At what age do goldendoodles stop growing

Goldendoodle Size Chart With 188,000+ Goldendoodle Weight Data Points

Goldendoodle Size Chart For Toy, Mini, Medium, Standard, and Giant Goldendoodles

You’re probably wondering: how big will your Goldendoodle get? In this article, you’ll find a Goldendoodle size chart and learn about growth patterns for Goldendoodles. You’ll also find this link to our interactive Doodle puppy growth chart and calculator, which will predict how much your Goldendoodle will weigh when full-grown!

Goldendoodle Size Predictions

Now, you’ve probably heard that it’s pretty much impossible to predict exactly how each individual Goldendoodle puppy will grow. It’s true – because Goldendoodles are hybrids – a cross between the Poodle and Golden Retriever – each Goldendoodle’s genes will dictate how large or small it will be when full-grown.

This unpredictability might be leaving you feeling worried, anxious, or simply just curious. Luckily, we can take a “guesstimate” on your pup’s final adult weight based on observed growth patterns.

Let’s have a look at the typical size predictions of Goldendoodles:

Toy Goldendoodle Mini/Medium Goldendoodle Standard Goldendoodle
Weight 10-25 pounds 25-50 pounds 50-90 pounds
Height* 15 inches or less 15-20 inches 20-26 inches
Age at Full-Grown 7.5-11 months 11-13 months 12.5-16 months
*A dog’s height is measured from their withers, which is the highest part of their shoulder blades.

F1 Vs F1b Vs F2b Goldendoodle

A Goldendoodle’s full-grown size is also determined by their generation. What does it mean exactly? Well, as we are combining two different purebred dogs, the generations are a great guideline that show us how much of the puppy’s genetic makeup consists of either of the parent breeds. 

Let’s take a quick look at the Goldendoodle generations and what each of them means:

1st Parent 2nd Parent % Golden Retriever* % Poodle*
F1 Goldendoodle (first-generation) Golden Retriever Poodle 50% 50%
F1B Goldendoodle (first-generation backcross) F1 Goldendoodle Poodle 25% 75%
F1BB Goldendoodle (first-generation backcross backcross) F1B Goldendoodle Poodle 12.5% 87.5%
F2 Goldendoodle (second-generation) F1 Goldendoodle F1 Goldendoodle 50% 50%
F2B Goldendoodle (second-generation backcross) F1 Goldendoodle F1B Goldendoodle 37.5% 62.5%
F2B Goldendoodle (alternate cross) F2 Goldendoodle Poodle 25% 75%
F3 / Multigen Goldendoodle F1B Goldendoodle or higher F1B Goldendoodle or higher Varies Varies
*These are generic calculations only – genetics are rarely mathematically accurate. Doodle Generations explained 2022

With each generation, we can achieve more control over a Goldendoodle’s size and other characteristics, such as their coat type and appearance. For instance, if a breeder’s goal is to achieve a smaller Mini Goldendoodle, they can breed an F1b Goldendoodle that has a Mini Goldendoodle parent and a Miniature Poodle parent. 

Goldendoodle Size Chart & Growth Patterns

Like most dog breeds, Goldendoodles do their fastest growing in the first 50% of their adult weight, which generally correlates to the first six months of life.

This is why it’s particularly important that your Goldendoodle puppy gets the correct nourishment they need to grow that adorable little body into a healthy adult one. Check out our guides on best dog food for Doodle puppies here.

They generally reach their maximum height by one year old but can spend a little longer gaining girth and weight. They generally finish growing anywhere between 1-2 years of age.

Speaking of, we’ve been collecting weight data from our Doodle Weight Prediction Calculator. The below Goldendoodle size chart / graph shows the average weights by age (in weeks), by size of Goldendoodle.

As of August 22, 2022, we’ve received over 188,000 accurate Goldendoodle weight submissions through our calculator.

Toy Goldendoodles

Toy Goldendoodles generally reach 50% of their adult weight around 3.5 months old. They will then plateau at their full adult weight between 7.5-11 months of age.

If you want to do a quick calculation, here’s the formula you would use to estimate the adult weight for a Toy Goldendoodle:

Toy Goldendoodle Weight formula - Goldendoodle Size
Chart

Mini and Medium Goldendoodles

Mini Goldendoodles generally reach 50% of their adult weight between 3.5 and 5 months old. They will then plateau at their full adult weight between 11-13 months of age.

If you want to do a quick calculation, here’s the formula you would use to estimate the adult weight for both Mini and Medium Goldendoodles:

Mini-Medium Goldendoodle Weight formula - Goldendoodle Size Chart

Standard Goldendoodle Size Chart

Standard Goldendoodles generally reach 50% of their adult weight between 4.5 and 6 months old. They will then plateau at their full adult weight between 12.5-16 months of age.

If you want to do a quick calculation, here’s the formula you would use to estimate the adult weight for Standard Goldendoodles:

Standard Goldendoodle Weight formula - Goldendoodle Size Chart

Alternative Formula

A different formula you could use for any size of Goldendoodle is:

Alternative Doodle Weight Formula


We hope this article gave you good insight into the different sizes of Goldendoodles, their growth patterns, and the formulas you can use to predict their adult weights.

The information on this page is for informational purposes only. It is not intended to be a substitute for qualified professional veterinary advice, diagnosis, or treatment. Always seek the advice of your veterinarian or other qualified animal health provider with any questions you may have.

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How do I know how big my Goldendoodle will get?

According to the AKC, a small- to medium-size dog reaches 66 to 75 percent of their adult size by the time they're 6 months old. If you have a Miniature Goldendoodle, chances are he'll be pretty close to his full size at this point. A Medium Goldendoodle may take a couple of more months to reach most of his adult size.

How big are full grown Goldendoodles?

Standard doodles can stand more than 21 inches tall and weigh up to 100 pounds. Miniature goldendoodles typically weigh no more than 35 pounds and stand less than 14–17 inches tall.

At what age do Goldendoodles calm down?

As your dog ages, you'll notice a subtle change in his behavior, and he will become calmer. However, as a general rule, most Goldendoodle owners find that their dogs are quieter and less boisterous once they get to around two to three years old.

How much more will my Goldendoodle grow after 7 months?

Toy Goldendoodles generally reach 50% of their adult weight around 3.5 months old. They will then plateau at their full adult weight between 7.5-11 months of age.