There are a few things to consider if you’re thinking of adding a puppy to your family.
It may be a good idea to consult a chart of puppy growth first to get an idea of what you can expect as your pup grows.
Dog parents are often concerned about their puppy’s accommodation. It is important to predict your puppy’s growth rate and size.
It is helpful to know the approximate size of your dog before you decide on the type of crate to transport him.
It is also useful when you need to designate a space for rest or play.
We have developed some guidelines to help you predict the future size of your puppy. These include how long it will take for them to grow, what dog breeds affect their size, and an approximate prediction of their adult weight.
Are Dogs Full Grown at 12 Months of Age?
This question is difficult to answer because it all depends on the dog. Chihuahuas, for example, are small breeds of dog that reach full size in 10-12 months.
However, small-medium breeds such as Beagles and Miniature Schnauzers and Toy Poodles will finish their growth around 12-15 months, and reach their full weight around 18 months.
Boxers, Labrador Retrievers and Collies, which are medium-sized to large dog breeds, usually reach full maturity at 18 months. By 2 years, they will have reached their full weight. Giant dog breeds reach full maturity in their paws around 18 months.
For giant dog breeds, the best way to determine their size is to measure the size of their paws.
After fully “growing in” their paws, they have a more proportional physique. Keep in mind that each pet’s timeline will be different.
Toy Breed Puppy Growth Chart
Birth Weight2.5 oz3.5 oz4.5 oz5.5 oz6.5 ozAge1 week3.5 oz6 oz9 oz10 oz12 oz2 weeks5 oz7 oz12 oz14 oz18 oz4 weeks8 oz12 oz18 oz22 oz24 oz6 weeks10 oz16 oz24 oz29 oz34 oz8 weeks12 oz20 oz29 oz35 oz42 oz10 weeks14 oz23 oz33 oz40 oz47 oz12 weeks16 oz27 oz39 oz47 oz55 oz14 weeks18 oz31 oz45 oz52 oz62 oz16 weeks20 oz35 oz52 oz59 oz72 oz18 weeks22 oz38 oz54 oz67 oz78 oz20 weeks24 oz42 oz58 oz72 oz82 oz22 weeks26 oz44 oz62 oz76 oz86 oz24 weeks28 oz46 oz66 oz78 oz90 ozAdult Weight1.75 lbs3.5 lbs5 lbs6 lbs7 lbs
Toy breeds can include Chihuahuas, Shih Tzus, Toy Poodles, Shih Tzus, Malteses, Havanese and Cavalier King Charles Spaniel dogs.
Toy breeds average 5-10% increase in body weight each day. This adds up to approximately 1 to 6 oz per day.
Dogs that are smaller than large dogs develop faster than dogs that are larger. They usually reach adult weight between 8 and 9 months.
This chart shows the future weight of your puppy. It also includes its birth weight. You can still estimate your puppy’s adult weight even if you don’t know his birth weight.
You simply need to look at his age, which will be found in the left column on the puppy weight chart. Next, find the closest weight for that age.
Next, look down the column to determine his adult weight or any milestones.
Calculating the Adult Weight of a Toy Breed Puppy
You can also calculate your puppy’s adult weight by taking his 6-week-old weight and multiplying it twice.
We won’t all know his current weight at that time. To help you, we have a dog weight chart broken down by breed and age. You can simply look at his age and weight, and then work back.
As an example, a 12-week-old puppy weighing 16 ounces would be 6 weeks old. The chart shows that.
Double that amount to 20-24 ounces, then double it again to 40-48 ounces.
Chart for Small Breed Puppy Growth
AgeWeightWeightWeight8 weeks2 lbs3 lbs4 lbs10 weeks2.5 lbs4 lbs5.5 lbs12 weeks3.5 lbs5 lbs6.5 lbs14 weeks4 lbs6 lbs7.5 lbs16 weeks4.5 lbs7 lbs9 lbs5 months6 lbs8.5 lbs12 lbs6 months7 lbs10 lbs14 lbs7 months8 lbs11.5 lbs16 lbs8 months9 lbs13.5 lbs18 lbs10 months11 lbs16.5 lbs22 lbs12 months13 lbs20 lbs27 lbs
Even though small dogs don’t grow as fast as their toy counterparts, they still develop faster than larger dogs.
They reach their adult weight around 8-12 months.
There are some overlaps with the toy breed sizes, particularly at the lower end. Medium-sized dogs can be found at the higher end.
The small breeds are dogs between 12 to 25 pounds. Small breeds gain weight at an average rate of 5-10% per day, which is approximately 5-8 ounces each week.
This detailed chart of small dogs can be used to predict the size of your puppy. To see your puppy’s adult weight at 12 months, simply find the closest weight to his age.
If your puppy is 16 weeks old and weighs 7 lbs, you can follow that weight column to find out how much he/she will weigh when fully grown.
Calculating the Adult Weight of a Small Breed Puppy
You can find the average weight of your dog if the age or weight of your puppy is not on the puppy growth charts. If your puppy weighs in at least one of the above, you can simply find the average.
Another way to determine your dog’s adult weight is to calculate his growth rate and multiply that number by 52. If you are comfortable with a little math, this is possible.
Find out his weight gain in a week to find out his growth rate. This can be done by taking his current weight and multiplying it by his age over the next few weeks.
Medium Breed Puppy Growth Chart
AgeWeightWeightWeight8 weeks5 lbs6 lbs8 lbs10 weeks6.5 lbs8 lbs10.5 lbs12 weeks8 lbs10 lbs12 lbs14 weeks9.5 lbs12 lbs15 lbs16 weeks11 lbs14 lbs17 lbs5 months14 lbs18 lbs23 lbs6 months17 lbs20 lbs27 lbs7 months19 lbs23 lbs31 lbs8 months22 lbs27 lbs36 lbs10 months27 lbs33 lbs43 lbs12 months33 lbs40 lbs53 lbs
Medium dogs typically reach 99% of their adult weight at 9-10 months. The medium breed types generally consist of breeds around 25-50 lbs.
There is overlap between large-sized dogs at the top end and small-breeding dogs at the bottom.
Beautiful medium breed dogs include the Australian Cattle Dog, Bull Terrier and Bull Terrier as well as the Border Collie, Bull Terrier and Chow Chow.
The following medium dog growth chart will allow you to calculate the future weight of your puppy when he is fully grown. It works in the same manner, but the measurements are different for medium-sized dogs.
The chart estimations also have the added benefit of allowing you to estimate how much your son will weigh at each milestone in his life.
The chart is very easy to use! The chart is easy to use. First, look at your puppy’s age in the left column. Next, look at his weight.
If your pup is 12 weeks of age and weighs 8 lbs, you can follow this column to the “12 month” row which is 33 lbs.
This is the estimated weight of your puppy as an adult. You don’t have to worry if your puppy’s weight or age is not listed in the chart. There are still some things you can do that will help determine his adult weight.
Calculating the Adult Weight of a Medium Breed Puppy
You can determine the adult weight for a medium-sized breed pup if he weighs between two different weights. To do this, you will need to calculate the average weight of both the two weights. You can also use your puppy’s growth rate.
You will first need to calculate your puppy’s growth rate. This is his current weight in pounds divided by his age in weeks. Then multiply 52 by the growth rate. This will give you the weight of your adult puppy.
This method can be used to calculate the adult weight of your medium-sized puppy if you know his 14-week weight. First, weigh your puppy at 14 weeks. Next, multiply that number by 2. Next, multiply this number by 2.
Chart of Puppy Growth for Large Breeds
AgeWeightWeightWeight8 weeks11 lbs13 lbs15 lbs10 weeks14 lbs17 lbs19 lbs12 weeks17 lbs20 lbs23 lbs14 weeks20 lbs23 lbs27 lbs16 weeks23 lbs27 lbs29 lbs5 months31 lbs36 lbs31 lbs6 months36 lbs43 lbs42 lbs7 months42 lbs49 lbs57 lbs8 months48 lbs57 lbs66 lbs10 months60 lbs64 lbs82 lbs12 months72 lbs85 lbs98 lbs18 months105 lbs125 lbs145 lbs
Large breed dogs need to reach their full adult weight in 12-18 months. Large breed dogs typically consist of dogs that weigh between 50 and 100 pounds.
However, the large dogs at the top end may overlap with the smaller medium-sized dogs at the bottom end.
Doberman Pinschers, Akitas, Boxers, Labrador Retrievers, Labrador Retrievers, Belgian Malinois and German Shepherd Dogs are all examples of large breed dogs.
The following chart can be used to calculate the full-grown weight of your large breed puppy. This is an estimation, so it will only give you an idea of his weight at full-grown.
To use the puppy weight chart, first start with your puppy’s age in the left column. Next, based on his current weight look for the figure that corresponds to his age in the adjacent columns.
Large breed dogs can grow beyond the one-year mark. They might continue to grow until they reach 18 months. Some large breed dogs can reach 107.3 if they continue to grow until they are 18 months old.
Calculating the Adult Weight of a Large Breed Puppy
You can use the average of both the adult and juvenile weights to determine the weight of large breed puppies.
You can also use your puppy’s growth rate. You will first need to calculate your puppy’s growth rate. This is his current weight (at 20 weeks), divided by his age in weeks.
Next, multiply the growth rate 52 times. This will give you the weight of your adult puppy.
This method can be used to calculate the adult weight of large breed puppies if you know their six-month-old weight. First, weigh your puppy at six months. Next, multiply that number by 2. Next, multiply this number by 2.
Giant Breed Puppy Growth Chart
AgeWeightWeightWeight8 weeks17 lbs19 lbs21 lbs10 weeks22 lbs24 lbs27 lbs12 weeks26 lbs29 lbs32 lbs14 weeks30 lbs34 lbs28 lbs16 weeks35 lbs39 lbs43 lbs5 months37 lbs41 lbs45 lbs6 months56 lbs62 lbs69 lbs7 months64 lbs72 lbs79 lbs8 months75 lbs84 lbs92 lbs10 months92 lbs103 lbs113 lbs12 months112 lbs125 lbs138 lbs18 months165 lbs185 lbs205 lbs
There is overlap between the small breed sizes at the lower end, but the large breed category includes breeds over 100 lbs.
Large breed dogs include dog breeds like the Great Pyrenees and Newfoundland, Leonbergers, Irish Wolfhounds, Bernese Mountain Dogs, Great Danes, Great Danes, and Tibetian Mastiff.
Giant breed dogs usually take longer to reach their adult weight, which typically takes between 12 and 18 months. Giant breeds at the top of the scale may continue to grow until they are 2 or 3.
Dog breeds like Mastiffs, Great Danes and Newfoundlands are just a few examples. The giant dogs at the top end of the scale usually gain 3 to 5 lbs per semaine, while those at the lower ends typically gain 2 to 3 lbs each week.
The following chart will give you an idea of his weight and help you to predict how big your giant breed puppy will be when he is full grown. You can see where your puppy falls based upon his weight. However, you should start by looking at his age in the left column.
Important to remember that giant breed dogs can grow past 12 months. Your puppy could continue growing up until he’s 18 months or even 3-years.
Calculating the Adult Weight of a Giant Breed Puppy
You can use the average of two adult weights to determine the adult weight for a giant breed pup. You can also use your puppy’s growth rate.
You will first need to calculate your puppy’s growth rate. This is his current weight (at 20 weeks), divided by his age in weeks. Then multiply 52 by the growth rate. This will give you the weight of your adult puppy.
This method can be used to calculate the adult weight of your giant breed puppy if you know his six-month-old weight. First, weigh your puppy at six months. Next, multiply that number by 2. Next, multiply this number by 2.
If your chart doesn’t show your puppy’s age, you can look at the receipt or record of your vet to see what your dog weighed.
Factors that Affect the Size of Your Puppy
Breed Size
It has been proven that the breed size of your puppy can affect its development. Different breeds grow and reach adulthood at different speeds.
Although it is a general rule that puppies are not older than one year old should be considered, the size of a puppy can affect whether or not he attains adult maturity by one year.
Some breeds reach full maturity in 24 months, while others take longer. Larger breeds of dog take longer to reach adulthood.
Genetics
Your dog’s growth is greatly affected by genetic factors. These genetic factors influence the rate of growth as well as other important factors that contribute to their development.
If both parents are large, the offspring will also be. The full-grown dog will approximate the size of its parents.

Gender
Many studies have shown that size can be affected by sex differences in development and weight.
Not surprisingly, male dogs tend to be larger than their female counterparts in the early years of adulthood. The majority of dog breeds have males that are slightly larger than their female counterparts.
Research focuses mainly on the genetics of breeds as the main determinant of growth rate. However, a few studies have looked at sex as an important factor.
Health & Nutrition
Although it is rare to hear about puppies being underfed, it happens. Most often, malnourished puppies occur when their owners don’t feed them enough.
Poor growth and other health issues are possible if puppies aren’t fed a balanced diet that is suitable for carnivores. You should also ensure that your puppy is physically active.
This will allow him to build strong bones and muscles. This will also improve his mood.
What Weight Should a Puppy Gain in a Week?
There is no one standard way to measure the daily weight gain of a puppy as it varies from one size to another.
Chihuahuas, Papillon and Chinese Crested are all Toy breeds. They gain between 1 and 5 ounces per day.
The average weight gain for small breeds like the Pug, Charles Spaniel, or French Bulldog is 5 to 8 ounces each week. They attain their adult weight at 8-12 months old and then weigh 12-25 pounds when they are adults.
Medium breeds such as the Border Collie, Corgi and Cocker Spaniel gain between 1 and 1.5 pounds each week.
Adults weigh between 25-50 pounds and reach adult weight when they are between 10-12 months old.
Large breeds like the Bloodhound, Alaskan Malamute and German Shepherd can gain approximately 2 pounds per week.
Large breeds are those that weigh between 50-100 pounds and reach adult weight in 18 months to one year.
Giant breeds are those that exceed 100 pounds. These include Great Danes and Mastiffs as well as Newfoundlands.
They can gain anywhere from 2 to 5 pounds each week and reach adult weight in 18 months. Others take between 2 and 3 years.
Puppy Development Stages
Neonatal Period: Birth – 3 Weeks
Dogs are born with their fur full length, and are unable to care for themselves. Their mother provides warmth, comfort, and food.
He cannot see or hear because his eyes and ears are closed. His front feet are strong and he can pull himself toward his mother for warmth and food.
He can cry if he’s not comfortable. His mother will respond by moving him towards her or licking him.
To survive, puppies must be kept at the right temperature. Because of their insufficient muscles, they cannot walk but can snuggle up to their mother.
This is important for puppies because they need to spend time with their mothers. He will rapidly grow, adding between 5-10% to his body weight.
Socialization Period: 3 Weeks to 12 Weeks
Your puppy will experience many changes between 3-12 weeks. As its muscles grow stronger, they will also undergo many other changes. They are active, playful and strong on their legs.
They interact with their littermates and move away from their sleeping areas to empty their bladders.
They may attempt to climb out from the whelping boxes at this stage. Their mother will spend less time with them.
If she is indoors, she may return to the family for more. He will also be getting a lot of his nutrition from puppy food.
Because they are afraid of unfamiliar things, they need to be socialized well. Most puppies learn house-training and how to wait before eliminating. They then start to sleep through the night without needing to go to the bathroom.
Juvenile Period: 3 Months – 6 Months
This stage is when puppies lose their puppy look and begin to look more like a miniature version.
By the end of the month, medium to large pups will have reached half their adult height. For puppies under 4 months, they don’t require formal walks. They just need to be able to run and play in the yard or garden.
Some puppies are less dependent on their owners for security.
You must keep your dog close to you when you are outside. Keep your puppy moving in the right direction so that he can find you. This will ensure that your puppy doesn’t wander too far from you.
Sexual maturity: 6-12 months, 16-18 months
If your puppy has not been spayed/neutered, there are plenty of sex hormones in his/her system.
These will help build his confidence and slow down his growth. Good outdoor management is essential to ensure good recall.
Many female dogs can be neutered after they have finished their first season. The owner can decide. As many dogs are not prepared for the heat cycle, it is best to avoid having your dog immunized.
Your dog can start participating in more intense activities and sports once he is 12 months of age.
Transition to Adult Period: 16 months – 36 months
There are many variations in how dogs grow and mature. These are rough guidelines. Different dog breeds attain adulthood at different stages. Training is all about what you put into it.
Full-grown dogs are usually muscular and compact with a well-balanced body. Dogs can continue to gain muscle and fill out their chests until they reach two years of age.
Chart of Mixed Breed Puppy Growth
You might be curious about the growth of your puppy if their parents are different breeds.
There are several ways to predict the growth of your mixed puppy. To determine the growth of your mixed puppy, first, you can use an online dog weight chart that is sorted by breed and age to track their progress.
If you don’t know your breed, you can perform a DNA test to determine which mixed-breed puppy you have. Next, check the mixed breed puppy growth chart to see the changes in weight and height.
You can also meet the parents to find out how big your puppy will grow. You may not be able to meet the parents but you can check out her height and weight. This will help you calculate your puppy’s height and weight.
Male puppies are slightly bigger than their mothers, while female puppies reach the same size as their mother.
You can also ask your breeder for information about your puppy’s weight and height. This is based on the previous litters as well as the parents.
You can also check the paws of your puppy to determine their adult size, especially if they seem unusually large.
What age do puppies reach their full adult height?
Many people want to know the age of dogs as they grow older. Physical maturity in height and size depends on how large your dog is.
Dogs of smaller breeds grow much faster than large dogs. This is why it can vary from one dog to the next.
Dogs can vary in terms of their final size and growth rate, even within the same breed.
It is almost impossible to accurately predict the weight of puppies at each stage of their development. There are differences among breeds, and even among litter-mates.
Is it possible for the smallest puppy in a litter to remain the smallest?
Sometimes it can be difficult to get enough attention from mom, especially if there are large litters. It is also often more difficult to ensure that no puppy is left behind.
However, the fact that a puppy is the smallest in a litter doesn’t mean they are a fatality. It shouldn’t be a problem if they are still in the healthy weight range for their age and breed, and growing at an appropriate pace.
Sometimes, a newborn puppy’s birthweight is significantly lower than the healthy range for their breed. These puppies are often slow to grow and struggle to gain weight.
You can make sure that your pup is not the smallest by following the advice of your vet. You may need to provide special care for your pup’s growth, such as feeding and exercise.
What if my puppy grows too fast or too slowly?
Sometimes your vet may feel that your dog’s growth is too slow or too rapid. Your vet may recommend that you limit the amount of food your puppy eats. To make your puppy’s food more nutritious, you can add nutritional supplements to his diet.
You should not free-feed your puppy. This could cause it to grow faster that you expected. Check his weight regularly and consult your vet.
Can Spaying and Neutering affect my Puppy’s Growth?
Neutering can affect the size of your dog because your dog’s sexhormones play a role in puppy development. These hormones tell your dog that it is time to stop growing.
A dog that is neutered after completing his physical development will grow faster because he does not have the sex hormones to stop him from growing.
FAQs about the Puppy Weight Chart
Puppy Size 8 Weeks Old
The size of a puppy 8 weeks old will depend on their size. Below is a list of the sizes for each breed.
Toy breeds are 11 to 39 ounces. Medium breeds are 4 to 8 pounds. Large breeds range from 9 to 15 pounds. Giant breeds are 16 to 20 pounds.
Three-Month-Old Puppy Size
The following is the weight for a puppy 3 months old, based on its size:
Toy breeds are between 15 and 53 ounces. Small breeds range from 2 to 6 pounds to medium breeds that range from 6 to 12 pounds to large breeds that range in weight from 14 to 23 pounds to giant breeds that range in weight from 24 to 30 pounds.
4-Month-Old Puppy Size
Below is a list of the weights for a puppy aged 4 months. It all depends on their size.
Toy breeds are 20 to 70 ounces. Small breeds are 3 to 8 pounds. Medium breeds are 8 to 16 pounds. Large breeds range from 18 to 30 pounds to 32 to 42 pounds.
Last words
These charts and formulas for dog weight by breed and age are useful tools that can help you estimate your puppy’s future weight and how he will develop as a dog.
Keep in mind that every dog and puppy grows at a different rate, so all charts and formulas are based on the average growth rate.
These figures can vary depending on the lifestyle and nutrition of your dog. While many dogs will not grow at the same pace, they will experience little growth spurts.
Puppy Growth Chart – Dog Weight Chart By Age And Breed Dog Food Smart.