🐕 Dog breed

Border Collie: breed facts, care and health

Widely considered the most intelligent dog breed. A herding dog that needs very intense physical and mental activity.

✍️ CanlıDostum Editorial Team📅 October 22, 2026⏱️ 3 min read

⚡ At a glance

  • Adult weight: 14–20 kg (30–45 lb)
  • Life expectancy: 12–15 years
  • Activity: Very high · 2 hours a day + mental work
  • Best suited to: Very active owners, dog-sport fans, homes with gardens

Key facts

OriginEngland / Scotland border
HeightMale 48–56 cm (19–22 in) · Female 46–53 cm (18–21 in)
Adult weight14–20 kg (30–45 lb)
Life expectancy12–15 years
Activity needsVery high · 2 hours a day + mental work
CoatMedium-long or short double coat; seasonal shedding
Best suited toVery active owners, dog-sport fans, homes with gardens

Approximate ranges based on breed standards; individuals vary.

Temperament

Border Collies are brilliant, hard-working and focused. Under-stimulated, they may try to herd children, cars or other animals. They excel at agility and obedience.

Daily exercise

At least 2 hours of running, play and training a day. Puzzle games and new commands matter as much as exercise.

🏃Log walks and play with the activity tracker and see weekly totals.
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Feeding

Calorie needs vary hugely with activity; a working Border Collie may need much more than the example.

Example: a neutered adult Border Collie at an ideal weight of 17 kg (37 lb) needs roughly 940 kcal a day (RER × 1.6). Work out your own pet's needs with the calorie calculator and check ideal weight with the ideal weight calculator.

Common health problems

  • Hip dysplasia
  • Collie eye anomaly (CEA): inherited eye disease; genetic test available
  • Epilepsy
  • Drug sensitivity (MDR1 mutation): some antiparasitic drugs can be dangerous; testing available
  • Trapped neutrophil syndrome (TNS)
🚨Not every Border Collie will have these problems; the list shows conditions seen more often in the breed. If you notice symptoms, or are getting a puppy or kitten, ask about the parents' health screening and plan regular check-ups with your vet.

Care tips

  • Brush 2–3 times a week
  • Daily mental work: new tricks, scent and puzzle games
  • Ask your vet about MDR1 before medications
  • Socialise from puppyhood
🪪Microchip your pet and keep your contact details up to date — in many countries it is required by law.

Frequently asked questions

Can a Border Collie live in an apartment?

It is very hard. Without 2 hours of intense activity and mental work every day, problem behaviours develop.

Is the Border Collie really the smartest dog?

It usually ranks first in canine intelligence studies — which also means it needs constant stimulation.

What is MDR1?

A gene change that affects how some drugs reach the brain. Affected dogs can react badly to certain antiparasitic drugs; a genetic test is available.

⚠️This page is for general information and is based on FCI and AKC breed standards and general veterinary sources such as WSAVA, the AVMA and the Merck Veterinary Manual. It does not replace an examination or advice from a veterinarian.

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