The 8 50K ultramarathons in Connecticut, with each one's climb, cutoff and date. 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 |
|---|---|---|---|---|---|
| Macedonia Trail Race | 50 KM | Kent, CT | Sep 13, 2026 | 7,000 ft | 10 h |
| CT Donut Run | 31.5 mi | Wallingford, CT | Oct 3, 2026 | — | — |
| Bimblers Bluff 50k | 50 KM | Guilford, CT | Oct 18, 2026 | 4,500 ft | 10 h |
| Roxbury Marathon | 50 KM | Roxbury, CT | Nov 14, 2026 | — | 5.5 h |
| Sleeping Giant Trail Runs | 50 KM | Hamden, CT | Apr 4, 2027 | 6,000 ft | 12.5 h |
| Traprock 50 | 50 KM | Simsbury, CT | Apr 17, 2027 | — | 9 h |
| Jack Bristol Lake Waramaug Ultra Races | 50 KM | New Preston, CT | Apr 25, 2027 | — | 12 h |
| The Blue 2 Blue Challenge | 50 KM | New Haven, CT | May 2, 2027 | 6,350 ft | 10 h |