Medium breed

Beagle Growth Chart

Male adult weight20–30 lb
Female adult weight20–30 lb

Beagles are sturdy scent hounds with a food-driven appetite and steady growth through the first year. Most reach adult weight between 12 and 15 months. Regular weigh-ins help distinguish healthy growth from excess weight on a compact frame.

Beagle weight by age

Typical weight ranges based on Beagle adult size and standard growth curves. Individual puppies may vary.

Expected Beagle puppy weight at key ages (lb)
AgeExpected weight (low–high)
8 weeks3.18.5 lb
12 weeks4.710.9 lb
16 weeks6.113 lb
20 weeks7.415 lb
24 weeks8.616.8 lb
32 weeks10.920.3 lb
40 weeks13.123.5 lb
1 year16.228.1 lb
1y 26w18.330 lb

Calculate Your Beagle Puppy's Adult Weight

Enter your Beagle puppy's age and current weight for an estimated adult weight range.

Age
Current weight
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Beagle FAQ

How much will my Beagle puppy weigh as an adult?

Enter your puppy's age and current weight in this calculator. Typical adult Beagle ranges depend on sex, genetics, and whether the puppy is on a steady growth curve.

At what age is a Beagle fully grown?

Most Beagle 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 Beagle 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.