Beagle Weight & Growth Chart

Complete weight guide with growth charts for male and female Beagles from puppy to adult.

Male Adult Weight
20–30 lbs
Female Adult Weight
17–26 lbs

Beagle Weight Overview

The 13-inch variety weighs under 20 pounds and the 15-inch variety weighs 20 to 30 pounds, though obesity is a common concern.. Males tend to be larger at 20–30 lbs versus 17–26 lbs for females.

Genetics, diet, and exercise all play a role in determining your dog's ideal weight. The growth chart below provides a general timeline for weight gain from puppyhood through adulthood.

Beagle Growth Chart

When Does a Beagle Stop Growing?

Beagles typically reach their full adult height of 13–15 inches by 12 to 15 months and their full adult weight of 20–30 lbs shortly after. The 13-inch variety weighs under 20 pounds and the 15-inch variety weighs 20 to 30 pounds, though obesity is a common concern..

Factors that influence growth include genetics, nutrition, and spay/neuter timing. Dogs spayed or neutered very early may grow slightly taller due to delayed growth plate closure.

Beagle Male vs Female Size Differences

Male and female Beagles differ noticeably in size, a pattern common in medium breeds. Males typically weigh 20–30 lbs, while females weigh 17–26 lbs. Both sexes stand 13–15 inches tall at the shoulder, though males tend to fall at the upper end of this range.

These size differences can influence practical ownership decisions. Larger males require more food, larger crate sizes, and stronger leash handling. Female Beagles at the lower weight range may be easier to manage physically for smaller handlers or families with children. Both sexes share the same temperament and health profile, so size preference should be a practical decision rather than a temperament-based one.

Is My Beagle Overweight?

Assessing your Beagle's body condition (healthy range: 20–30 lbs):

  • Rib check: Run your hands along the ribcage—you should feel individual ribs under a slight fat layer
  • Overhead view: A defined waist should be visible between ribs and hips
  • Side profile: The abdomen should tuck upward behind the last rib

Overweight Beagles face higher risks of Hip Dysplasia, joint problems, and shortened lifespan. Even for a medium-sized breed, excess weight significantly impacts joint health and overall wellbeing. Work with your vet to adjust feeding and exercise if needed.

Beagle Weight Management Tips

Maintaining your Beagle at a healthy weight between 20 and 30 lbs is one of the most impactful things you can do for their long-term health. Studies consistently show that lean dogs live an average of 1.8–2.5 years longer than overweight dogs of the same breed.

Portion control: Use a measuring cup for every meal rather than estimating. Feed the amount recommended for your Beagle's ideal weight, not their current weight if they are overweight. Divide daily food into two meals for adults and three meals for puppies under six months.

Treat management: Treats should not exceed 10% of daily caloric intake. Use small, low-calorie training treats and consider using pieces of your dog's regular kibble as rewards during training sessions. Avoid table scraps entirely, as they add unpredictable calories and can introduce foods that are toxic to dogs.

Exercise alignment: With an exercise needs rating of 4/5, the Beagle requires vigorous daily activity. Insufficient exercise paired with full feeding portions guarantees weight gain. Ensure at least 60 minutes of activity daily, combining walks with active play sessions.

Regular weigh-ins: Weigh your Beagle monthly and track the trend. Gradual weight gain of even one to two pounds per month can lead to significant obesity over time. Your veterinarian can establish your dog's ideal weight during wellness visits and recommend caloric adjustments as needed.

Feeding Recommendation

An adult Beagle's daily food intake is typically 0.5–0.6 cups of high-quality kibble, fed in two meals. The 13-inch variety weighs under 20 pounds and the 15-inch variety weighs 20 to 30 pounds, though obesity is a common concern.. At 20–30 lbs with energy level 4/5, Generally healthy but prone to obesity if diet is not carefully managed due to their voracious appetite..

Beagle Weight by Age Table

The following table shows expected weight ranges for male and female Beagles at key developmental milestones. Individual dogs may fall slightly outside these ranges depending on genetics, nutrition, and activity level. Consult your veterinarian if your Beagle's weight deviates significantly from these benchmarks.

AgeMale (lbs)Female (lbs)
3 months 6.8–8.2 5.8–7.0
6 months 14.9–18.1 12.7–15.4
9 months 21.7–26.3 18.4–22.4
12 months 27.1–32.8 23.0–28.0

Health Risks of Incorrect Weight in Beagles

Both underweight and overweight conditions pose serious health risks for the Beagle. Understanding these risks reinforces the importance of maintaining your dog within the 20–30 lb target range.

Overweight risks: Excess weight places additional strain on joints, increasing the risk and severity of conditions like Hip Dysplasia. Overweight Beagles also face higher rates of diabetes, heart disease, respiratory compromise, heat intolerance, and reduced lifespan. Even moderate excess weight, just 10–15% above ideal, shortens life expectancy and reduces quality of life.

Underweight risks: A Beagle consistently below 20 lbs may be experiencing inadequate nutrition, parasitic infection, dental problems that prevent eating, or underlying illness. Underweight dogs have weakened immune systems, poor coat quality, reduced energy, and slower healing. If your Beagle appears thin despite normal feeding, veterinary examination is essential to rule out medical causes.

Frequently Asked Questions

Males: 20–30 lbs. Females: 17–26 lbs. The 13-inch variety weighs under 20 pounds and the 15-inch variety weighs 20 to 30 pounds, though obesity is a common concern.. Consult your vet for a personalized assessment.
Height plateaus around 12–15 months for the Beagle, with males reaching 30 lbs and females 26 lbs at maturity. As a hound breed originally from England, they were bred for a compact, sturdy build.
Three quick checks for your Beagle: (1) Feel the ribs–they should be easily palpable under a thin fat layer. (2) View from above–there should be a visible waist behind the ribs. (3) Side profile–the abdomen should tuck up. Target weight: 20–30 lbs. Their coat type allows for relatively easy visual body condition assessment. Consult your vet for a body condition score.
Feeding amounts depend on age, current weight, and the Beagle's expected adult size of 20–30 lbs. Puppies under 6 months need 3–4 meals daily; older puppies eat twice daily. A high-quality puppy food formulated for medium breeds provides the right nutrient balance. Generally healthy but prone to obesity if diet is not carefully managed due to their voracious appetite..
If your Beagle puppy isn't gaining weight as expected (target adult weight: 20–30 lbs), consult your vet. Common causes include intestinal parasites, insufficient calorie intake, or malabsorption. The breed's predisposition to Hip Dysplasia could also be a factor worth investigating. A fecal test and blood work are typically the first diagnostic steps.