| US DISTRIBUTION OF ACTIVE STALLIONS AND MARES BRED | Go Back | |
| 2023 | 2024 | 2025 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| State by 2025 Ranking |
Mares Bred |
Stallions | Avg. Book |
Mares Bred |
Stallions | Avg. Book |
Mares Bred |
Stallions | Avg. Book |
| Kentucky | 17,063 | 212 | 80.5 | 16,689 | 206 | 81.0 | 16,461 | 197 | 83.6 |
| California | 1,677 | 109 | 15.4 | 1,511 | 81 | 18.7 | 1,294 | 76 | 17.0 |
| New York | 1,099 | 40 | 27.5 | 1,209 | 35 | 34.5 | 1,148 | 32 | 35.9 |
| Florida | 1,484 | 76 | 19.5 | 1,340 | 68 | 19.7 | 1,089 | 49 | 22.2 |
| Louisiana | 913 | 70 | 13.0 | 942 | 67 | 14.1 | 1,012 | 58 | 17.4 |
| Maryland | 572 | 28 | 20.4 | 499 | 24 | 20.8 | 439 | 15 | 29.3 |
| Pennsylvania | 406 | 28 | 14.5 | 442 | 36 | 12.3 | 384 | 28 | 13.7 |
| New Mexico | 487 | 61 | 8.0 | 465 | 56 | 8.3 | 367 | 43 | 8.5 |
| Indiana | 425 | 44 | 9.7 | 407 | 40 | 10.2 | 315 | 32 | 9.8 |
| Oklahoma | 428 | 57 | 7.5 | 387 | 48 | 8.1 | 302 | 33 | 9.2 |
| Arkansas | 307 | 35 | 8.8 | 305 | 34 | 9.0 | 289 | 24 | 12.0 |
| West Virginia | 401 | 38 | 10.6 | 334 | 33 | 10.1 | 262 | 25 | 10.5 |
| Texas | 422 | 67 | 6.3 | 277 | 37 | 7.5 | 220 | 31 | 7.1 |
| Ohio | 310 | 46 | 6.7 | 292 | 42 | 7.0 | 183 | 30 | 6.1 |
| Wyoming | 53 | 17 | 3.1 | 56 | 17 | 3.3 | 86 | 15 | 5.7 |
| Arizona | 126 | 12 | 10.5 | 96 | 13 | 7.4 | 85 | 9 | 9.4 |
| Nebraska | 91 | 15 | 6.1 | 134 | 15 | 8.9 | 81 | 11 | 7.4 |
| Washington | 102 | 15 | 6.8 | 102 | 17 | 6.0 | 71 | 11 | 6.5 |
| Illinois | 82 | 18 | 4.6 | 78 | 15 | 5.2 | 64 | 12 | 5.3 |
| Virginia | 24 | 7 | 3.4 | 44 | 13 | 3.4 | 46 | 9 | 5.1 |
| Oregon | 79 | 13 | 6.1 | 76 | 13 | 5.8 | 39 | 8 | 4.9 |
| New Jersey | 33 | 7 | 4.7 | 46 | 7 | 6.6 | 33 | 3 | 11.0 |
| Iowa | 87 | 10 | 8.7 | 47 | 7 | 6.7 | 32 | 4 | 8.0 |
| North Dakota | 68 | 10 | 6.8 | 54 | 11 | 4.9 | 32 | 7 | 4.6 |
| Massachusetts | 2 | 1 | 2.0 | 8 | 2 | 4.0 | 25 | 2 | 12.5 |
| Michigan | 23 | 6 | 3.8 | 18 | 6 | 3.0 | 20 | 7 | 2.9 |
| Utah | 14 | 5 | 2.8 | 25 | 7 | 3.6 | 11 | 4 | 2.8 |
| Colorado | 29 | 15 | 1.9 | 21 | 12 | 1.8 | 10 | 5 | 2.0 |
| Kansas | 6 | 3 | 2.0 | 8 | 2 | 4.0 | 9 | 2 | 4.5 |
| Alabama | 17 | 7 | 2.4 | 11 | 5 | 2.2 | 8 | 4 | 2.0 |
| Idaho | 7 | 2 | 3.5 | 6 | 2 | 3.0 | 6 | 3 | 2.0 |
| Tennessee | 16 | 7 | 2.3 | 23 | 7 | 3.3 | 6 | 2 | 3.0 |
| South Dakota | 5 | 2 | 2.5 | 3 | 1 | 3.0 | 5 | 1 | 5.0 |
| North Carolina | - | - | - | 1 | 1 | 1.0 | 3 | 2 | 1.5 |
| Missouri | 3 | 3 | 1.0 | 11 | 5 | 2.2 | 1 | 1 | 1.0 |
| Montana | 19 | 6 | 3.2 | 8 | 4 | 2.0 | 1 | 1 | 1.0 |
| South Carolina | 31 | 2 | 15.5 | 4 | 2 | 2.0 | 1 | 1 | 1.0 |
| Wisconsin | 1 | 1 | 1.0 | - | - | - | 1 | 1 | 1.0 |
| Alaska | - | - | - | - | - | - | - | - | - |
| Connecticut | - | - | - | - | - | - | - | - | - |
| Delaware | - | - | - | - | - | - | - | - | - |
| Georgia | 1 | 1 | 1.0 | 3 | 3 | 1.0 | - | - | - |
| Hawaii | - | - | - | - | - | - | - | - | - |
| Maine | - | - | - | - | - | - | - | - | - |
| Minnesota | 35 | 3 | 11.7 | 18 | 2 | 9.0 | - | - | - |
| Mississippi | 2 | 1 | 2.0 | 1 | 1 | 1.0 | - | - | - |
| Nevada | 1 | 1 | 1.0 | 1 | 1 | 1.0 | - | - | - |
| New Hampshire | - | - | - | - | - | - | - | - | - |
| Rhode Island | - | - | - | - | - | - | - | - | - |
| Vermont | - | - | - | - | - | - | - | - | - |
| TOTALS | 26,951 | 1,101 | 24.5 | 26,002 | 998 | 26.1 | 24,441 | 798 | 30.6 |
States ranked by number of mares bred. Mares bred to two stallions in the same breeding season are counted twice. Source: The Jockey Club Last updated: Thursday, February 26, 2026 | |||||||||