Every Rhodesian Ridgeback grows at its own pace. Enter your puppy’s age and weight below to see where it sits on the breed’s growth curve and what adult size to expect.
Estimates combine your puppy’s current trajectory with typical growth curves for this breed and size class. Individual dogs vary — nutrition, genetics and neuter timing all matter. For health concerns, ask your vet.
The Rhodesian Ridgeback is a large breed. Adult males typically weigh 80–90 lb (36.3–40.8 kg) and females 65–75 lb (29.5–34.0 kg). Most Rhodesian Ridgebacks reach about half their adult weight around 4.5 months, hit 90% by roughly 9.9 months, and are fully grown near 16 months. Large breeds keep growing well past their first birthday, mostly filling out in the chest.
When do Rhodesian Ridgebacks stop growing?
Most Rhodesian Ridgebacks reach their full adult height and weight by about 16 months. Growth is fastest before 4.5 months, then slows steadily — by 9.9 months your puppy will be about 90% of its final size.
How much should a Rhodesian Ridgeback puppy weigh at 4 months?
A typical 4-month-old Rhodesian Ridgeback weighs roughly 32–36 lb, about 44% of its adult weight. Use the calculator above with your puppy’s exact weight for a personalized estimate — individual dogs vary.