Labrador Retriever weight chart by age
In a published growth study, adult Labrador Retriever dogs averaged about 62 lb (28.1 kg). Puppies reached 99 percent of that weight at around 52 weeks, which is about 12 months. Use the chart to see what is typical at each age, or enter your puppy's weight for an estimate of the adult size.
Your puppy is at about 41% of its adult weight.
Labrador Retriever puppy weight by age
| Age | Pounds | Kilograms | Of adult weight |
|---|---|---|---|
| 8 weeks | 11.7 | 5.3 | 19% |
| 12 weeks | 17.9 | 8.1 | 29% |
| 16 weeks | 25.5 | 11.6 | 41% |
| 20 weeks | 33.9 | 15.4 | 55% |
| 24 weeks | 41.9 | 19.0 | 68% |
| 32 weeks | 53.4 | 24.2 | 86% |
| 40 weeks | 58.8 | 26.7 | 95% |
| 1 year | 61.3 | 27.8 | 99% |
| 15 months | 61.8 | 28.1 | 100% |
| 18 months | 61.9 | 28.1 | 100% |
| Adult average | 61.9 | 28.1 | 100% |
Values are calculated from the growth curve fitted to the Labrador Retriever puppies in the study. Males and females were not reported separately here, and individual dogs vary, so treat the numbers as a typical pattern, not a standard.
Labrador Retriever growth chart
The dot marks one year. After that, weight changes slowly.
How fast does a Labrador Retriever grow?
This breed is in the large group in our puppy size calculator. Growth was half done at about 19 weeks, which is when the curve is steepest. A Labrador Retriever is usually close to its adult weight by 12 months, although the body can keep filling out afterward. For how much to feed along the way, see the puppy feeding chart.
Questions
How much should a Labrador Retriever puppy weigh at 8 weeks?
In the study a Labrador Retriever weighed about 11.7 lb (5.3 kg) at 8 weeks.
How much should a Labrador Retriever puppy weigh at 16 weeks?
About 25.5 lb (11.6 kg), which is roughly 41 percent of the adult weight.
How much does an adult Labrador Retriever weigh?
The adult dogs in the study averaged about 62 lb (28.1 kg). Breed standards and individual dogs differ.
When is a Labrador Retriever fully grown?
Around 52 weeks (12 months) for weight, according to the growth curve.
Is my Labrador Retriever overweight?
Weight alone cannot say. Use the body condition check to look at ribs and waist.
Other breeds
Papillon, Cocker Spaniel, Miniature Schnauzer, Cairn Terrier, Beagle, English Springer Spaniel, English Mastiff, St. Bernard, Irish Wolfhound, Great Dane, Newfoundland. See also the dog weight chart for all breeds side by side.
Sources
- Hawthorne A.J. et al., "Body-weight changes during growth in puppies of different breeds", Journal of Nutrition, 2004.
Last reviewed 2026-10-26. This page is general information and not veterinary advice.