tool range.

Size calculation technique 1

Let’s say her Border Collie’s load is in between two number in the chart. All you need to do is find the average that the two.

If your puppy is 26 lbs at the age of 11 months, climate he’s between 24 and also 27 lbs ~ above the table above. Gain the typical of 24 and also 27, then divide it by two, i beg your pardon is same to 25.5 lbs as his weight together an adult.

Size calculation technique 2

The second method to uncover out your Border Collie puppy’s adult weight is by dividing his existing weight indigenous his existing age in weeks.

For example, your puppy weighs 8 lbs in ~ 13 main (8/13=0.61). Multiply the result (0.61) to 52 (the biggest number on our chart), and you’ll obtain 32 lbs.

Based on the formula, a Border Collie puppy the weighs 8 lbs at 13 main would most likely weigh 32 lbs as an adult.

Size calculation method 3

Use this if your pup is 14 weeks old or beyond. Every you have to do is sweet your puppy while on his 14th main or examine his record and see what that weighed during that age. Main point it by 2 and include it to fifty percent hid weight at 14 weeks.

Let’s say your Border puppy is 10 lbs at 14 weeks. If friend multiply that by 2, the an outcome is 20 lbs. Add that to half his weight at 14 weeks, which is 5, and you’ll get 25 lbs.

Male and female Border Collie development graph

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By gender, a male Border Collie has a standing height of 24 to 27 inches (61 come 69 cm) and withers height of 19 to 22 inches (48 to 56 cm). Males have a size of 29 to 34 inch (74 come 86 cm), and their load is between 30 to 45 lbs (14 to 20 kg).

You’d often notice that female canines are much smaller, and also it go for every breeds.

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A female Border Collie has actually a elevation of 22 come 26 inches (56 to 66 cm) when standing, and the withers is between 18 to 21 inches (46 to 53 cm). Females deserve to weigh anywhere from 27 to 42 lbs (12 come 19 kg) and also have a length of 28 to 32 customs (71 to 81 cm).

There are also a the majority of size calculators because that puppies and also dogs whereby you just have actually to provide your pet’s details breed (just select Border Collie), age, and current size. Yet if you’re going to to compare the size of borders with humans, they’re mainly just above the knee.

Is her Border Collie underweight, healthy, or overweight?

Without visiting a vet, friend can check if your dog’s keeping a healthy weight, especially due to the fact that each canine is unique.

Find the end if your Border Collie has an ideal weight by just looking in ~ him from over and on his side. You’d also have to feel his pelvic bones and ribs to make certain he has actually a well-proportioned waist size.

Here’s a chart showing the right body problem of any kind of dog, and when should you it is in concerned.

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If friend feel favor your Border Collie puppy is underweight or overweight, carry him come a veterinarian come make sure there’s no underlying health issue.

For canines who space underweight without any disease that’s leading to him to lose weight, you may have to provide your dog parasite treatment. Various other than that, feeding larger and frequent meals and also switching come a different type of dog food might help.

Overweight Border Collies that don’t have any type of illness, which leads to obtaining too lot weight, early solutions must be under meals, cutting out treats, and more exercise.

The dimension of an proper home because that Border Collies

Borders have actually a lift of being constantly on the move. With that said, very active dogs favor this each other aren’t suitable for a small yard.

They’d be happier to be v an owner that can administer them a house where they can run freely. This will additionally avoid pent-up energy, which might lead to occurring behavioral issues.

A Border Collie is encourage for families who have a ranch or farm. If not, a spacious home with a huge yard would certainly suffice.

Having a big backyard is no excuse to leave her dog outside. He should have actually his very own crate that’s about 42 inches (107 cm). This kennel or dog crate dimension is enough for the height and also weight that Borders and also gives castle extra an are to large out.



It’s it s okay if her Border Collie’s dimension is different

We cannot emphasize enough that each and also every puppy are people who thrive or develop in various paces. No to cite that part dogs have growth spurts.

All the information, charts, formulas, and also calculator the we provided should just serve as guides to assist you understand if her dog is on a healthy and balanced weight and also how large they can obtain in the future.

Your Border Collie puppy may not have his age or dimension here, yet it can fall anywhere in between those numbers.

You don’t have actually to concern too much about the tiny variance in your Border Collie and also any graph you discover online. If your pet is living and eating healthy, and is happy with you and also your family, that’s an ext than enough for her dog.

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One of the most essential advice we can offer you right currently is to take lots of pictures and videos of her Border Collie baby cultivation up. Yes no much better way come remember every those milestones.

Do you have actually a Border Collie that has actually a various size? call us much more about that by commenting on the box below!