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Relay triathlons in Grantham
Find relay triathlons in Grantham in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Sun 26 Apr 2026
- £55
Grantham, Lincolnshire, UK
Tridents Grantham Triathlon
A classic sprint triathlon with a fresh new energy to bring the triathlon scene back to Lincolnshire! A pool swim with a thrilling and scenic course plus a commemorative medal.
- Newcomers
- Enter online
- Event village
- Rural
- Sustainability policy
- Age 17 & over
- 400 m pool swimming
- 24 km road cycling + 230 ft ascent
- 5 km road running + 62 ft ascent
- Sat 18 - Sun 19 Jul 2026
- £28-£245
- 20% off
Grantham, Leicestershire, UK
Belvoir Castle Triathlon and Multisport Festival
A jewel in the castle crown! Get active in the beautiful grounds and surrounding area of stunning Leicestershire in the discipline of your choice! Celebrate in the festival village afterwards.
20% off
- Families
- Newcomers
- Event village
- Rural
- Age 9 & over
- Kids triathlon 4
- Super sprint triathlon
- Sprint triathlon 2
- Olympic triathlon
- Half Ironman
- + 14 more races