How big do German Rottweiler get? New Guide

How big do German Rottweilers get

The ancient Romans developed Rottweilers as working dogs and guard dogs for Roman legions. Romans initially employed them to herd cattle. But, soon, they gained popularity in police work, search and rescue, and guide dogs for the blind. It should come as no surprise that being heirs of the Asian Mastiff, this devoted dog breed is large and muscular. German Rottweiler are those who were born in Germany. As a loving pet parent, you may wonder how big do German Rottweiler get? The Rottweilers are medium to a large-sized dog breed, and they can gain 35 to 50 kg of weight.

Everything you need to know about Rottweiler growth:

Two parameters mainly measure the growth rate in animals. One is by measuring the body temperature. The second one is measuring withers height. If you want to know how big do German Rottweiler get? Make sure you consider both the weight and withers tallness of your pet.

Rottweiler weight gain:

The weight gain in these dogs varies based on gender and breed. The German Rottweiler have different features than American Rottweilers. In the first month, they grow up to 4 pounds only.

However, a Rottweiler of 6 months has weight up to 70 pounds. A year-old Rottweiler weighs up to 95-125 pounds. Around this age, the Rottweilers achieve maximum bodyweight. A topmost rise of 10 to 15 pounds takes place after this age.

Read More: How to Make Rottweiler Head Bigger? (5 Diet Options)

Females have lesser weight gain and are short stature as compared to males. A 6-month-old female weighs 65 pounds. Females gain a maximum weight of 100 pounds in their adult age.

Rottweiler height gain:

The male and female Rottweilers vary little in their height gain. However, the tallness of your dog can vary according to age. To measure the height of your Rottweiler, start from the ground and take measurements till they wither height.

Withers are the highest body point of the dogs. A 6-month-old Rottweilers have a withers height of 22 – 23 inches. However, a fully grown adult Rottweiler has a withers height of 25 to 27 inches.

At what age does Rottweiler become a full-grown dog?


As a large-sized canine breed, Rottweilers require longer than numerous dogs to get their full size. You can guess a Rottweiler to achieve their extreme height approximately one year old and their entire weight around 2 years old. Bigger Rottweilers may require up to a complete three years to end reaching their ending adult weight.

Read More: Bernese Mountain Dog vs Golden Retriever: (Comparison and More)

As a standard rule, if your Rottweiler dog is one year old or adult, they are perhaps close to their complete weight and are expected at their grownup height.

Improving German Rottweiler growth

If you have a German Rottweiler pet, you can maximize their growth potential by adjusting their diet and making a routine of physical activity. The Rottweilers are prone to obesity genetically. Therefore, they need regular physical activity to maintain their body weight.

Similarly, muscle mass is immense in this breed. To achieve this muscle mass, these dogs need protein sources in their food. You can give specially designed Rottweilers food to them as well.

Rottweiler Growth Chart


German Rottweilers, like other Rottweilers, are a large breed of dog. The size of a full-grown Rottweiler can vary, but generally, male Rottweilers stand between 24 to 27 inches tall and weigh between 95 to 135 pounds. Female Rottweilers are slightly smaller, typically standing between 22 to 25 inches tall and weighing between 80 to 100 pounds.

Here is a general growth chart for Rottweilers:

Male Rottweiler Growth Chart

AgeWeight (lbs)Height (inches)
6 months45 – 5523.5
7 months59 – 6425
8 months65 – 7026
9 months70 – 7526
10 months70 – 8026.5
11 months75 – 8526.5
1 year80 – 9526.5
1.5 years80 – 10027
2 years80 – 10027

Female Rottweiler Growth Chart

AgeWeight (lbs)Height (inches)
6 months50 – 6823
7 months54 – 7424  
8 months60 – 8224
9 months64 – 8625
10 months68 – 9325
11 months70 – 9725
1 year72 – 10025
2 years75 – 11025  

Please note that these are average figures and individual dogs may vary. Factors such as genetics, diet, and overall health can influence a dog’s growth and development. It’s also important to note that while Rottweilers may reach their full height around one year of age, they may continue to fill out and gain weight until they are two to three years old.

Are German Rottweiler dogs bigger?

German Rottweilers are grown in Germany, and American Rottweilers are bred in America. However, there are physical modifications, for example, the shorter nose as well as, the thicker neck of the German Rottweiler dog! Even though German Rottweilers tend to be a little bigger, both breeds are alike in terms of normal size overall.

How large is a king Rottweiler?

Rottweilers are somewhat longer than tall, big dogs, fluctuating in height from 22 inches for a female Rottie to 27 inches for a hefty male. Weights go from 80-120+ pounds (around 36 to 54+ kilograms). Rottweiler dogs are blocky canines with huge heads.

Frequently asked questions

  1. Why does my German Rottweiler is not growing according to its growth chart?

There can be many causes of stunted growth in dogs. Rottweilers can have the unpredictable growth potential to some extent. However, if your pet is not growing well, you can get your pet checked for worm infestation and malnourishment. If your pet undergoes surgeries like spaying or neutering at a very early age, it can also reduce its growth potential.

  1. What is the size of a fully grown German Rottweilers?

A fully grown German Rottweiler usually has an average weight of 100 to 135 pounds and a withers height of 25 to 27 inches. However, there can be slight variations in male and female dogs.

  1. How can I help my Rottweiler achieve maximum growth?

The best way to improve the growth in your German Rottweiler is to give a diet rich in proteins and carbs. Make sure you keep fat low in their diet because Rottweilers are prone to obesity.


The German Rottweiler are a large-sized breed. If you know how big do German Rottweiler get? You can estimate their requirements. Many people avoid keeping large-sized dogs. However, Rottweilers are lovely pets. A well-trained Rottweiler is the best companion you can have.

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