How Big Will My Glen of Imaal Terrier Get?
Glen of Imaal Terriers are a medium breed that typically weigh 14–18 kg (31–40 lbs) at full size. Medium breeds usually reach their adult weight around 12–14 months.
Glen of Imaal Terrier Size at a Glance
Adult Weight
14–18 kg
31–40 lbs
Adult Height
30–36 cm
12–14 in
Size Category
medium
Fully Grown By
12–14 mo
Glen of Imaal Terrier Growth Chart
Glen of Imaal Terrier Weight by Age
Predict Your Glen of Imaal Terrier Puppy's Adult Weight
Enter your puppy's current age and weight for a personalized prediction.
Open Weight CalculatorGlen of Imaal Terrier Growth & Development
Medium breeds usually reach their adult weight around 12–14 months. They have a steady growth curve with most growth happening in the first 6 months.
A Glen of Imaal Terrier's growth rate is fastest in the first 6 months of life. During this period, proper nutrition and regular vet checkups ensure your puppy stays on a healthy growth trajectory.
Factors that influence your Glen of Imaal Terrier's adult size include genetics (parent size), nutrition quality, spay/neuter timing, and overall health. Males typically weigh 10–20% more than females.
Frequently Asked Questions
How big will my Glen of Imaal Terrier puppy get?
A full-grown Glen of Imaal Terrier typically weighs between 14–18 kg (31–40 lbs). Males tend to be on the larger end of the range while females are usually smaller.
When do Glen of Imaal Terriers stop growing?
Medium breeds usually reach their adult weight around 12–14 months. They have a steady growth curve with most growth happening in the first 6 months. Individual dogs may reach their full size slightly earlier or later depending on genetics, diet, and overall health.
How much should a Glen of Imaal Terrier puppy weigh at 12 weeks?
At 12 weeks, a Glen of Imaal Terrier puppy typically weighs around 4.8–6.4 kg (11–14 lbs), which is roughly 30–40% of their adult weight.
How can I tell if my Glen of Imaal Terrier puppy is the right weight?
Compare your puppy's weight to the growth chart above. A healthy Glen of Imaal Terrier puppy should follow a steady growth curve. If your puppy's weight deviates significantly from the expected range, consult your veterinarian.
Learn More About Glen of Imaal Terriers
Explore the full breed profile, find name ideas, or check ownership costs.