Rottweiler Growth Chart
Rottweilers are powerful guardian breeds with heavy bone and rapid early growth. They often continue filling out until 18 months or later. Avoid overfeeding during growth; muscle and frame develop on a longer timeline than small breeds.
Rottweiler weight by age
Typical weight ranges based on Rottweiler adult size and standard growth curves. Individual puppies may vary.
| Age | Expected weight (low–high) |
|---|---|
| 8 weeks | 9.9–34.3 lb |
| 12 weeks | 15–42.9 lb |
| 16 weeks | 19.7–50.8 lb |
| 20 weeks | 23.8–57.8 lb |
| 24 weeks | 27.9–64.7 lb |
| 32 weeks | 35.4–77.4 lb |
| 40 weeks | 42.5–89.2 lb |
| 1 year | 52.5–106.1 lb |
| 1y 26w | 72.4–135 lb |
| 2 years | 74.8–135 lb |
Calculate Your Rottweiler Puppy's Adult Weight
Enter your Rottweiler puppy's age and current weight for an estimated adult weight range.
Enter your puppy's details to see the estimate
Rottweiler FAQ
How much will my Rottweiler puppy weigh as an adult?
Enter your puppy's age and current weight in this calculator. Typical adult Rottweiler ranges depend on sex, genetics, and whether the puppy is on a steady growth curve.
At what age is a Rottweiler fully grown?
Most Rottweiler 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 Rottweiler 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.