Shiba Inu Puppy Weight Calculator

Calculate the adult weight for your Shiba Inu. Just type your puppy’s current weight and age, and see how big your puppy gets.

Shiba Inu Breed Overview

The Shiba Inu is a small but spirited breed that originated in Japan, where it was used for hunting small game in mountainous terrain. Known for its fox-like face, plush double coat, and confident personality, the Shiba Inu is intelligent, independent, and often described as “cat-like” in its cleanliness and self-assurance.

Falling into the small-to-medium-size category, Shiba Inus grow quickly compared to large breeds, but tracking their weight is important to ensure they develop lean muscle rather than excess fat. Since this breed is agile and energetic, proper growth management supports healthy bones and joints while maintaining their trademark athleticism (American Kennel Club).

Shiba Inu Growth Chart & Weight Ranges

Age	Average Weight (Male)	Average Weight (Female)
4 weeks	3–4 lbs (1.4–1.8 kg)	2.5–3.5 lbs (1.1–1.6 kg)
8 weeks	5–7 lbs (2.3–3.2 kg)	4.5–6.5 lbs (2–3 kg)
3 months	9–12 lbs (4.1–5.4 kg)	8–11 lbs (3.6–5 kg)
6 months	13–17 lbs (5.9–7.7 kg)	12–16 lbs (5.4–7.3 kg)
9 months	15–20 lbs (6.8–9.1 kg)	14–19 lbs (6.4–8.6 kg)
12 months	18–23 lbs (8.2–10.4 kg)	16–20 lbs (7.3–9.1 kg)

Note: Males are typically 2–4 lbs heavier and may have a slightly stockier build than females.

How Much Bigger Will My Shiba Inu Puppy Get?

Shiba Inu puppies generally reach 50% of their adult weight by around 4–5 months. A reliable estimation method is to double their weight at 16 weeks for a close prediction of their adult size.

Note: Most Shibas reach their full adult height and weight between 10 and 12 months, though some may continue to gain muscle definition and coat density for several months afterwards.

Shiba Inu Growth Tips

Nutrition

• Feed a high-quality small-breed puppy food rich in lean protein and essential fatty acids.
• Offer 3–4 meals daily until 6 months old, then transition to 2 meals per day.
• Avoid overfeeding—Shibas can be prone to weight gain if exercise is limited.

Exercise

• Provide daily walks and active play sessions to meet their high energy needs.
• Include mental stimulation through training games, puzzle toys, and scent-based activities.

Health Watch

• Common concerns include hip dysplasia, luxating patella, and allergies (National Shiba Club of America).
• Keep a healthy weight and schedule regular vet visits to monitor joint and skin health.