| Breed | Active | Population | Highest Levelled |
|---|---|---|---|
| Border Collie Group: Drovers | 74% | 263,562 | 125 Highest Retired: 122 |
| German Shepherd Dog Group: Guardian | 73% | 193,001 | 126 Highest Retired: 125 |
| Australian Shepherd Group: Drovers | 75% | 78,091 | 126 Highest Retired: 126 |
| American Pit Bull Terrier Group: Bull-Type Terriers | 77% | 63,413 | 120 Highest Retired: 119 |
| Borzoi Group: Sight Hounds | 74% | 63,206 | 117 Highest Retired: 120 |
| Siberian Husky Group: Draught | 75% | 51,778 | 130 Highest Retired: 124 |
| Shetland Sheepdog Group: Drovers | 75% | 45,663 | 125 Highest Retired: 123 |
| Dalmatian Group: Versatile | 74% | 44,611 | 112 Highest Retired: 119 |
| Alaskan Husky Group: Draught | 75% | 44,102 | 106 Highest Retired: 112 |
| Great Dane Group: Hunting | 76% | 39,387 | 121 Highest Retired: 125 |
| Labrador Retriever Group: Retrievers | 72% | 39,209 | 114 Highest Retired: 119 |
| Catahoula Leopard Dog Group: Drovers | 72% | 34,296 | 109 Highest Retired: 109 |
| Standard Poodle Group: Retrievers | 73% | 33,125 | 101 Highest Retired: 107 |
| Pomeranian Group: Companions | 73% | 33,021 | 102 Highest Retired: 100 |
| Central Asian Shepherd Group: Flock Guardians | 70% | 32,677 | 106 Highest Retired: 107 |
| Australian Koolie Group: Drovers | 77% | 31,814 | 97 Highest Retired: 105 |
| Akita Group: Hunting | 77% | 29,626 | 115 Highest Retired: 122 |
| Doberman Pinscher Group: Guardian | 78% | 29,332 | 117 Highest Retired: 120 |
| Silken Windhound Group: Sight Hounds | 76% | 28,327 | 103 Highest Retired: 103 |
| American Bully Group: Companions | 69% | 28,302 | 101 Highest Retired: 108 |
| Rough Collie Group: Drovers | 76% | 26,870 | 101 Highest Retired: 105 |
| Golden Retriever Group: Retrievers | 76% | 25,520 | 118 Highest Retired: 123 |
| Chihuahua Group: Companions | 72% | 25,104 | 108 Highest Retired: 110 |
| Saluki Group: Sight Hounds | 74% | 24,181 | 106 Highest Retired: 105 |
| Finnish Lapphund Group: Drovers | 73% | 23,836 | 119 Highest Retired: 124 |
| Dachshund Group: Scent Hounds | 73% | 23,634 | 98 Highest Retired: 102 |
| Miniature Australian Shepherd Group: Drovers | 77% | 23,158 | 108 Highest Retired: 109 |
| West Siberian Laika Group: Hunting | 76% | 22,069 | 100 Highest Retired: 109 |
| Alaskan Malamute Group: Draught | 78% | 21,696 | 98 Highest Retired: 102 |
| Afghan Hound Group: Sight Hounds | 76% | 21,568 | 113 Highest Retired: 113 |
| Beagle Group: Scent Hounds | 71% | 21,045 | 106 Highest Retired: 103 |
| Greenland Dog Group: Draught | 78% | 20,650 | 101 Highest Retired: 113 |
| Caucasian Ovtcharka Group: Flock Guardians | 76% | 19,908 | 106 Highest Retired: 112 |
| Belgian Malinois Group: Guardian | 79% | 19,760 | 107 Highest Retired: 108 |
| Cardigan Welsh Corgi Group: Drovers | 75% | 19,450 | 105 Highest Retired: 103 |
| Greyhound Group: Sight Hounds | 78% | 19,335 | 106 Highest Retired: 105 |
| Mudi Group: Drovers | 74% | 19,028 | 102 Highest Retired: 103 |
| Whippet Group: Sight Hounds | 77% | 18,483 | 102 Highest Retired: 102 |
| Saarloos Wolfdog Group: Drovers | 80% | 18,127 | 99 Highest Retired: 101 |
| American Indian Dog Group: Hunting | 73% | 17,873 | 111 Highest Retired: 110 |
| Icelandic Sheepdog Group: Drovers | 74% | 17,700 | 103 Highest Retired: 100 |
| Australian Cattle Dog Group: Drovers | 77% | 17,205 | 111 Highest Retired: 110 |
| Azawakh Hound Group: Sight Hounds | 61% | 17,051 | 101 Highest Retired: 102 |
| Tibetan Mastiff Group: Flock Guardians | 75% | 16,599 | 116 Highest Retired: 118 |
| Africanis Group: Sight Hounds | 73% | 16,405 | 112 Highest Retired: 111 |
| Czechoslovakian Wolfdog Group: Drovers | 79% | 16,266 | 101 Highest Retired: 101 |
| Rottweiler Group: Guardian | 78% | 15,670 | 104 Highest Retired: 103 |
| Bulldog Group: Companions | 70% | 15,493 | 101 Highest Retired: 97 |
| Chinese Shar-Pei Group: Versatile | 59% | 15,267 | 96 Highest Retired: 98 |
| Newfoundland Group: Draught | 78% | 15,193 | 100 Highest Retired: 111 |
| Brittany Group: Pointers/Setters | 75% | 15,069 | 106 Highest Retired: 107 |
| Aidi Group: Flock Guardians | 70% | 15,059 | 116 Highest Retired: 102 |
| Anatolian Shepherd Group: Flock Guardians | 76% | 15,056 | 111 Highest Retired: 112 |
| Akita Inu Group: Hunting | 79% | 14,630 | 101 Highest Retired: 103 |
| Lapponian Herder Group: Drovers | 72% | 14,601 | 113 Highest Retired: 112 |
| Papillon Group: Companions | 78% | 14,551 | 100 Highest Retired: 105 |
| American Cocker Spaniel Group: Spaniels/Flushers | 68% | 14,337 | 117 Highest Retired: 114 |
| Irish Wolfhound Group: Sight Hounds | 77% | 14,290 | 106 Highest Retired: 114 |
| Otterhound Group: Scent Hounds | 68% | 14,022 | 113 Highest Retired: 113 |
| Kelpie Group: Drovers | 76% | 13,997 | 102 Highest Retired: 112 |
| Shiba Inu Group: Hunting | 75% | 13,911 | 114 Highest Retired: 113 |
| Xoloitzcuintle Group: Versatile | 71% | 13,543 | 102 Highest Retired: 101 |
| Toy Poodle Group: Companions | 72% | 13,519 | 105 Highest Retired: 102 |
| Pembroke Welsh Corgi Group: Drovers | 75% | 13,493 | 117 Highest Retired: 120 |
| Chinese Crested Group: Companions | 76% | 13,455 | 102 Highest Retired: 101 |
| Nova Scotia Duck Tolling Retriever Group: Retrievers | 76% | 13,348 | 106 Highest Retired: 114 |
| Chart Polski Group: Sight Hounds | 74% | 13,081 | 109 Highest Retired: 107 |
| Belgian Tervuren Group: Guardian | 79% | 13,038 | 125 Highest Retired: 124 |
| Korean Jindo Group: Hunting | 78% | 12,690 | 97 Highest Retired: 101 |
| Miniature Bull Terrier Group: Bull-Type Terriers | 75% | 12,682 | 100 Highest Retired: 102 |
| Bull Terrier Group: Bull-Type Terriers | 80% | 12,657 | 102 Highest Retired: 104 |
| Cane Corso Group: Hunting | 76% | 12,549 | 103 Highest Retired: 98 |
| Staffordshire Bull Terrier Group: Bull-Type Terriers | 80% | 12,545 | 104 Highest Retired: 101 |
| Boerboel Group: Guardian | 70% | 12,466 | 98 Highest Retired: 108 |
| Lagotto Romagnolo Group: Retrievers | 64% | 12,325 | 93 Highest Retired: 95 |
| American Staffordshire Terrier Group: Bull-Type Terriers | 79% | 12,236 | 103 Highest Retired: 104 |
| English Cocker Spaniel Group: Spaniels/Flushers | 78% | 12,223 | 105 Highest Retired: 107 |
| Miniature Dachshund Group: Scent Hounds | 75% | 12,129 | 103 Highest Retired: 102 |
| French Bulldog Group: Companions | 70% | 12,100 | 96 Highest Retired: 109 |
| Smooth Collie Group: Drovers | 75% | 12,010 | 100 Highest Retired: 106 |
| Carpathian Shepherd Group: Flock Guardians | 71% | 11,973 | 118 Highest Retired: 117 |
| Belgian Sheepdog Group: Guardian | 80% | 11,928 | 114 Highest Retired: 116 |
| Samoyed Group: Draught | 79% | 11,890 | 98 Highest Retired: 105 |
| Greater Swiss Mountain Dog Group: Draught | 76% | 11,887 | 115 Highest Retired: 117 |
| Portuguese Water Dog Group: Draught | 76% | 11,749 | 99 Highest Retired: 100 |
| Saint Bernard Group: Draught | 75% | 11,699 | 96 Highest Retired: 100 |
| Italian Greyhound Group: Sight Hounds | 75% | 11,691 | 114 Highest Retired: 119 |
| Ibizan Hound Group: Sight Hounds | 78% | 11,673 | 115 Highest Retired: 115 |
| Cavalier King Charles Spaniel Group: Companions | 75% | 11,587 | 108 Highest Retired: 106 |
| Chinook Group: Draught | 75% | 11,582 | 99 Highest Retired: 100 |
| Canadian Eskimo Dog Group: Draught | 77% | 11,544 | 111 Highest Retired: 109 |
| Bernese Mountain Dog Group: Draught | 78% | 11,527 | 124 Highest Retired: 121 |
| Havanese Group: Companions | 69% | 11,396 | 102 Highest Retired: 101 |
| Kooikerhondje Group: Spaniels/Flushers | 79% | 11,283 | 111 Highest Retired: 108 |
| Bluetick Coonhound Group: Scent Hounds | 77% | 11,232 | 128 Highest Retired: 125 |
| American White Shepherd Group: Guardian | 77% | 11,131 | 116 Highest Retired: 112 |
| Beauceron Group: Guardian | 80% | 10,981 | 104 Highest Retired: 102 |
| Eurasier Group: Companions | 72% | 10,908 | 102 Highest Retired: 100 |
| Great Pyrenees Group: Flock Guardians | 74% | 10,777 | 101 Highest Retired: 102 |
| Shih Tzu Group: Companions | 72% | 10,705 | 113 Highest Retired: 109 |
| Scottish Deerhound Group: Sight Hounds | 79% | 10,698 | 107 Highest Retired: 102 |
| Basset Hound Group: Scent Hounds | 76% | 10,554 | 100 Highest Retired: 100 |
| Basenji Group: Sight Hounds | 75% | 10,477 | 101 Highest Retired: 101 |
| Berger Picard Group: Drovers | 74% | 10,416 | 103 Highest Retired: 100 |
| Sloughi Group: Sight Hounds | 82% | 10,414 | 105 Highest Retired: 102 |
| Pharaoh Hound Group: Sight Hounds | 80% | 10,402 | 108 Highest Retired: 105 |
| German Shorthaired Pointer Group: Pointers/Setters | 74% | 10,325 | 96 Highest Retired: 101 |
| Pug Group: Companions | 76% | 10,261 | 101 Highest Retired: 114 |
| English Springer Spaniel Group: Spaniels/Flushers | 75% | 10,226 | 99 Highest Retired: 100 |
| Rat Terrier Group: Terriers | 68% | 9,965 | 105 Highest Retired: 101 |
| Dutch Shepherd Group: Guardian | 75% | 9,930 | 106 Highest Retired: 109 |
| Boxer Group: Hunting | 76% | 9,897 | 118 Highest Retired: 117 |
| Hovawart Group: Guardian | 72% | 9,882 | 106 Highest Retired: 103 |
| English Shepherd Group: Drovers | 78% | 9,739 | 107 Highest Retired: 103 |
| Miniature Poodle Group: Versatile | 49% | 9,654 | 70 Highest Retired: 77 |
| American Bulldog Group: Versatile | 72% | 9,631 | 106 Highest Retired: 107 |
| Swedish Vallhund Group: Drovers | 77% | 9,451 | 121 Highest Retired: 121 |
| Alaskan Klee Kai Group: Companions | 74% | 9,451 | 101 Highest Retired: 97 |
| Pekingese Group: Companions | 56% | 9,258 | 98 Highest Retired: 99 |
| Black Mouth Cur Group: Scent Hounds | 71% | 8,952 | 100 Highest Retired: 101 |
| Bearded Collie Group: Drovers | 78% | 8,886 | 107 Highest Retired: 100 |
| Canaan Dog Group: Drovers | 78% | 8,817 | 112 Highest Retired: 109 |
| Puli Group: Drovers | 84% | 8,750 | 117 Highest Retired: 119 |
| Neapolitan Mastiff Group: Guardian | 75% | 8,746 | 102 Highest Retired: 101 |
| Jack Russell Terrier Group: Terriers | 72% | 8,728 | 109 Highest Retired: 112 |
| Old English Sheepdog Group: Drovers | 75% | 8,727 | 108 Highest Retired: 107 |
| Croatian Sheepdog Group: Drovers | 81% | 8,702 | 106 Highest Retired: 105 |
| Stabyhoun Group: Pointers/Setters | 78% | 8,534 | 101 Highest Retired: 102 |
| Weimaraner Group: Pointers/Setters | 74% | 8,335 | 98 Highest Retired: 102 |
| Bedlington Terrier Group: Terriers | 73% | 8,021 | 104 Highest Retired: 107 |
| Finnish Spitz Group: Hunting | 83% | 7,887 | 103 Highest Retired: 111 |
| Bracco Italiano Group: Pointers/Setters | 68% | 7,878 | 116 Highest Retired: 105 |
| Chow-chow Group: Versatile | 77% | 7,858 | 109 Highest Retired: 113 |
| English Setter Group: Pointers/Setters | 72% | 7,754 | 104 Highest Retired: 107 |
| Carolina Dog Group: Versatile | 77% | 7,746 | 93 Highest Retired: 94 |
| Pointer Group: Pointers/Setters | 76% | 7,717 | 108 Highest Retired: 113 |
| Russell Terrier Group: Terriers | 73% | 7,597 | 106 Highest Retired: 105 |
| Tibetan Spaniel Group: Companions | 71% | 7,590 | 105 Highest Retired: 104 |
| Flat Coated Retriever Group: Retrievers | 76% | 7,577 | 106 Highest Retired: 101 |
| German Wirehaired Pointer Group: Pointers/Setters | 74% | 7,563 | 100 Highest Retired: 111 |
| Large Munsterlander Group: Pointers/Setters | 82% | 7,473 | 95 Highest Retired: 96 |
| Belgian Laekenois Group: Guardian | 79% | 7,446 | 102 Highest Retired: 100 |
| English Foxhound Group: Scent Hounds | 68% | 7,441 | 100 Highest Retired: 100 |
| Spinone Italiano Group: Pointers/Setters | 80% | 7,408 | 103 Highest Retired: 100 |
| Leonberger Group: Flock Guardians | 76% | 7,393 | 96 Highest Retired: 102 |
| Gordon Setter Group: Pointers/Setters | 82% | 7,372 | 103 Highest Retired: 100 |
| Affenpinscher Group: Versatile | 75% | 7,360 | 105 Highest Retired: 104 |
| Rhodesian Ridgeback Group: Scent Hounds | 76% | 7,347 | 108 Highest Retired: 110 |
| Irish Setter Group: Pointers/Setters | 75% | 7,344 | 105 Highest Retired: 102 |
| Ainu Dog Group: Hunting | 76% | 7,326 | 93 Highest Retired: 100 |
| Irish Water Spaniel Group: Retrievers | 87% | 7,296 | 100 Highest Retired: 101 |
| Chesapeake Bay Retriever Group: Retrievers | 80% | 7,278 | 103 Highest Retired: 98 |
| Vizsla Group: Pointers/Setters | 81% | 7,266 | 101 Highest Retired: 99 |
| Shikoku Group: Hunting | 77% | 7,244 | 111 Highest Retired: 103 |
| Skye Terrier Group: Terriers | 70% | 7,227 | 106 Highest Retired: 105 |
| Jamthund Group: Hunting | 76% | 7,210 | 101 Highest Retired: 104 |
| Curly Coated Retriever Group: Retrievers | 77% | 7,194 | 100 Highest Retired: 99 |
| Plott Group: Scent Hounds | 74% | 7,143 | 101 Highest Retired: 104 |
| Karelian Bear Dog Group: Hunting | 77% | 7,115 | 106 Highest Retired: 109 |
| Giant Schnauzer Group: Guardian | 76% | 7,107 | 107 Highest Retired: 105 |
| Norwegian Lundehund Group: Hunting | 83% | 7,093 | 105 Highest Retired: 100 |
| Thai Ridgeback Dog Group: Hunting | 80% | 7,047 | 111 Highest Retired: 113 |
| English Toy Spaniel Group: Companions | 65% | 7,038 | 93 Highest Retired: 97 |
| Dogo Argentino Group: Hunting | 81% | 7,024 | 101 Highest Retired: 115 |
| Welsh Terrier Group: Terriers | 66% | 7,018 | 97 Highest Retired: 100 |
| Kai Ken Group: Hunting | 77% | 7,015 | 95 Highest Retired: 103 |
| Norwegian Elkhound Group: Hunting | 84% | 6,953 | 103 Highest Retired: 100 |
| Schipperke Group: Versatile | 70% | 6,815 | 94 Highest Retired: 99 |
| Clumber Spaniel Group: Spaniels/Flushers | 82% | 6,782 | 103 Highest Retired: 100 |
| Taiwan Dog Group: Scent Hounds | 71% | 6,715 | 98 Highest Retired: 102 |
| Welsh Springer Spaniel Group: Spaniels/Flushers | 82% | 6,703 | 114 Highest Retired: 113 |
| Sussex Spaniel Group: Spaniels/Flushers | 78% | 6,698 | 100 Highest Retired: 100 |
| Lhasa Apso Group: Versatile | 72% | 6,672 | 106 Highest Retired: 106 |
| Akbash Dog Group: Flock Guardians | 76% | 6,651 | 102 Highest Retired: 104 |
| Yorkshire Terrier Group: Terriers | 71% | 6,648 | 95 Highest Retired: 100 |
| Keeshond Group: Versatile | 80% | 6,628 | 104 Highest Retired: 106 |
| Field Spaniel Group: Spaniels/Flushers | 76% | 6,619 | 101 Highest Retired: 102 |
| Boykin Spaniel Group: Spaniels/Flushers | 81% | 6,592 | 102 Highest Retired: 101 |
| Miniature Schnauzer Group: Terriers | 72% | 6,466 | 112 Highest Retired: 114 |
| Brussels Griffon Group: Versatile | 83% | 6,391 | 101 Highest Retired: 102 |
| Miniature Pinscher Group: Versatile | 77% | 6,367 | 97 Highest Retired: 97 |
| Scottish Terrier Group: Terriers | 64% | 6,356 | 109 Highest Retired: 111 |
| Harrier Group: Scent Hounds | 75% | 6,307 | 103 Highest Retired: 102 |
| Black and Tan Coonhound Group: Scent Hounds | 74% | 6,252 | 102 Highest Retired: 100 |
| Kuvasz Group: Flock Guardians | 82% | 6,245 | 97 Highest Retired: 98 |
| Bichon Frise Group: Companions | 81% | 6,224 | 105 Highest Retired: 101 |
| Redbone Coonhound Group: Scent Hounds | 80% | 6,200 | 105 Highest Retired: 100 |
| Bloodhound Group: Scent Hounds | 78% | 6,171 | 107 Highest Retired: 103 |
| Norwegian Buhund Group: Flock Guardians | 73% | 6,154 | 97 Highest Retired: 101 |
| Dogue de Bordeaux Group: Flock Guardians | 81% | 6,153 | 102 Highest Retired: 103 |
| Greek Harehound Group: Scent Hounds | 76% | 6,144 | 98 Highest Retired: 97 |
| Petit Basset Griffon Vendeen Group: Scent Hounds | 77% | 6,099 | 98 Highest Retired: 106 |
| Bouvier des Flandres Group: Guardian | 75% | 6,087 | 99 Highest Retired: 101 |
| Japanese Spitz Group: Companions | 79% | 6,051 | 95 Highest Retired: 98 |
| Komondor Group: Flock Guardians | 81% | 6,050 | 116 Highest Retired: 116 |
| Porcelaine Group: Scent Hounds | 80% | 6,047 | 100 Highest Retired: 101 |
| Maltese Group: Companions | 71% | 6,043 | 90 Highest Retired: 92 |
| Wire Fox Terrier Group: Terriers | 70% | 6,031 | 105 Highest Retired: 101 |
| Maremma Sheepdog Group: Flock Guardians | 78% | 6,003 | 98 Highest Retired: 101 |
| Toy Fox Terrier Group: Companions | 75% | 5,945 | 102 Highest Retired: 102 |
| Japanese Chin Group: Companions | 81% | 5,907 | 103 Highest Retired: 107 |
| American Eskimo Dog Group: Companions | 77% | 5,849 | 109 Highest Retired: 108 |
| Boston Terrier Group: Companions | 77% | 5,787 | 111 Highest Retired: 116 |
| Appenzeller Mountain Dog Group: Guardian | 78% | 5,758 | 109 Highest Retired: 108 |
| Azores Cattle Dog Group: Guardian | 83% | 5,744 | 111 Highest Retired: 110 |
| English Mastiff Group: Guardian | 79% | 5,740 | 106 Highest Retired: 108 |
| Briard Group: Guardian | 79% | 5,729 | 99 Highest Retired: 102 |
| Airedale Terrier Group: Guardian | 76% | 5,635 | 101 Highest Retired: 101 |
| Tosa Inu Group: Guardian | 82% | 5,630 | 96 Highest Retired: 100 |
| Border Terrier Group: Terriers | 81% | 5,628 | 100 Highest Retired: 99 |
| German Pinscher Group: Guardian | 80% | 5,624 | 100 Highest Retired: 109 |
| Irish Terrier Group: Terriers | 80% | 5,614 | 106 Highest Retired: 104 |
| West Highland White Terrier Group: Terriers | 71% | 5,606 | 102 Highest Retired: 104 |
| Dandie Dinmont Terrier Group: Terriers | 71% | 5,602 | 101 Highest Retired: 101 |
| Soft Coated Wheaten Terrier Group: Terriers | 72% | 5,572 | 118 Highest Retired: 110 |
| Bullmastiff Group: Guardian | 76% | 5,567 | 101 Highest Retired: 100 |
| Mastiff Group: Guardian | 81% | 5,525 | 105 Highest Retired: 104 |
| Cairn Terrier Group: Terriers | 77% | 5,509 | 107 Highest Retired: 105 |
| Kerry Blue Terrier Group: Terriers | 73% | 5,502 | 118 Highest Retired: 118 |
| Norwich Terrier Group: Terriers | 75% | 5,491 | 100 Highest Retired: 101 |
| Dutch Smoushond Group: Terriers | 82% | 5,489 | 103 Highest Retired: 110 |
| Manchester Terrier Group: Terriers | 80% | 5,473 | 106 Highest Retired: 101 |
| Smooth Fox Terrier Group: Terriers | 73% | 5,469 | 102 Highest Retired: 103 |
| Silky Terrier Group: Terriers | 81% | 5,464 | 96 Highest Retired: 96 |
| Norfolk Terrier Group: Terriers | 70% | 5,452 | 100 Highest Retired: 98 |