All 39 ultramarathons in Missouri, from 50K to 200 miles, with the climb, the cutoff and the date for each. Every race links to its own page, where you can see how it fits the runner you are now.
| Race | Distance | Where | Date | Climb | Cutoff |
|---|---|---|---|---|---|
| Rockin' Rockwoods 53K and 1/2 Marathon | 53 KM | Wildwood, MO | Sep 26, 2026 | 5,200 ft | 11 h |
| Lion King Backyard Ultra | Backyard (4.167-mile yards) | Rolla, MO | Oct 10, 2026 | 140 ft | — |
| Newtown Backyard Ultra | Backyard (4.167-mile yards) | St Charles, MO | Oct 10, 2026 | 25 ft | — |
| Rock Bridge Revenge 50 km Race | 50 KM | Columbia, MO | Oct 17, 2026 | 3,267 ft | 8 h |
| Show Me Your Free State Ultra | 100 Miles | St. Joseph, MO | Oct 24, 2026 | 552 ft | 30 h |
| Show Me Your Free State Ultra | 50 KM | St. Joseph, MO | Oct 24, 2026 | 138 ft | 9 h |
| Show Me Your Free State Ultra | 50 Miles | St. Joseph, MO | Oct 24, 2026 | 276 ft | 15 h |
| Ozark Trail 100 Mile Endurance Run | 100 Miles | Steelville, MO | Oct 31, 2026 | 12,000 ft | 32 h |
| Dogwood Canyon | 50 KM | Springfield, MO | Nov 7, 2026 | — | 9 h |
| 4 Fore 30 Infinity Backyard Ultra | Backyard (4.167-mile yards) | Macks Creek, MO | Nov 14, 2026 | — | — |
| The Midwest Ultra Trail Classic | 50 KM | Knob Noster, MO | Nov 21, 2026 | — | 9 h |
| Last Chance Ultra | 100 Miles | Stockton, MO | Dec 5, 2026 | 7,800 ft | 32 h |
| Last Chance Ultra | 50 KM | Stockton, MO | Dec 5, 2026 | 2,100 ft | 11.5 h |
| Last Chance Ultra | 50 Miles | Stockton, MO | Dec 5, 2026 | 3,900 ft | 28 h |
| Last Chance Ultra | 100 KM | Stockton, MO | Dec 5, 2026 | — | 19.5 h |
| River Bluff Trail Runs | 50 KM | St. Joseph, MO | Dec 19, 2026 | 4,000 ft | 9 h |
| The Shippey Endurance Runs | 100 Miles | High Ridge, MO | Jan 16, 2027 | 15,000 ft | 34 h |
| The Shippey Endurance Runs | 40 Miles | High Ridge, MO | Jan 16, 2027 | 6,000 ft | 20 h |
| The Shippey Endurance Runs | 100 KM | High Ridge, MO | Jan 16, 2027 | 9,000 ft | 34 h |
| Iron Heart Ultra | 100 Miles | St James, MO | Feb 13, 2027 | 7,134 ft | 36 h |
| Iron Heart Ultra | 50 KM | St James, MO | Feb 13, 2027 | 2,214 ft | 9 h |
| Iron Heart Ultra | 50 Miles | St James, MO | Feb 13, 2027 | 3,690 ft | 13.5 h |
| Iron Heart Ultra | 100 KM | St James, MO | Feb 13, 2027 | 4,428 ft | — |
| Flat Branch Ultra | 50 KM | Columbia, MO | Feb 20, 2027 | — | 10 h |
| Queeny Backyard Ultra | Backyard (4.167-mile yards) | St. Louis, MO | Mar 5, 2027 | 430 ft | — |
| Hard Times Trail Run | 50 KM | Willard, MO | Mar 6, 2027 | 4,800 ft | 8 h |
| Three Creeks Torrent Trail Runs | 30 Miles | Columbia, MO | Mar 13, 2027 | 2,850 ft | 8 h |
| Double Chubb | 50 KM | St Louis, MO | Apr 3, 2027 | 4,000 ft | 9 h |
| Frisco Railroad Run | 50 KM | Willard, MO | Apr 24, 2027 | — | 9 h |
| Frisco Railroad Run | 50 Miles | Willard, MO | Apr 24, 2027 | — | 13.5 h |
| Berryman 50 mile and Marathon Trail Races | 50 Miles | Potosi, MO | May 15, 2027 | 5,000 ft | 14 h |
| The PIASA | 50 KM | St Louis, MO | May 15, 2027 | — | 9 h |
| Freedom Backyard Ultra Marathon | Backyard (4.167-mile yards) | Bourbon, MO | Jun 5, 2027 | — | — |
| BAD DAWG Ultra Endurance Run | 100 Miles | Dixon, MO | Aug 14, 2027 | 5,000 ft | 32 h |
| BAD DAWG 50 km Ultra Endurance Run | 50 KM | Dixon, MO | Aug 14, 2027 | 1,500 ft | 13.5 h |
| BAD DAWG Ultra Endurance Run | 50 Miles | Dixon, MO | Aug 14, 2027 | 2,500 ft | 13.5 h |
| BAD DAWG Ultra Endurance Run | 100 KM | Dixon, MO | Aug 14, 2027 | 3,000 ft | 30.5 h |
| 40/50 Mile Challenge, Cliff Cave St. Louis | 40 Miles | St. Louis, MO | Aug 21, 2027 | — | 12 h |
| Leaky Hourglass Ultra | Backyard (4.167-mile yards) | Half Way, MO | Aug 28, 2027 | — | — |