Puppy Weight Calculator

🐶 Puppy Weight Calculator 🐾

Find out how big your puppy will grow!

A puppy weight calculator helps estimate your puppy’s current weight and predicts how much it will weigh as an adult. If you’ve recently adopted a puppy and are curious about its future size, this dog size calculator is a great tool to use.

How Big Will My Puppy Get?

You can determine the size of your pet with the help of the following equation:

Your Dog’s Weight Category:
According to the weight of the puppy measured at various intervals of time, the overall weight range of different dog types is listed in the following table below:

Toy dog< 12 lb / < 5.4 kg
Small dog12 – 22 lb / 5.4 – 10 kg
Medium dog22 – 57 lb / 10 – 25.9 kg
Large dog57 – 99 lb / 25.9 – 44.9 kg
Giant dog>99 lb / >44.9 kg

Small Breeds

  • Pugs: 14-18 lbs
  • Chihuahuas: <6 lbs
  • Dachshunds: 16-32 lbs

Medium Breeds

  • Basset Hounds: 40-65 lbs
  • Collies: 30-55 lbs
  • Huskies: 35-60 lbs

Large Breeds

  • Labrador Retrievers: 55-80 lbs
  • German Shepherds: 50-90 lbs
  • Alaskan Malamutes: 75-85 lbs

Extra-Large Breeds

  • Bullmastiffs: 100-130 lbs
  • Great Danes: 110-175 lbs
  • St. Bernards: 120-180 lbs

FAQs

How big will my puppy grow if he is 7 lbs at 12 weeks?

Your dog will weigh around 30.33 lbs
You can calculate it with the formula:
Adult weight = (Puppy weight / Puppy age in weeks) × 52
Adult weight = (7/12) × 52 = 30.33 lbs

What is a Puppy Weight Calculator?

A Puppy Weight Calculator estimates your puppy’s adult weight based on its current weight and age.

What information do I need to use it?

You’ll typically need your puppy’s current weight and age in weeks or months. Some calculators may also ask for breed or expected size category (e.g., small, medium, large).

Is this a substitute for veterinary advice?

No. It’s a helpful tool for estimates, but a vet can give a more precise health and weight evaluation for your puppy.