Cocker Spaniel Growth Chart
Cocker Spaniels are sporting dogs with a balanced, compact build and expressive ears. Males are usually heavier than females. Most reach adult weight between 12 and 15 months; steady weekly weigh-ins improve estimate quality.
Cocker Spaniel weight by age
Typical weight ranges based on Cocker Spaniel adult size and standard growth curves. Individual puppies may vary.
| Age | Expected weight (low–high) |
|---|---|
| 8 weeks | 3.1–8.5 lb |
| 12 weeks | 4.7–10.9 lb |
| 16 weeks | 6.1–13 lb |
| 20 weeks | 7.4–15 lb |
| 24 weeks | 8.6–16.8 lb |
| 32 weeks | 10.9–20.3 lb |
| 40 weeks | 13.1–23.5 lb |
| 1 year | 16.2–28.1 lb |
| 1y 26w | 18.3–30 lb |
Calculate Your Cocker Spaniel Puppy's Adult Weight
Enter your Cocker Spaniel puppy's age and current weight for an estimated adult weight range.
Enter your puppy's details to see the estimate
Cocker Spaniel FAQ
How much will my Cocker Spaniel puppy weigh as an adult?
Enter your puppy's age and current weight in this calculator. Typical adult Cocker Spaniel ranges depend on sex, genetics, and whether the puppy is on a steady growth curve.
At what age is a Cocker Spaniel fully grown?
Most Cocker Spaniel dogs reach most adult weight between 10 and 18 months depending on size. Larger individuals may keep filling out slightly longer while bone and muscle finish developing.
How accurate is a Cocker Spaniel puppy weight chart?
Charts reflect typical trends, not guarantees. Individual puppies may finish above or below the estimated range based on parents, nutrition, and overall health.