The ultimate endurance test will be open to a limited number of individuals and teams to conquer the beautiful waters, forests and terrain that give Northumberland and Kielder its unique character. The summer of 2026 will welcome the fifth edition of an event which combines scenery, fortitude, adventure, and achievement. Everything it takes to be recognised as a NORTHUMBRIAN. AND the British and English Middle Distance Triathlon Championships!
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Northumbrian News
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11 February 2026Everything you need to know about the British Championships at The Northumbrian
The Northumbrian is hosting the British and English Middle Distance Triathlon Championships this June. Here is everything you need to know abou...
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20 March 2026Our Top Race Day Tips
The countdown to the fifth edition of the Ultimate Triathlon is on! On the 28th June 2026, a select number of athletes will embark on the journ...