Ultra Running Events by State
| State | Active Events | Inactive Events |
|---|---|---|
| Alabama | 37 | 16 |
| Alaska | 21 | 11 |
| Arizona | 50 | 30 |
| Arkansas | 21 | 8 |
| California | 219 | 286 |
| Colorado | 92 | 56 |
| Connecticut | 26 | 9 |
| Delaware | 3 | 4 |
| District of Columbia | 1 | 2 |
| Florida | 86 | 61 |
| Georgia | 77 | 68 |
| Hawaii | 11 | 13 |
| Idaho | 27 | 24 |
| Illinois | 52 | 29 |
| Indiana | 29 | 16 |
| Iowa | 27 | 8 |
| Kansas | 45 | 18 |
| Kentucky | 27 | 14 |
| Louisiana | 15 | 16 |
| Maine | 15 | 10 |
| Maryland | 33 | 11 |
| Massachusetts | 29 | 29 |
| Michigan | 48 | 18 |
| Minnesota | 30 | 10 |
| Mississippi | 12 | 6 |
| Missouri | 39 | 24 |
| Montana | 27 | 12 |
| Nebraska | 7 | 7 |
| Nevada | 20 | 28 |
| New Hampshire | 16 | 8 |
| New Jersey | 48 | 28 |
| New Mexico | 25 | 20 |
| New York | 80 | 65 |
| North Carolina | 85 | 66 |
| North Dakota | 3 | 3 |
| Ohio | 91 | 42 |
| Oklahoma | 18 | 15 |
| Oregon | 55 | 37 |
| Pennsylvania | 77 | 36 |
| Rhode Island | 5 | 4 |
| South Carolina | 54 | 36 |
| South Dakota | 6 | 5 |
| Tennessee | 68 | 25 |
| Texas | 115 | 78 |
| Utah | 61 | 22 |
| Vermont | 18 | 15 |
| Virginia | 82 | 43 |
| Washington | 107 | 73 |
| West Virginia | 25 | 11 |
| Wisconsin | 48 | 19 |
| Wyoming | 12 | 8 |
Ultra Running Events in Canada
| State | Active Events | Inactive Events |
|---|---|---|
| Alberta | 22 | 14 |
| British Columbia | 32 | 30 |
| Manitoba | 7 | 6 |
| New Brunswick | 0 | 1 |
| Newfoundland | 5 | 4 |
| Nova Scotia | 1 | 1 |
| Ontario | 24 | 37 |
| Prince Edward Island | 1 | 1 |
| Quebec | 10 | 14 |
| Saskatchewan | 1 | 1 |
| Yukon | 4 | 1 |
