13 Week Old Pitbull Puppy

Are they growing at a steady rate? How much should they be eating? Are they reaching their developmental milestones?

If these are the questions that plague you, you’ve come to the right place. We’re going to cover everything you need to know about your Pitbull puppy’s growth and development below!

Genetics will impact the overall size and weight of your Pitbull

Your dog’s weight and size are all coded in their genetics. Take a look at the average weight in your puppy’s bloodlines. You may expect your Pitbull dog to be consistent in size.

If a record of your puppy’s ancestors is not available, looking at your dog’s parents can also give you an idea of how big your pup will grow up to be.

The best dog food for Pitbulls will have high protein and fat levels to sustain their muscle growth. When feeding a Pitbull pup, you want to check the calcium to phosphorus ratio in his puppy food.

Ideal levels for large breed dogs are between 1.1 or 1.3:1 to prevent accelerated growth and increase the risks of hip dysplasia.

How much should an average Pitbull weigh?

If you see a Pitbull reaching 100 lbs and above, they are likely to be Mastiff crosses instead of purebred Pit Bulls. You might want to take a look at the American Bulldog if you like heavy dogs. Those dogs can grow up to 125 lbs!

On average, female Pitties are only around 30-60 lbs and 17-20 inches. Males Pitties are larger at 35-65 lbs and 18-21 inches tall.

Pitbull puppy growth and development stages (with Pictures)

It’s interesting to see tumbling Pitbull puppies turn into gangly young dogs before finally settling into their final form.

Follow Argos’ journey from a 20-week old Pitbull puppy to a one-year-old doggo:


How much should I feed my 13 week old pitbull?

Puppies up to 12-weeks-old should eat four-to-six small meals a day. Each meal should be about a quarter-to-half cup of food. At six months, reduce their feeding frequency to three times a day. Never free-feed your puppy by leaving a bowl of food out all day.

How big is a pitbull at 14 weeks?

Spencer’s fifth week—14 weeks old, 30 pounds, 15 7/8 inches from the ground to the highest point of the shoulders (the withers).

What age do pitbulls start showing aggression?

Pit bulls will commonly start developing signs of dog aggression between the ages of 8 months and 2 years, although it can develop at any age and can come on either gradually or quite suddenly. It is important to note that many pit bulls do not display the “typical” signs of dog aggression before a fight.