American Shorthair Weight Chart
How big do American Shorthairs get? See their growth chart and ideal weight.
Quick Answer
The American Shorthair is a medium-sized cat that typically weighs 25-40 lbs. They reach full adult size by approximately 18 months. See the complete growth chart and weight milestones below.
American Shorthair Growth Chart
Is My American Shorthair a Healthy Weight?
A healthy American Shorthair should have a visible waist when viewed from above, and you should be able to feel (but not see) their ribs. Proper nutrition and regular health checkups are essential for maintaining your American Shorthair's ideal weight.
- ✓Ideal: Ribs easily felt, visible waist, tucked abdomen
- !Overweight: Ribs hard to feel, no waist visible, rounded belly
- ✗Underweight: Ribs, spine visible, prominent waist
Frequently Asked Questions
How big does a American Shorthair get?
A healthy adult American Shorthair typically weighs between 25-40 lbs. They are considered a Medium breed.
When does a American Shorthair stop growing?
Most American Shorthairs reach their full adult height and weight by 18 months. However, they may continue to "fill out" with muscle for a few months after.
How much should a American Shorthair puppy weigh at 3 months?
At 3 months old, a typical American Shorthair puppy weighs approximately 8.1 lbs. Growth rates vary, so consult your vet if concerned.
How can I tell if my American Shorthair is overweight?
A healthy American Shorthair should have a visible waist when viewed from above, and you should be able to feel (but not see) their ribs through a thin layer of fat. If the waist isn't visible, ribs are hard to feel, or the belly sags, your American Shorthair may be overweight. Consult your vet for an accurate body condition assessment.
Official Breed Standards
For official American Shorthair size and weight standards, refer to the AKC Breed Standards. Breed standards define the ideal size range, but individual cats may vary based on genetics, diet, and overall health.