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

Smooth 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.

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, Tricolour, 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 recognisedNot recognisedFault (“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 recognisedNot recognisedFault (“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 recognisedNot recognisedFault (“Light straw or cream colour is highly undesirable”)Fault (“Light straw or cream colour is highly undesirable”)
AlbinoNot recognisedNot recognisedDisqualifying (“Albinism”)Not recognisedNot recognised
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”)
TricolourStandard (“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 penalised.
Disqualifying
The club's breed standard disqualifies an animal of this colour or pattern.
Not recognised
The club does not accept this colour 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 toGrey

    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 Scottish herding dog with a short, flat coat, well suited to Singapore's climate but too large under HDB flat rules.

The Smooth Collie is the short-coated cousin of the Rough Collie, sharing the same build, temperament and working history. The two are separated mainly by coat length. Some kennel clubs, including the Singapore Kennel Club, register them as a single breed with two coat varieties, while others list them as separate breeds.

Bred originally to work sheep across the hill country of Scotland and northern England, the Smooth Collie carries the watchful bearing of a working dog alongside a settled, affectionate manner at home. It attaches closely to its family and prefers to stay near them rather than wander off on its own.

The flat, dense coat sits close to the body instead of flowing like the Rough Collie's, so upkeep is far less demanding in Singapore's humidity, where a heavy double coat can be a real burden. The breed stays active and sharp-minded, and does best in a household that can commit to daily exercise and company, not a home left empty from morning until evening.

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 households that can offer daily exercise and steady company, ideally with outdoor space such as a landed property or a ground-floor unit with a garden. It is sensitive and people-focused, so it struggles in a home where it is left alone for long stretches, and its adult size puts it outside HDB flat ownership rules. Owners who enjoy training or dog sports will find it quick to learn and keen to work.

Smooth Collie history and origin

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

The Collie's roots lie in the hill country of Scotland and northern England, where farmers needed a hardy dog able to manage sheep over difficult ground. Working dogs of this type existed long before formal breeding records, valued for stamina and herding sense rather than looks.

Smooth and rough coats turned up in the same litters from early on, and both types did the same farm work. The smooth coat was often linked to droving, moving stock over long distances, while both varieties worked sheep close to home.

Interest in the breed grew beyond farm life during the 19th century, helped along by exposure in the show ring and by royal favour during the Victorian era. Selective breeding sharpened the type, and the Collie became established as a recognised breed in its own right.

The Collie later spread worldwide, and breed clubs in Britain, North America and elsewhere, including the Singapore Kennel Club, drew up standards covering both coat varieties. Registration practice still varies: some bodies treat Smooth and Rough as varieties of one breed, others register them separately.

Smooth Collie 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 several recognised colours.

The Smooth Collie follows the same outline as the Rough Collie: a medium-sized, well-proportioned dog with a level back, a deep chest and a long, lean head tapering to a refined muzzle. The expression is alert yet gentle, and the ears sit semi-erect, tipping forward when the dog is paying attention.

The coat sets the variety apart. Rather than the long outer coat of the Rough Collie, the Smooth Collie has a short, flat, hard topcoat over a dense undercoat. The result is a sleek line that follows the body closely and stays easy to keep clean, a real advantage in Singapore's heat and humidity.

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
ColoursSable and white, tricolour, blue merle, white
EyesAlmond-shaped, dark, with a soft alert expression (blue or merle eyes seen in blue merles)

Coat and colours

Recognised colours include sable and white (shades of gold through to mahogany with white markings), tricolour (black with tan and white), blue merle (a marbled blue-grey with black patches), and predominantly white dogs with colour patches. The short coat sheds steadily and more heavily during seasonal changes, though it does not mat the way a long coat can, which matters for a dog spending most of the day indoors under the aircon.

Smooth Collie temperament and personality

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

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

Around strangers, the Smooth Collie tends to be reserved and watchful rather than unfriendly. It stays alert and will bark to announce visitors or unusual activity, a trait passed down from its herding background, worth bearing in mind for anyone in a condo or landed property with close neighbours. Early socialisation helps it meet new people and situations with confidence.

The breed usually gets along well with other dogs and household pets, particularly when raised together. Some individuals show herding instinct and may try to gather or trail after moving children or animals. This is an intelligent, sensitive dog that does well with a calm household and clear, kind handling, and it can turn anxious or vocal if left alone for long periods, something to weigh against Singapore's typical long work days.

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

Smooth Collie care and grooming in Singapore

The Smooth Collie is straightforward to care for, needing weekly brushing, daily exercise and regular company, and it copes with heat better than heavier-coated breeds.

Grooming

  • Brush weekly to remove loose hair and keep the undercoat in good condition.
  • Step up brushing to several times a week during seasonal shedding.
  • Bathe only when needed; the short coat stays clean with little fuss.
  • Trim nails every few weeks and check ears regularly, especially after time outdoors in wet weather.
  • Brush teeth several times a week to support dental health.

Exercise

  • Give at least 60 minutes of activity a day across walks and play, scheduled for the cooler morning or evening hours to avoid the midday heat.
  • Offer off-leash running in a safe, enclosed area when possible, such as a dog run at a park.
  • Add mental work such as training games, scent games or fetch.
  • Consider dog sports like agility, obedience or herding trials, some run through clubs affiliated with the Singapore Kennel Club.

Environment

The Smooth Collie copes with city or landed living provided it gets daily exercise and time with its family. It does well with access to a secure garden but can manage in a smaller home if exercised properly, though its adult size sits above what HDB rules allow for flat dwellers. As a sensitive, people-focused breed, it should not be left alone for long stretches and may bark if bored or isolated, a real consideration for owners working long hours.

Smooth Collie 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 level. A working or sporting dog needs more energy than a less active companion, so portions should be adjusted to the individual dog rather than set by the bag alone. Watch body condition: you should be able to feel the ribs without pressing hard and see a waist when looking down at the dog 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 extra supplements, though a vet may suggest joint support for older or very active dogs. Provide fresh water at all times, and given Singapore's heat, top up the bowl more often than the label suggests. Introduce any diet change gradually over several days.

Smooth Collie 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 their breeding stock for the conditions known to affect the breed. Buying from health-tested parents lowers 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, including tick and heartworm prevention suited to Singapore's climate.
  • Book annual veterinary checkups, more often for seniors.
  • Ask for an MDR1 (drug sensitivity) test result and share it with your vet.
  • Keep up dental care and a healthy weight.
  • Have eyes checked as advised, especially in puppies and breeding dogs.

Training a Smooth Collie

The Smooth Collie is highly intelligent and eager to please. It ranks among the more trainable breeds when handled with consistent, reward-based methods.

The Smooth Collie ranks among the more trainable dog breeds. It picks things up quickly, watches its handler closely, and responds well to praise and rewards. The breed is sensitive, so harsh corrections do not work and can cause a dog to shut down or grow anxious. Calm, consistent, reward-based training gets the best results.

Start socialisation and basic training early. Because the breed is alert and can be vocal, and neighbours often live close by in Singapore housing, teaching a reliable quiet cue and managing barking from puppyhood is worth the effort. Herding instinct can show up as chasing or gathering, and training with the right outlets helps redirect it.

Basics

  1. Begin socialisation 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

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 socialisation.

Responsible breeding of Smooth Collies starts 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. A bitch should be physically mature before her first litter, generally not bred at her first season.

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

Early socialisation matters for this sensitive, intelligent breed. From a few weeks old, 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, and new owners in Singapore should confirm beforehand that the breed and its adult size fit their housing type.

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

Licensing done? Now register your Smooth Collie and its chip

AVS handles the licence; United Pet Club keeps a free, searchable record behind your Smooth Collie's microchip for life.

Registering a Smooth Collie in Singapore

Key in your Smooth Collie's name, his date of birth, and a clear photo, attach your mobile, and save: a lifetime record, no charge now or later. Dog registration sits happily alongside the AVS paperwork and takes the chip number whenever you have it.

The AVS listing and a searchable contact record are two different things, and the second one is yours to set up. Register the microchip on the free lifetime plan: any chip brand a local vet implants qualifies, updates after a move between flats stay free, and the record can be pulled up 24 hours a day from anywhere. Create your free account and settle it tonight.

How do I register my Smooth Collie in Singapore?

Set up a free United Pet Club account, key in your Smooth Collie's details and a photo, and save. The lifetime plan keeps the profile live at no cost for as long as he is with you, alongside whatever AVS requires.

How do I register my Smooth Collie's microchip?

Key the 15-digit chip number into your free account together with your address, mobile, and email. The lifetime plan covers the registration and every update free, whichever brand the clinic used.

Is a microchip compulsory for a Smooth Collie in Singapore?

Yes. AVS requires dogs to be licensed and microchipped by three months of age. The licence is the legal part; a registered, searchable record with your current mobile is the part that gets a lost Smooth Collie home, and that part is free.

How much does it cost to register a Smooth Collie?

Nothing. United Pet Club's lifetime plan covers the profile, the chip record, and unlimited updates, with no renewal, ever.

Smooth Collie 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 usually good with children and other pets, alert and reserved around strangers, and closely attached to its family.

Is the Smooth Collie easy to care for?

Grooming is simple thanks to the short coat, needing only weekly brushing and more during shedding season. The bigger commitments are daily exercise and regular company, since the breed does not do well 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 usually does well with children, provided it gets daily exercise and is not left alone for long stretches.

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

They share the same build, temperament and history, differing 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 list them separately.

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 helps, especially in HDB flats and condos with close neighbours.

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