Labrador Retriever Growth Chart
The Labrador Retriever is an athletic, friendly sporting breed with a broad head and strong build. Adults typically finish growing between 12 and 18 months. Males are usually heavier than females. Weekly weigh-ins help track whether your puppy is following a typical growth curve for this popular family dog.
Labrador Retriever weight by age
Typical weight ranges based on Labrador Retriever adult size and standard growth curves. Individual puppies may vary.
| Age | Expected weight (low–high) |
|---|---|
| 8 weeks | 6.8–20.3 lb |
| 12 weeks | 10.3–25.4 lb |
| 16 weeks | 13.5–30.1 lb |
| 20 weeks | 16.4–34.2 lb |
| 24 weeks | 19.2–38.3 lb |
| 32 weeks | 24.4–45.8 lb |
| 40 weeks | 29.2–52.9 lb |
| 1 year | 36.1–62.9 lb |
| 1y 26w | 49.8–80 lb |
| 2 years | 51.4–80 lb |
Labrador Retriever Growth Stages
Understanding the typical growth stages helps you know what to expect as your Labrador Retriever puppy grows.
Neonatal
0–2 weeksPuppies are born with eyes and ears closed, relying entirely on their mother. Rapid weight gain occurs during this period.
Socialization
3–12 weeksEyes and ears open. Puppies begin to explore, play, and learn social behaviors. This is a critical period for development.
Juvenile
3–8 monthsRapid growth continues. Puppies become more independent, start teething, and develop coordination.
Adolescent
8–14 monthsGrowth rate begins to slow. Puppies reach sexual maturity and may test boundaries. Muscle mass develops.
Young Adult
14–18 monthsGrowth is nearly complete. Your puppy is filling out and approaching adult proportions.
Adult
18+ monthsYour puppy has reached their full adult size. Weight should remain relatively stable with proper nutrition.
Calculate Your Labrador Retriever Puppy's Adult Weight
Enter your Labrador Retriever puppy's age and current weight for an estimated adult weight range.
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Labrador Retriever FAQ
How much will my Labrador Retriever puppy weigh as an adult?
Most adult Labrador Retrievers typically weigh between 55 and 80 lb as a large breed. Males often fall in the 65–80 lb range, while females may finish lighter at 55–70 lb. Your puppy's current age and weight help estimate where they may land within that spread.
At what age is a Labrador Retriever fully grown?
Labrador Retrievers are large dogs that typically reach most of their adult weight between 14 and 18 months. Many Labs look adult-sized by one year but may keep filling out chest and shoulder muscle. Slight muscle or coat fill may continue briefly after height stabilizes, so weekly weigh-ins give a clearer picture than a single reading.
How accurate is a Labrador Retriever puppy weight chart?
Labrador Retriever weight charts reflect breed averages, not guarantees. Variation from field versus show lines is common, and American and English Lab types differ in bone and height. Treat estimates as ranges and track your puppy's trend over several weeks for better context.