WEIGHT CHART / 01
Cesky Terrier
Adults about 14 to 24 lb
Boston Terrier puppy weight calculator
Boston Terrier adults usually weigh about 12 to 25 lb and are close to full size by about 12 months. A typical 12-week-old Boston Terrier weighs about 3.5 to 7.5 lb.
Boston Terrier adults usually weigh
about 12 to 25 lb
At 12 weeks, Boston Terrier puppies are typically about 30% of their adult weight, with most of their growing still ahead.
Estimates vary, and every puppy grows at their own pace. Ask your vet about your puppy’s growth.
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Typical Boston Terrier weight by age
| Age | Typical weight |
|---|---|
| 8 weeks | 2.5 to 5 lb |
| 12 weeks | 3.5 to 7.5 lb |
| 16 weeks | 5 to 10 lb |
| 5 months | 6.5 to 14 lb |
| 6 months | 7.5 to 16 lb |
| 9 months | 10 to 21 lb |
| 12 months | 12 to 24 lb |
| 18 months | 12 to 25 lb |
Puppies sit above and below these figures, and every puppy grows at their own pace. Ask your vet about your puppy’s growth.
Boston Terrier questions
How big will my Boston Terrier get?
Most Boston Terrier adults weigh about 12 to 25 lb. Individual dogs vary, and the parents' size is often a helpful guide.
When do Boston Terrier puppies stop growing?
Boston Terrier puppies are usually close to adult weight by about 12 months. At 6 months a typical Boston Terrier weighs about 7.5 to 16 lb, around 63% of adult weight.
How much does a 12-week-old Boston Terrier weigh?
Typically about 3.5 to 7.5 lb, and by 16 weeks about 5 to 10 lb. Puppies sit above and below these figures, and every puppy grows at their own pace. If you have questions about your puppy's growth, ask your vet.
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