RACE DISTANCES ARE MARKED SHORT [S], MEDIUM [M] OR LONG [L]
* (NL) is NIMRA League race
* (NC) is NIMRA Championship race
* (UC) is Ulster Championship race
* (AIC) is All-Ireland Championship race
All of the below will be subject to overlapping between respective championships
For IMRA race dates and details please visit the website here: https://www.imra.ie/events/?year=2026
- Slieve Gullion Race [S] (NC) on March 7, 2026 11:00 am
- Glenariff Mountain Race [S] (NL) on March 14, 2026 12:00 pm
- Pat Dunbar Memorial (Leitrim Lodge) [M] (NL) on March 28, 2026 11:00 am
- Binevenagh [S] (NL) on April 18, 2026 11:00 am
- Annalong Horseshoe [L] (NC/NL) on April 25, 2026 11:00 am
- Cairncastle Classic Fell Race [M] (NC) on June 6, 2026 11:00 am
- Flagstaff to Carlingford [M] (NC) on June 21, 2026 11:00 am
- Carnaween [S] (UC) on July 4, 2026 11:00 am
- Spelga Skyline [L] (NC/NL) on July 4, 2026 11:00 am
- Run The Carn on July 12, 2026 11:00 am
- Mullaghcarn Giant Race (Gortin Glens) [M] (NL) on July 25, 2026 12:00 pm
- Seven Sevens [L] on August 8, 2026 10:00 am
- Lurig Challenge Run 2026 on August 8, 2026 1:00 pm
- Scrabo [S] (NC) on August 20, 2026 7:00 pm
- Granite Peaks 25K & 50K Ultra Races [L] (NL) on August 29, 2026
- Mourne Mountain Marathon 2026 on September 19, 2026
- The Buzzards Roost [M] (NL) on October 3, 2026 11:00 am
