| Breed | Active | Population | Highest Levelled |
|---|---|---|---|
| Border Collie Group: Drovers | 74% | 264,739 | 125 Highest Retired: 123 |
| German Shepherd Dog Group: Guardian | 73% | 193,462 | 126 Highest Retired: 125 |
| Australian Shepherd Group: Drovers | 75% | 78,433 | 126 Highest Retired: 126 |
| American Pit Bull Terrier Group: Bull-Type Terriers | 76% | 63,581 | 120 Highest Retired: 119 |
| Borzoi Group: Sight Hounds | 74% | 63,286 | 117 Highest Retired: 120 |
| Siberian Husky Group: Draught | 75% | 51,915 | 130 Highest Retired: 124 |
| Shetland Sheepdog Group: Drovers | 75% | 45,838 | 125 Highest Retired: 123 |
| Dalmatian Group: Versatile | 74% | 44,641 | 112 Highest Retired: 119 |
| Alaskan Husky Group: Draught | 75% | 44,079 | 106 Highest Retired: 112 |
| Great Dane Group: Hunting | 76% | 39,360 | 121 Highest Retired: 125 |
| Labrador Retriever Group: Retrievers | 72% | 39,319 | 114 Highest Retired: 119 |
| Catahoula Leopard Dog Group: Drovers | 72% | 34,343 | 109 Highest Retired: 109 |
| Standard Poodle Group: Retrievers | 73% | 33,234 | 101 Highest Retired: 107 |
| Pomeranian Group: Companions | 73% | 33,105 | 102 Highest Retired: 100 |
| Central Asian Shepherd Group: Flock Guardians | 70% | 32,708 | 106 Highest Retired: 107 |
| Australian Koolie Group: Drovers | 77% | 31,859 | 97 Highest Retired: 105 |
| Akita Group: Hunting | 77% | 29,639 | 115 Highest Retired: 122 |
| Doberman Pinscher Group: Guardian | 78% | 29,301 | 117 Highest Retired: 120 |
| Silken Windhound Group: Sight Hounds | 76% | 28,423 | 103 Highest Retired: 103 |
| American Bully Group: Companions | 70% | 28,367 | 101 Highest Retired: 108 |
| Rough Collie Group: Drovers | 76% | 26,907 | 101 Highest Retired: 105 |
| Golden Retriever Group: Retrievers | 76% | 25,616 | 118 Highest Retired: 123 |
| Chihuahua Group: Companions | 72% | 25,210 | 108 Highest Retired: 110 |
| Saluki Group: Sight Hounds | 74% | 24,284 | 106 Highest Retired: 105 |
| Finnish Lapphund Group: Drovers | 73% | 23,959 | 119 Highest Retired: 124 |
| Dachshund Group: Scent Hounds | 73% | 23,724 | 98 Highest Retired: 102 |
| Miniature Australian Shepherd Group: Drovers | 78% | 23,230 | 108 Highest Retired: 109 |
| West Siberian Laika Group: Hunting | 76% | 22,082 | 100 Highest Retired: 109 |
| Alaskan Malamute Group: Draught | 78% | 21,746 | 98 Highest Retired: 102 |
| Afghan Hound Group: Sight Hounds | 76% | 21,570 | 113 Highest Retired: 113 |
| Beagle Group: Scent Hounds | 72% | 21,101 | 106 Highest Retired: 103 |
| Greenland Dog Group: Draught | 78% | 20,651 | 101 Highest Retired: 113 |
| Caucasian Ovtcharka Group: Flock Guardians | 75% | 19,968 | 106 Highest Retired: 112 |
| Belgian Malinois Group: Guardian | 79% | 19,856 | 107 Highest Retired: 108 |
| Cardigan Welsh Corgi Group: Drovers | 75% | 19,525 | 105 Highest Retired: 103 |
| Greyhound Group: Sight Hounds | 78% | 19,295 | 106 Highest Retired: 105 |
| Mudi Group: Drovers | 75% | 19,104 | 102 Highest Retired: 103 |
| Whippet Group: Sight Hounds | 77% | 18,545 | 102 Highest Retired: 102 |
| Saarloos Wolfdog Group: Drovers | 81% | 18,147 | 99 Highest Retired: 101 |
| American Indian Dog Group: Hunting | 73% | 17,941 | 111 Highest Retired: 110 |
| Icelandic Sheepdog Group: Drovers | 74% | 17,712 | 103 Highest Retired: 100 |
| Australian Cattle Dog Group: Drovers | 77% | 17,238 | 111 Highest Retired: 110 |
| Azawakh Hound Group: Sight Hounds | 61% | 17,061 | 101 Highest Retired: 102 |
| Tibetan Mastiff Group: Flock Guardians | 75% | 16,674 | 116 Highest Retired: 118 |
| Africanis Group: Sight Hounds | 73% | 16,415 | 112 Highest Retired: 111 |
| Czechoslovakian Wolfdog Group: Drovers | 80% | 16,271 | 101 Highest Retired: 101 |
| Rottweiler Group: Guardian | 78% | 15,678 | 104 Highest Retired: 103 |
| Bulldog Group: Companions | 70% | 15,598 | 101 Highest Retired: 97 |
| Chinese Shar-Pei Group: Versatile | 59% | 15,310 | 98 Highest Retired: 98 |
| Newfoundland Group: Draught | 78% | 15,204 | 100 Highest Retired: 111 |
| Anatolian Shepherd Group: Flock Guardians | 76% | 15,103 | 111 Highest Retired: 112 |
| Aidi Group: Flock Guardians | 71% | 15,083 | 116 Highest Retired: 102 |
| Brittany Group: Pointers/Setters | 75% | 15,073 | 106 Highest Retired: 107 |
| Akita Inu Group: Hunting | 80% | 14,645 | 101 Highest Retired: 103 |
| Lapponian Herder Group: Drovers | 73% | 14,602 | 113 Highest Retired: 112 |
| Papillon Group: Companions | 78% | 14,592 | 100 Highest Retired: 105 |
| Irish Wolfhound Group: Sight Hounds | 77% | 14,286 | 106 Highest Retired: 114 |
| American Cocker Spaniel Group: Spaniels/Flushers | 69% | 14,272 | 117 Highest Retired: 114 |
| Otterhound Group: Scent Hounds | 68% | 14,092 | 113 Highest Retired: 113 |
| Kelpie Group: Drovers | 76% | 14,005 | 102 Highest Retired: 112 |
| Shiba Inu Group: Hunting | 75% | 13,953 | 114 Highest Retired: 113 |
| Xoloitzcuintle Group: Versatile | 72% | 13,584 | 102 Highest Retired: 101 |
| Chinese Crested Group: Companions | 76% | 13,547 | 102 Highest Retired: 101 |
| Pembroke Welsh Corgi Group: Drovers | 75% | 13,538 | 117 Highest Retired: 120 |
| Toy Poodle Group: Companions | 72% | 13,528 | 105 Highest Retired: 102 |
| Nova Scotia Duck Tolling Retriever Group: Retrievers | 76% | 13,454 | 106 Highest Retired: 114 |
| Chart Polski Group: Sight Hounds | 74% | 13,125 | 109 Highest Retired: 107 |
| Belgian Tervuren Group: Guardian | 79% | 13,046 | 125 Highest Retired: 124 |
| Miniature Bull Terrier Group: Bull-Type Terriers | 75% | 12,746 | 100 Highest Retired: 102 |
| Korean Jindo Group: Hunting | 78% | 12,697 | 97 Highest Retired: 101 |
| Bull Terrier Group: Bull-Type Terriers | 79% | 12,663 | 102 Highest Retired: 104 |
| Cane Corso Group: Hunting | 76% | 12,600 | 103 Highest Retired: 98 |
| Boerboel Group: Guardian | 69% | 12,559 | 98 Highest Retired: 108 |
| Staffordshire Bull Terrier Group: Bull-Type Terriers | 81% | 12,558 | 104 Highest Retired: 102 |
| Lagotto Romagnolo Group: Retrievers | 64% | 12,337 | 93 Highest Retired: 95 |
| English Cocker Spaniel Group: Spaniels/Flushers | 77% | 12,280 | 105 Highest Retired: 107 |
| American Staffordshire Terrier Group: Bull-Type Terriers | 79% | 12,252 | 103 Highest Retired: 104 |
| Miniature Dachshund Group: Scent Hounds | 75% | 12,184 | 103 Highest Retired: 102 |
| French Bulldog Group: Companions | 70% | 12,049 | 96 Highest Retired: 109 |
| Greater Swiss Mountain Dog Group: Draught | 77% | 12,032 | 115 Highest Retired: 117 |
| Smooth Collie Group: Drovers | 76% | 12,015 | 100 Highest Retired: 106 |
| Carpathian Shepherd Group: Flock Guardians | 71% | 11,998 | 118 Highest Retired: 117 |
| Belgian Sheepdog Group: Guardian | 80% | 11,954 | 114 Highest Retired: 116 |
| Samoyed Group: Draught | 79% | 11,908 | 98 Highest Retired: 105 |
| Portuguese Water Dog Group: Draught | 76% | 11,714 | 99 Highest Retired: 102 |
| Ibizan Hound Group: Sight Hounds | 77% | 11,709 | 115 Highest Retired: 115 |
| Italian Greyhound Group: Sight Hounds | 75% | 11,707 | 114 Highest Retired: 119 |
| Saint Bernard Group: Draught | 74% | 11,699 | 96 Highest Retired: 100 |
| Cavalier King Charles Spaniel Group: Companions | 75% | 11,637 | 108 Highest Retired: 106 |
| Chinook Group: Draught | 75% | 11,602 | 99 Highest Retired: 100 |
| Canadian Eskimo Dog Group: Draught | 77% | 11,588 | 111 Highest Retired: 109 |
| Bernese Mountain Dog Group: Draught | 78% | 11,527 | 124 Highest Retired: 121 |
| Havanese Group: Companions | 69% | 11,387 | 102 Highest Retired: 101 |
| Kooikerhondje Group: Spaniels/Flushers | 79% | 11,356 | 111 Highest Retired: 108 |
| Bluetick Coonhound Group: Scent Hounds | 77% | 11,290 | 128 Highest Retired: 125 |
| American White Shepherd Group: Guardian | 77% | 11,139 | 116 Highest Retired: 112 |
| Beauceron Group: Guardian | 80% | 11,038 | 104 Highest Retired: 102 |
| Eurasier Group: Companions | 72% | 10,919 | 102 Highest Retired: 100 |
| Great Pyrenees Group: Flock Guardians | 74% | 10,807 | 101 Highest Retired: 102 |
| Scottish Deerhound Group: Sight Hounds | 79% | 10,723 | 107 Highest Retired: 102 |
| Shih Tzu Group: Companions | 72% | 10,721 | 113 Highest Retired: 109 |
| Basset Hound Group: Scent Hounds | 75% | 10,598 | 100 Highest Retired: 100 |
| Basenji Group: Sight Hounds | 75% | 10,482 | 101 Highest Retired: 101 |
| Sloughi Group: Sight Hounds | 82% | 10,477 | 105 Highest Retired: 102 |
| Berger Picard Group: Drovers | 74% | 10,455 | 103 Highest Retired: 100 |
| Pharaoh Hound Group: Sight Hounds | 80% | 10,394 | 108 Highest Retired: 105 |
| German Shorthaired Pointer Group: Pointers/Setters | 74% | 10,348 | 96 Highest Retired: 101 |
| Pug Group: Companions | 76% | 10,266 | 101 Highest Retired: 114 |
| English Springer Spaniel Group: Spaniels/Flushers | 75% | 10,234 | 99 Highest Retired: 100 |
| Hovawart Group: Guardian | 71% | 9,999 | 106 Highest Retired: 103 |
| Rat Terrier Group: Terriers | 68% | 9,978 | 105 Highest Retired: 101 |
| Dutch Shepherd Group: Guardian | 75% | 9,966 | 106 Highest Retired: 109 |
| Boxer Group: Hunting | 76% | 9,911 | 118 Highest Retired: 117 |
| English Shepherd Group: Drovers | 77% | 9,776 | 107 Highest Retired: 103 |
| Miniature Poodle Group: Versatile | 49% | 9,735 | 70 Highest Retired: 77 |
| American Bulldog Group: Versatile | 72% | 9,661 | 106 Highest Retired: 107 |
| Swedish Vallhund Group: Drovers | 77% | 9,484 | 121 Highest Retired: 121 |
| Alaskan Klee Kai Group: Companions | 75% | 9,442 | 101 Highest Retired: 97 |
| Pekingese Group: Companions | 56% | 9,280 | 98 Highest Retired: 99 |
| Black Mouth Cur Group: Scent Hounds | 71% | 8,975 | 100 Highest Retired: 101 |
| Bearded Collie Group: Drovers | 78% | 8,850 | 107 Highest Retired: 100 |
| Canaan Dog Group: Drovers | 78% | 8,811 | 112 Highest Retired: 109 |
| Neapolitan Mastiff Group: Guardian | 74% | 8,792 | 102 Highest Retired: 101 |
| Croatian Sheepdog Group: Drovers | 80% | 8,744 | 106 Highest Retired: 105 |
| Jack Russell Terrier Group: Terriers | 72% | 8,723 | 109 Highest Retired: 112 |
| Puli Group: Drovers | 83% | 8,717 | 117 Highest Retired: 119 |
| Stabyhoun Group: Pointers/Setters | 77% | 8,704 | 101 Highest Retired: 102 |
| Old English Sheepdog Group: Drovers | 76% | 8,683 | 108 Highest Retired: 107 |
| Weimaraner Group: Pointers/Setters | 74% | 8,407 | 98 Highest Retired: 102 |
| Bedlington Terrier Group: Terriers | 73% | 8,056 | 104 Highest Retired: 107 |
| Chow-chow Group: Versatile | 76% | 7,933 | 109 Highest Retired: 113 |
| Bracco Italiano Group: Pointers/Setters | 68% | 7,897 | 116 Highest Retired: 105 |
| Finnish Spitz Group: Hunting | 83% | 7,891 | 103 Highest Retired: 111 |
| Pointer Group: Pointers/Setters | 75% | 7,834 | 110 Highest Retired: 113 |
| English Setter Group: Pointers/Setters | 72% | 7,825 | 104 Highest Retired: 107 |
| Carolina Dog Group: Versatile | 77% | 7,771 | 93 Highest Retired: 94 |
| Tibetan Spaniel Group: Companions | 71% | 7,668 | 105 Highest Retired: 104 |
| Russell Terrier Group: Terriers | 73% | 7,621 | 106 Highest Retired: 105 |
| German Wirehaired Pointer Group: Pointers/Setters | 74% | 7,592 | 101 Highest Retired: 111 |
| Flat Coated Retriever Group: Retrievers | 75% | 7,576 | 106 Highest Retired: 101 |
| Large Munsterlander Group: Pointers/Setters | 81% | 7,511 | 95 Highest Retired: 96 |
| Belgian Laekenois Group: Guardian | 80% | 7,460 | 102 Highest Retired: 100 |
| English Foxhound Group: Scent Hounds | 68% | 7,439 | 100 Highest Retired: 100 |
| Leonberger Group: Flock Guardians | 76% | 7,405 | 96 Highest Retired: 102 |
| Spinone Italiano Group: Pointers/Setters | 80% | 7,405 | 103 Highest Retired: 100 |
| Gordon Setter Group: Pointers/Setters | 81% | 7,396 | 103 Highest Retired: 100 |
| Rhodesian Ridgeback Group: Scent Hounds | 76% | 7,376 | 108 Highest Retired: 110 |
| Affenpinscher Group: Versatile | 76% | 7,371 | 105 Highest Retired: 104 |
| Irish Setter Group: Pointers/Setters | 75% | 7,363 | 105 Highest Retired: 102 |
| Ainu Dog Group: Hunting | 76% | 7,348 | 93 Highest Retired: 100 |
| Irish Water Spaniel Group: Retrievers | 88% | 7,321 | 100 Highest Retired: 101 |
| Vizsla Group: Pointers/Setters | 81% | 7,296 | 101 Highest Retired: 99 |
| Chesapeake Bay Retriever Group: Retrievers | 80% | 7,275 | 103 Highest Retired: 98 |
| Jamthund Group: Hunting | 76% | 7,242 | 101 Highest Retired: 104 |
| Shikoku Group: Hunting | 77% | 7,237 | 111 Highest Retired: 103 |
| Skye Terrier Group: Terriers | 71% | 7,223 | 106 Highest Retired: 105 |
| Curly Coated Retriever Group: Retrievers | 77% | 7,195 | 100 Highest Retired: 99 |
| Plott Group: Scent Hounds | 73% | 7,188 | 101 Highest Retired: 104 |
| Karelian Bear Dog Group: Hunting | 77% | 7,173 | 106 Highest Retired: 109 |
| Giant Schnauzer Group: Guardian | 76% | 7,125 | 107 Highest Retired: 105 |
| English Toy Spaniel Group: Companions | 65% | 7,085 | 93 Highest Retired: 97 |
| Norwegian Lundehund Group: Hunting | 83% | 7,083 | 105 Highest Retired: 100 |
| Thai Ridgeback Dog Group: Hunting | 80% | 7,053 | 111 Highest Retired: 113 |
| Welsh Terrier Group: Terriers | 66% | 7,027 | 97 Highest Retired: 100 |
| Dogo Argentino Group: Hunting | 81% | 7,025 | 101 Highest Retired: 115 |
| Kai Ken Group: Hunting | 77% | 7,002 | 95 Highest Retired: 103 |
| Norwegian Elkhound Group: Hunting | 84% | 6,940 | 103 Highest Retired: 100 |
| Schipperke Group: Versatile | 70% | 6,793 | 94 Highest Retired: 99 |
| Clumber Spaniel Group: Spaniels/Flushers | 82% | 6,781 | 103 Highest Retired: 100 |
| Sussex Spaniel Group: Spaniels/Flushers | 79% | 6,730 | 100 Highest Retired: 100 |
| Welsh Springer Spaniel Group: Spaniels/Flushers | 82% | 6,718 | 114 Highest Retired: 113 |
| Lhasa Apso Group: Versatile | 72% | 6,678 | 106 Highest Retired: 106 |
| Keeshond Group: Versatile | 79% | 6,666 | 104 Highest Retired: 106 |
| Yorkshire Terrier Group: Terriers | 70% | 6,656 | 95 Highest Retired: 100 |
| Akbash Dog Group: Flock Guardians | 76% | 6,644 | 100 Highest Retired: 104 |
| Taiwan Dog Group: Scent Hounds | 71% | 6,635 | 98 Highest Retired: 102 |
| Field Spaniel Group: Spaniels/Flushers | 76% | 6,624 | 101 Highest Retired: 102 |
| Boykin Spaniel Group: Spaniels/Flushers | 81% | 6,596 | 102 Highest Retired: 101 |
| Miniature Schnauzer Group: Terriers | 72% | 6,507 | 112 Highest Retired: 114 |
| Brussels Griffon Group: Versatile | 83% | 6,400 | 101 Highest Retired: 102 |
| Miniature Pinscher Group: Versatile | 77% | 6,368 | 97 Highest Retired: 97 |
| Scottish Terrier Group: Terriers | 64% | 6,361 | 109 Highest Retired: 111 |
| Kuvasz Group: Flock Guardians | 82% | 6,255 | 97 Highest Retired: 98 |
| Harrier Group: Scent Hounds | 75% | 6,248 | 103 Highest Retired: 102 |
| Redbone Coonhound Group: Scent Hounds | 80% | 6,196 | 105 Highest Retired: 100 |
| Bichon Frise Group: Companions | 81% | 6,196 | 105 Highest Retired: 101 |
| Black and Tan Coonhound Group: Scent Hounds | 75% | 6,190 | 102 Highest Retired: 100 |
| Bloodhound Group: Scent Hounds | 78% | 6,187 | 107 Highest Retired: 103 |
| Petit Basset Griffon Vendeen Group: Scent Hounds | 78% | 6,178 | 98 Highest Retired: 106 |
| Dogue de Bordeaux Group: Flock Guardians | 81% | 6,178 | 102 Highest Retired: 103 |
| Norwegian Buhund Group: Flock Guardians | 75% | 6,174 | 97 Highest Retired: 101 |
| Greek Harehound Group: Scent Hounds | 76% | 6,163 | 98 Highest Retired: 97 |
| Komondor Group: Flock Guardians | 82% | 6,100 | 116 Highest Retired: 116 |
| Bouvier des Flandres Group: Guardian | 75% | 6,081 | 99 Highest Retired: 101 |
| Japanese Spitz Group: Companions | 79% | 6,059 | 95 Highest Retired: 98 |
| Wire Fox Terrier Group: Terriers | 70% | 6,057 | 105 Highest Retired: 101 |
| Porcelaine Group: Scent Hounds | 80% | 6,035 | 100 Highest Retired: 101 |
| Maremma Sheepdog Group: Flock Guardians | 78% | 5,986 | 98 Highest Retired: 101 |
| Maltese Group: Companions | 72% | 5,967 | 90 Highest Retired: 92 |
| Toy Fox Terrier Group: Companions | 76% | 5,961 | 102 Highest Retired: 102 |
| Japanese Chin Group: Companions | 81% | 5,936 | 103 Highest Retired: 107 |
| American Eskimo Dog Group: Companions | 77% | 5,798 | 109 Highest Retired: 108 |
| Azores Cattle Dog Group: Guardian | 83% | 5,793 | 111 Highest Retired: 110 |
| Appenzeller Mountain Dog Group: Guardian | 78% | 5,769 | 109 Highest Retired: 108 |
| West Highland White Terrier Group: Terriers | 73% | 5,768 | 102 Highest Retired: 104 |
| Boston Terrier Group: Companions | 77% | 5,762 | 111 Highest Retired: 116 |
| English Mastiff Group: Guardian | 79% | 5,761 | 106 Highest Retired: 108 |
| Briard Group: Guardian | 78% | 5,757 | 99 Highest Retired: 102 |
| Tosa Inu Group: Guardian | 82% | 5,709 | 96 Highest Retired: 100 |
| Airedale Terrier Group: Guardian | 76% | 5,692 | 101 Highest Retired: 101 |
| German Pinscher Group: Guardian | 80% | 5,638 | 100 Highest Retired: 109 |
| Dandie Dinmont Terrier Group: Terriers | 71% | 5,628 | 101 Highest Retired: 101 |
| Border Terrier Group: Terriers | 81% | 5,621 | 100 Highest Retired: 99 |
| Bullmastiff Group: Guardian | 75% | 5,620 | 101 Highest Retired: 100 |
| Irish Terrier Group: Terriers | 80% | 5,617 | 106 Highest Retired: 104 |
| Soft Coated Wheaten Terrier Group: Terriers | 72% | 5,607 | 118 Highest Retired: 110 |
| Mastiff Group: Guardian | 80% | 5,555 | 105 Highest Retired: 104 |
| Cairn Terrier Group: Terriers | 77% | 5,515 | 107 Highest Retired: 105 |
| Norwich Terrier Group: Terriers | 74% | 5,513 | 100 Highest Retired: 101 |
| Kerry Blue Terrier Group: Terriers | 73% | 5,507 | 118 Highest Retired: 118 |
| Manchester Terrier Group: Terriers | 80% | 5,506 | 106 Highest Retired: 101 |
| Smooth Fox Terrier Group: Terriers | 72% | 5,500 | 102 Highest Retired: 103 |
| Dutch Smoushond Group: Terriers | 82% | 5,497 | 103 Highest Retired: 110 |
| Norfolk Terrier Group: Terriers | 70% | 5,466 | 100 Highest Retired: 98 |
| Silky Terrier Group: Terriers | 81% | 5,456 | 96 Highest Retired: 96 |