10 Things You Must Know Before Bringing Home a Glen of Imaal Terrier Puppy
You clicked because you want the real-world scoop on Glen of Imaal Terriers, not fluff.
We have lived the terrier life, and Glens are their own wonderful, stubborn category.
Here are the 10 things that actually matter before you bring that low-slung Irish charmer home.
1. The True Glen Temperament
Glens are sturdy, low-slung terriers bred in Ireland to work quietly and think for themselves.
Compared to many terriers, they are typically calmer indoors and less yappy, but they are still terriers: bold, persistent, and occasionally stubborn.
Expect an affectionate housemate who bonds deeply, may be dog-selective, and is famous for the goofy "Glen sit"—perched up on the haunches like a tiny circus bear.
2. Exercise Needs: Power, Not Miles
They are compact athletes. Most Glens do well with 45 to 60 minutes of daily activity split between brisk walks and brain work.
Short legs do not equal low needs—they prefer purposeful exercise like hill walks, tug, scent games, and controlled fetch over endless jogging.
3. Prey Drive Is Real
Glens were bred to dispatch vermin, and many retain a strong chase instinct.
That means no off-leash in unfenced areas and a solid management plan around small pets like rabbits and rodents.
Some Glens coexist with cats when raised together and carefully managed, but results vary dog to dog.
4. Early, Positive Socialization
Because Glens can be suspicious of unfamiliar dogs and pushy in play, structured socialization before 16 weeks pays dividends.
Focus on calm neutral exposures—watching dogs at a distance, meeting steady adult dogs, visiting varied surfaces, sounds, and people.
Keep sessions short and upbeat; avoid chaotic dog parks during the impressionable months.
5. Grooming: Hand-Stripping Matters
Glens have a harsh, double coat that is designed to shed dirt and resist weather.
Weekly brushing plus hand-stripping every few months keeps texture correct and helps skin breathe; clipping softens the coat and can fade color over time.
If hand-stripping is new to you, budget for a groomer who knows terrier coats and ask for lessons—you can learn to maintain between appointments.
6. Health Testing You Should See
Responsible breeders health-test parents. For Glens, ask for OFA or equivalent results on hips and elbows, patellas, and eyes.
Importantly, Glens have a known inherited eye condition—cone-rod dystrophy (PRA-crd3). Breeders should DNA test and only pair clear to clear or clear to carrier so puppies are never at risk.
Expect a lifespan around 12 to 15 years with good care; keep ears dry and clean to reduce infections, and watch weight—stocky is not an excuse for pudgy.
7. Training the Terrier Brain
Glens are clever, food-motivated, and wonderfully literal—teach what you want, not what you hope.
Short, game-like sessions beat long drills. Use rewards, clear criteria, and frequent resets.
Prevent digging and door-darting with management and give them a job: nose work, trick training, or earthdog-style games scratch the itch to work.
8. Home Setup and Space
They thrive as house dogs. A small home is fine if you provide daily outlets and puzzle time.
Prioritize secure fencing; these dogs are strong for their size and can push through loose latches.
Stairs are usually fine for healthy adults, but teach slow, controlled movement to protect joints—especially in growing puppies.
9. Breeder or Rescue—Do It Right
Good Glen breeders are transparent: health tests posted, contracts, support after pickup, and puppies raised with enrichment, clean spaces, and thoughtful matching.
Expect lots of questions from them, too. If you feel rushed or can pay and collect today, walk away.
Rescue Glens and mixes exist through terrier groups; ask about temperament evaluations and what management they recommend.
10. Budget and Lifetime Commitment
Purchase price often ranges widely by region and breeder quality. What matters is the lifetime cost: quality food, grooming, training, and vet care.
Plan for puppy classes, a crate, chew rotation, puzzle toys, and at least a couple of professional hand-strip sessions each year.
- DNA-tested parents (PRA-crd3) with hip, elbow, patella, and eye clearances
- Secure fencing and a no off-leash plan outside fenced areas
- Weekly brushing and scheduled hand-stripping commitment
- Assuming all terriers are hyper barkers—Glens are often quieter
- Dog park socialization for puppies as the primary plan
Sviatoslav Oleksiv founded The Pets and Love in 2019. A lifelong pet owner and Rhodesian Ridgeback enthusiast, he writes and edits our guides to help fellow pet parents give their animals the best care.
Every guide follows our editorial standards. This article is for informational purposes only and is not a substitute for professional advice — always consult a licensed veterinarian about your pet's health.