Ultra Running Events by State
| State | Active Events | Inactive Events |
|---|---|---|
| Alabama | 35 | 15 |
| Alaska | 20 | 11 |
| Arizona | 49 | 29 |
| Arkansas | 22 | 7 |
| California | 221 | 276 |
| Colorado | 92 | 50 |
| Connecticut | 24 | 9 |
| Delaware | 3 | 4 |
| District of Columbia | 1 | 2 |
| Florida | 84 | 56 |
| Georgia | 72 | 67 |
| Hawaii | 8 | 13 |
| Idaho | 27 | 24 |
| Illinois | 49 | 29 |
| Indiana | 25 | 16 |
| Iowa | 27 | 7 |
| Kansas | 46 | 17 |
| Kentucky | 28 | 10 |
| Louisiana | 13 | 16 |
| Maine | 13 | 9 |
| Maryland | 32 | 11 |
| Massachusetts | 28 | 28 |
| Michigan | 48 | 16 |
| Minnesota | 31 | 8 |
| Mississippi | 13 | 5 |
| Missouri | 39 | 21 |
| Montana | 26 | 12 |
| Nebraska | 8 | 6 |
| Nevada | 20 | 28 |
| New Hampshire | 15 | 8 |
| New Jersey | 46 | 27 |
| New Mexico | 22 | 20 |
| New York | 82 | 57 |
| North Carolina | 85 | 61 |
| North Dakota | 3 | 3 |
| Ohio | 85 | 41 |
| Oklahoma | 17 | 15 |
| Oregon | 57 | 33 |
| Pennsylvania | 74 | 34 |
| Rhode Island | 4 | 4 |
| South Carolina | 53 | 34 |
| South Dakota | 7 | 4 |
| Tennessee | 61 | 25 |
| Texas | 109 | 74 |
| Utah | 57 | 23 |
| Vermont | 17 | 15 |
| Virginia | 83 | 37 |
| Washington | 101 | 71 |
| West Virginia | 25 | 11 |
| Wisconsin | 49 | 15 |
| Wyoming | 12 | 8 |
Ultra Running Events in Canada
| State | Active Events | Inactive Events |
|---|---|---|
| Alberta | 25 | 12 |
| British Columbia | 29 | 31 |
| Manitoba | 7 | 6 |
| New Brunswick | 0 | 1 |
| Newfoundland | 5 | 4 |
| Nova Scotia | 1 | 1 |
| Ontario | 26 | 34 |
| Prince Edward Island | 0 | 1 |
| Quebec | 10 | 13 |
| Saskatchewan | 1 | 1 |
| Yukon | 4 | 0 |
