Beagle Size Calculator

How Big Do Beagles Get?

How old is your Beagle? *

Age unit

Current weight *

Weight unit

Shoulder height *Measure from the floor to the top of the shoulder blades (withers), not the head.

Height unit

Optional details

Sex

13-inch or 15-inch variety?Choose only if you know it. Weight alone cannot confirm the variety.

Mother adult weight

Father adult weight

Past weigh-ins One weigh-in per line in this format: YYYY-MM-DD, weight, unit. Unit is optional (defaults to the weight unit above). Nothing is saved or sent anywhere.

BeagleSize: Your Beagle Size Report

Your Beagle Size Results

Adult weight reference (AKC)

Your current measurements

Growth stage

Shoulder-height comparison

Your recorded weight trend

Parents weight (if entered)

Weight over time

AKC Beagle height varieties

Variety	Shoulder height	Centimetres	AKC weight reference
13-inch	Not exceeding 13 in	Up to 33.0 cm	Under 20 lb
15-inch	Over 13 in, up to 15 in	Over 33.0, up to 38.1 cm	20 to 30 lb

Source: American Kennel Club – Beagle. The AKC standard describes shoulder height. Weights are breed-wide references, not guarantees for an individual dog.

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How Big Do Beagles Get?

Beagles are small-to-medium scent hounds. The American Kennel Club (AKC) describes two varieties measured at the shoulder: the 13-inch variety (not exceeding 13 inches) and the 15-inch variety (over 13 and not exceeding 15 inches). Adult weight varies with frame, genetics, sex, health and body condition.

Beagle Growth Stages

Early puppy: Growth is rapid, so dated weigh-ins matter more than one number. Later puppy: Growth slows. Use the same scale and record the date each time. Young adult and adult: Many Beagles reach adult height during the first year, while weight and body condition keep changing. Timing differs between dogs.

How to Measure Your Beagle

Weight: use a reliable scale and record the date. Shoulder height: with your dog standing naturally on a flat floor, measure vertically from the floor to the top of the shoulder blades (withers), not the head or ears.

What Determines Adult Size?

Genetics and parental size give context, but they do not make a validated prediction. Sex, nutrition, health and body condition also matter. If growth seems unusually fast or slow, or appetite or energy changes, ask a veterinarian before making feeding changes.

Frequently Asked Questions

How big will my Beagle get?

No reliable individual adult-weight prediction can be made from age and one weight. This tool shows the AKC references and organises your measurements.

How big is a fully grown Beagle?

AKC varieties: up to 13 inches, and over 13 up to 15 inches at the shoulder. AKC weight references are under 20 lb and 20 to 30 lb respectively.

When do Beagles stop growing?

Many approach adult height in the first year. Body composition can change afterwards. It varies by dog.

How much should my Beagle weigh?

There is no single ideal weight. A veterinarian can assess body condition for your dog frame.

Does paw size predict adult size?

No. Paw size alone is not a reliable predictor.

Is this a veterinary diagnosis?

No. It is an educational reference tool.