United Pet Club
Smooth Collie — a Medium, Intelligent Dog breed originating in Scotland

Smooth Collie

Also known as Short-Haired Collie

The Smooth Collie is an intelligent, devoted companion known for its gentle temperament and sleek, easy-care coat.

Size
Medium
Lifespan
12–14 years
Origin
Scotland
Temperament
Intelligent
Standard colors
Black, White, Blue, and Tan
Key Traits
IntelligentLoyalTrainableGentleAlert

Characteristics

Energy Level4
Trainability4
Good With Kids3
Good With Pets4
Grooming Needs4

Coat and grooming

How the Smooth Collie coat is built, and what that means when you groom it.

Coat layers
Double coat
Coat texture
Smooth
Coat length
Short
Shedding
Seasonal shedding

Grooming guidance

  • Critical: A Smooth Collie should not be shaved.

    The undercoat keeps heat out as well as in, and the outer coat shields the skin from sun and insect bites. Clipping the whole coat off removes both. It often grows back patchy, soft or a different colour, and in some animals the guard hairs never return properly. Brush the undercoat out instead of cutting it off.

  • Information: A Smooth Collie drops its undercoat in heavy bursts.

    The undercoat comes out in heavy bursts over a few weeks. An undercoat rake, or a bath followed by a proper blow-dry, clears it far faster than daily brushing. Clipping the coat down is not a shortcut for this.

Registry Recognition

Fédération Cynologique Internationale

  • Sheepdogs and Cattledogs

American Kennel Club

  • Herding Group

Canadian Kennel Club

  • Herding Group

United Pet Club

  • Sheepdogs and CattledogsPrimary

Smooth Collie colors and patterns

What each club's breed standard says about every Smooth Collie color and pattern. Point at a ruling to see the club's own wording.

Breed standards describe the Smooth Collie in Black, White, Blue, and Tan. Standard patterns: Solid, Tricolor, Merle, Piebald, Sable, and Tan point.

Coat: rulings by club
Color or patternFCIAKCUKCKCKUSA
BlackStandard (“Tricolour: Predominantly black”)Standard (“Black White & Tan”)Standard (“Tri-color: predominately black”)Standard (“Tricolour: predominantly black”)Standard (“Tricolour: predominantly black”)
WhiteStandard (“Sable and white”)Standard (“White”)Standard (“White: predominately white”)Standard (“Sable and white”)Standard (“Sable and white”)
BlueStandard (“Blue Merle: Predominantly clear, silvery blue”)Standard (“Blue Merle”)Standard (“blue merle”)Standard (“Blue Merle: predominantly clear, silvery blue”)Standard (“Blue Merle: predominantly clear, silvery blue”)
TanStandard (“rich tan markings about legs and head”)Standard (“Black White & Tan”)Standard (“rich tan markings on the head and legs”)Standard (“rich tan markings about the legs and head”)Standard (“rich tan markings about the legs and head”)
SlateFault (“Large black markings, slate colour, or rusty tinge in top or undercoat are highly undesirable”)Not recognizedNot recognizedFault (“Large black markings, slate colour or rusty tinge top or undercoat are highly undesirable”)Fault (“Large black markings, slate colour or rusty tinge top or undercoat are highly undesirable”)
RustFault (“A rusty tinge in top coat highly undesirable”)Not recognizedNot recognizedFault (“A rusty tinge in top coat is highly undesirable”)Fault (“A rusty tinge in top coat is highly undesirable”)
CreamFault (“Light straw or cream colour highly undesirable”)Not recognizedNot recognizedFault (“Light straw or cream colour is highly undesirable”)Fault (“Light straw or cream colour is highly undesirable”)
AlbinoNot recognizedNot recognizedDisqualifying (“Albinism”)Not recognizedNot recognized
Patterns
SolidFault (“All white or predominantly white is most undesirable”)Standard (“predominantly white, preferably with sable, tri-color or blue merle markings”)Standard (“predominately white, preferably with sable, tri-color or blue merle markings”)Fault (“All white or predominantly white is highly undesirable”)Fault (“All white or predominantly white is most undesirable”)
TricolorStandard (“Tricolour”)Standard (“Black White & Tan”)Standard (“tri-color”)Standard (“Tricolour”)Standard (“Tricolour”)
MerleStandard (“Blue Merle”)Standard (“Blue Merle”)Standard (“blue merle”)Standard (“Blue Merle”)Standard (“Blue Merle”)
PiebaldFault (“All white or predominantly white is most undesirable”)Standard (“White”)Standard (“predominately white, preferably with sable, tri-color or blue merle markings”)Fault (“All white or predominantly white is highly undesirable”)Fault (“All white or predominantly white is most undesirable”)
SableStandard (“Sable: Any shade of light gold to rich mahogany or shaded sable”)Standard (“Sable”)Standard (“sable”)Standard (“Sable: any shade from light gold to rich mahogany or shaded sable”)Standard (“Sable: any shade from light gold to rich mahogany or shaded sable”)
Tan pointStandard (“rich tan markings about legs and head”)Standard (“Black & Tan Markings”)Standard (“rich tan markings on the head and legs”)Standard (“rich tan markings about the legs and head”)Standard (“rich tan markings about the legs and head”)
Double merleNo rulingNo rulingNo rulingNo rulingNo ruling
Eyes: rulings by club
Color or patternFCIAKCUKCKCKUSA
BlueStandard (“Blue Merles, when eyes are frequently (one or both, or part of one or both) blue”)Standard (“either or both eyes may be merle or china in color without specific penalty”)Standard (“the Blue Merle, which may have blue, or blue flecked, eyes (one or both)”)Standard (“blue merles when eyes are frequently (one or both, or part of one or both) blue”)Standard (“Blue Merles, when eyes are frequently (one or both, or part of one or both) blue”)
Dark brownStandard (“dark brown colour”)Standard (“The color is dark”)Standard (“dark brown in color”)Standard (“dark brown colour”)Standard (“dark brown colour”)
Patterns
MarbledStandard (“blue-flecked”)Standard (“either or both eyes may be merle”)Standard (“blue flecked”)Standard (“blue-flecked”)Standard (“blue-flecked”)
Odd-eyedStandard (“one or both”)Standard (“either or both eyes may be merle or china”)Standard (“(one or both)”)Standard (“one or both”)Standard (“one or both”)
SectoralStandard (“part of one or both”)No rulingNo rulingStandard (“part of one or both”)Standard (“part of one or both”)
Nose: rulings by club
Color or patternFCIAKCUKCKCKUSA
BlackStandard (“Always black”)Standard (“the black nose”)Standard (“Must be black”)Standard (“Nose always black”)Standard (“Always black”)

What the rulings mean

Standard
Described by the club's breed standard.
Fault
Named by the club's breed standard as a fault: the animal can be shown but is penalized.
Disqualifying
The club's breed standard disqualifies an animal of this color or pattern.
Not recognized
The club does not accept this color or pattern for the breed.

Color changes

How a Smooth Collie's colors can change over its life.

  • Blackchanges toRust

    Coat · With body condition · can change back

  • Blackchanges toGray

    Coat · Progressive

  • Blackchanges toBrown

    Coat · In the sun · can change back

  • Whitechanges toRoan

    Coat · With age · from 2 weeks

  • Tan pointchanges toSaddle

    Coat · With age · from 6 to 156 weeks

  • Bluechanges toDark brown

    Eyes · With age · from 2 weeks

  • Bluechanges toBrown

    Eyes · With age · from 2 weeks

  • Bluechanges toLight brown

    Eyes · With age · from 2 weeks

  • Bluechanges toAmber

    Eyes · With age · from 2 weeks

  • Bluechanges toHazel

    Eyes · With age · from 2 weeks

  • Bluechanges toYellow

    Eyes · With age · from 2 weeks

  • Blackchanges toSnow nose

    Nose · With the season · can change back

  • Blackchanges toPink

    Nose · With the season · can change back

Meet some of our Smooth Collie

A few of the Smooth Collie profiles members have added to United Pet Club.

About the Smooth Collie

The Smooth Collie is a medium-sized herding dog from Scotland, known for its gentle, loyal nature and a short, flat coat that needs little grooming.

The Smooth Collie is the short-coated variety of the Collie, sharing the same build, temperament, and history as the more familiar Rough Collie. The two differ mainly in coat length. In some countries they are registered as one breed with two coat types, and in others as separate breeds.

This is a medium-sized dog bred to work sheep over the open country of Scotland and northern England. It carries the alert, watchful manner of a herding dog together with a calm and affectionate disposition at home. Smooth Collies form strong attachments to their people and tend to stay close.

The smooth coat is flat and dense rather than long and flowing, which makes daily upkeep simpler than the Rough variety. The breed remains active and intelligent, and it does best with regular exercise and a household that gives it company and a job to do.

Smooth Collie quick facts
AttributeDetail
OriginScotland
SizeMedium
Lifespan12 to 14 years
Group/roleHerding (sheep work)
Good withFamilies, children, other dogs

Who it suits

The Smooth Collie suits active families and individuals who can offer daily exercise and steady companionship. It is sensitive and people-oriented, so it is not a breed that copes well with long hours alone. Owners who enjoy training and dog sports will find it a willing and quick learner.

History and origin

The Smooth Collie developed in Scotland and northern England as a working sheepdog, sharing its roots with the Rough Collie before both gained wider popularity in the 19th century.

The Collie originated in the hill country of Scotland and northern England, where farmers needed a capable dog to manage sheep across rough terrain. Working dogs of this type existed for centuries before formal breeding records, valued for stamina, herding instinct, and a biddable nature rather than for appearance.

The Smooth and Rough Collies share this common working background. Early on, smooth-coated and rough-coated dogs appeared in the same litters and were used for the same tasks. The smooth coat was often associated with droving, moving stock over distance, while both types worked sheep on the farm.

During the 19th century the breed gained attention beyond the farm. Interest grew in Britain after the breed appeared in the show ring, and royal favor in the Victorian era helped raise its profile. Selective breeding refined type, and the Collie became established as a recognized breed.

The Collie later spread internationally, and breed clubs in Britain and North America set standards for both coat varieties. Registration practice differs by country: some treat Smooth and Rough as varieties of one breed, while others register them separately.

Appearance and breed standard

The Smooth Collie is a medium-sized, balanced dog with a wedge-shaped head, a long muzzle, and a short, flat, dense coat in a range of recognized colors.

The Smooth Collie has the same overall outline as the Rough Collie: a medium-sized, well-proportioned dog with a level back, deep chest, and a long, lean head that tapers to a refined muzzle. The expression is alert and gentle, and the ears are semi-erect, carried tipped forward when the dog is attentive.

The defining feature is the coat. Instead of the long outer coat of the Rough variety, the Smooth Collie carries a short, flat, hard topcoat over a dense undercoat. This gives a sleek outline that follows the body and is easy to keep clean.

Smooth Collie breed standard
TraitStandard
HeightRoughly 51 to 61 cm (20 to 24 in) at the shoulder, dogs taller than bitches
WeightAbout 18 to 30 kg (40 to 66 lb)
CoatShort, flat, dense topcoat over a thick undercoat
ColorsSable and white, tricolor, blue merle, white
EyesAlmond-shaped, dark, with a soft alert expression (blue or merle eyes seen in blue merles)

Coat and colors

Recognized colors include sable and white (shades of gold to mahogany with white markings), tricolor (black with tan and white), blue merle (a marbled blue-gray with black patches), and predominantly white dogs with colored markings. The short coat sheds and includes a seasonal heavier shed, but it does not mat the way a long coat can.

Temperament and personality

The Smooth Collie is gentle, loyal, and intelligent, generally good with children and other animals while remaining alert and watchful toward strangers.

The Smooth Collie is known for a gentle, even temperament. It bonds closely with its family and is typically patient and reliable with children, which has long made the Collie a popular family dog. Aggression is not typical of the breed.

With strangers the Smooth Collie tends to be reserved and watchful rather than hostile. It is alert and will bark to announce visitors or unusual activity, a trait inherited from its herding background. Early socialization helps it greet new people and situations with confidence.

The breed usually gets on well with other dogs and household pets, especially when raised alongside them. Some individuals show herding instinct and may try to gather or follow moving children or animals. This is intelligent and sensitive dog that responds to a calm household and clear, kind handling, and it can become anxious or vocal if left alone for long stretches.

Trait ratings (1 = low, 5 = high)
TraitRating
Affection5
Energy4
Trainability5
Vocalness4
Shedding3

Care and grooming

The Smooth Collie is straightforward to care for, needing weekly brushing, daily exercise, and regular company as a people-oriented breed.

Grooming

  • Brush weekly to remove loose hair and keep the undercoat healthy.
  • Increase brushing to several times a week during seasonal shedding.
  • Bathe only when needed; the short coat stays clean with little effort.
  • Trim nails every few weeks and check ears regularly.
  • Brush teeth several times a week to support dental health.

Exercise

  • Provide at least 60 minutes of activity per day across walks and play.
  • Offer off-leash running in a safe area when possible.
  • Add mental work such as training games, scent games, or fetch.
  • Consider dog sports like agility, obedience, or herding trials.

Environment

The Smooth Collie adapts to town or country life provided it gets daily exercise and time with its family. It does well with access to a secure yard but can live in a smaller home if exercised properly. As a sensitive, people-focused breed, it should not be left alone for long periods and may bark if bored or isolated.

Nutrition and feeding

The Smooth Collie needs a balanced diet matched to its life stage and activity level, fed in measured meals to keep it at a healthy weight.

The Smooth Collie does well on a complete, balanced dog food suited to its age, size, and activity. Active working or sporting dogs need more energy than less active companions, so adjust portions to the individual rather than the bag alone. Watch body condition: you should be able to feel the ribs without pressing hard and see a visible waist from above.

General feeding guide
Life stageAmount per dayMeals
Puppy (2 to 6 months)Per growth formula, weight-based3 to 4
Puppy (6 to 12 months)Per growth formula, weight-based2 to 3
AdultAbout 250 to 400 g of quality dry food, by weight and activity2
SeniorReduced calories, joint support as advised2

Treats and supplements

Keep treats to about 10 percent of daily calories and use them mainly for training. Most Smooth Collies on a complete diet need no supplements, though a vet may recommend joint support for older or very active dogs. Provide fresh water at all times and introduce any diet change gradually over several days.

Health and lifespan

The Smooth Collie is generally healthy with a typical lifespan of 12 to 14 years, though it shares several inherited conditions with the Collie breed, including eye and drug-sensitivity issues.

The Smooth Collie is a generally hardy breed with a typical lifespan of 12 to 14 years. Like all Collies, it carries some inherited health risks, and responsible breeders screen breeding stock for the conditions known to affect the breed. Buying from health-tested parents reduces the chance of these problems.

Common conditions
ConditionSignsNote
Collie eye anomalyOften none visible; detected on eye examInherited; puppies should have eyes checked early
Progressive retinal atrophyNight blindness, declining visionInherited; DNA tests available in many lines
MDR1 drug sensitivitySevere reactions to certain common drugsDNA test available; inform your vet of status
Hip dysplasiaStiffness, limping, reluctance to exerciseScreened by hip scoring in breeding dogs

Preventive care

  • Keep vaccinations and parasite control up to date.
  • Schedule annual veterinary checkups, more often for seniors.
  • Request an MDR1 (drug sensitivity) test result and share it with your vet.
  • Maintain dental care and a healthy weight.
  • Have eyes checked as advised, especially in puppies and breeding dogs.

Training

The Smooth Collie is highly intelligent and eager to please, making it one of the more trainable breeds when handled with consistent, reward-based methods.

The Smooth Collie ranks among the more trainable dog breeds. It is quick to learn, attentive to its handler, and motivated by praise and rewards. The breed is sensitive, so harsh corrections are counterproductive and can make a dog shut down or become anxious. Calm, consistent, reward-based training works best.

Start socialization and basic training early. Because the breed is alert and can be vocal, teaching a reliable quiet cue and managing barking from puppyhood is worthwhile. The herding instinct can show as chasing or gathering, which training and appropriate outlets help redirect.

Basics

  1. Begin socialization with people, dogs, and new places from puppyhood.
  2. Teach name recognition and a reliable recall first.
  3. Add the core cues: sit, down, stay, and leave it.
  4. Introduce a quiet cue to manage barking early.
  5. Build up duration and distraction gradually.
  6. Progress to a dog sport such as obedience, agility, or herding.

Breeding

Smooth Collies reach breeding maturity in their second year, carry litters for about nine weeks, and typically produce medium-sized litters that need careful early socialization.

Responsible breeding of Smooth Collies begins with health-tested parents. Breeders screen for the conditions common in the breed, including eye anomalies and MDR1 drug sensitivity, and select for sound temperament and structure. Bitches should be physically mature before a first litter, generally not bred at their first season.

Gestation lasts roughly 63 days. The dam usually whelps without difficulty, though a quiet, prepared whelping area and veterinary support on standby are sensible. Puppies are born deaf and blind and depend fully on the dam in the first weeks.

Early socialization is important for this sensitive, intelligent breed. From a few weeks of age, puppies benefit from gentle handling and exposure to household sights and sounds, which supports the confident, people-oriented adult temperament the breed is known for. Puppies typically go to new homes at around eight weeks.

Breeding facts
MetricValue
Sexual maturityAbout 6 to 12 months (breed later, in the second year)
GestationApproximately 63 days
Average litter sizeAround 4 to 8 puppies
Weaning ageAbout 6 to 8 weeks
Recommended health testsEye exam, MDR1 DNA test, hip scoring

Registering your Smooth Collie and its microchip

Register your Smooth Collie free for life with United Pet Club, and put its microchip number on a record American shelters can actually find.

How to register a Smooth Collie in the United States

Start with the profile. Add your Smooth Collie's name, birth date, and a clear photo, attach your phone number and email, and save. That is the whole job, and it costs nothing for life. Dog registration works with or without a microchip, so there is no reason to wait for a vet visit.

The microchip needs its own registration. A vet implants the chip, but the number stays anonymous until you file it, and an anonymous chip cannot point anyone at you. Register the microchip with United Pet Club on the free lifetime plan: every brand a US vet implants qualifies, updates cost nothing after a move, and the record shows up in the AAHA universal lookup American shelters check first. Create your free account and finish both steps in one sitting.

How do I register my Smooth Collie in the United States?

Open a free United Pet Club account, enter your Smooth Collie's name, birth date, and a photo, and save. The profile is free for life, works with or without a microchip, and you can attach a chip number later.

How do I register my Smooth Collie's microchip?

Type the 15-digit chip number into your free United Pet Club account together with your current phone number and address. The lifetime plan is free, covers every future update, and accepts any chip brand a US vet implants.

Does my Smooth Collie have to be microchipped in the United States?

No federal law says a Smooth Collie must carry a chip, but plenty of city and county licensing rules do, and shelters routinely chip before adoption. What the law never does is register the chip for you; that part is yours.

How much does it cost to register a Smooth Collie?

Nothing. United Pet Club's lifetime plan covers the dog's profile, the microchip registration, and every update at no charge, with no renewal fees.

Frequently asked questions

Common questions about the Smooth Collie cover its size, temperament, care needs, lifespan, suitability for families, and how it compares to the Rough Collie.

How big does a Smooth Collie get?

It is a medium-sized dog, standing roughly 51 to 61 cm (20 to 24 in) at the shoulder and weighing about 18 to 30 kg (40 to 66 lb), with males larger than females.

What is the Smooth Collie's temperament like?

It is gentle, loyal, and intelligent. The breed is typically good with children and other pets, alert and reserved toward strangers, and strongly attached to its family.

Is the Smooth Collie easy to care for?

Grooming is straightforward thanks to the short coat, needing only weekly brushing and more during shedding. The main commitments are daily exercise and regular company, since the breed dislikes being left alone.

How long do Smooth Collies live?

The typical lifespan is 12 to 14 years. Health screening of breeding stock and routine preventive care support a long, healthy life.

Is the Smooth Collie a good family dog?

Yes. It is known as a patient, affectionate family companion that generally does well with children, provided it gets daily exercise and is not left alone for long periods.

What is the difference between a Smooth Collie and a Rough Collie?

They share the same build, temperament, and history and differ mainly in coat. The Smooth Collie has a short, flat coat, while the Rough Collie has a long outer coat. Some registries treat them as varieties of one breed, others as separate breeds.

Are Smooth Collies vocal?

They can be. As an alert herding breed, the Smooth Collie often barks to announce visitors or activity, so teaching a quiet cue early is helpful.

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