Triathlons in South East
Find triathlons near me in South East for 2025/2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.
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- Sun 21 Sep
- £82-£97
Eton Dorney Standard Triathlon
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for Standard-distance triathletes to enjoy in an exclusive setting.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 17 & over
- 1.5 km lake swimming
- 40 km road cycling
- 10 km trail running
- Sun 21 Sep
- £72-£87
Eton Dorney Sprint Triathlon
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for Sprint triathletes to enjoy in an exclusive setting.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 15 & over
- 750 m lake swimming
- 20 km road cycling
- 5 km trail running
- Sun 21 Sep
- £62-£77
Eton Dorney Super Sprint Triathlon
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for Super Sprint triathletes to enjoy in an exclusive setting.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 15 & over
- 450 m lake swimming
- 10 km road cycling
- 2.5 km trail running
- Sat 27 Sep
- £78-£99
Dorney Triathlon | September | Sprint
Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Age 15 & over
- 750 m lake swimming
- 20 km road cycling
- 5 km road running
- Sat 27 Sep
- £99-£120
Dorney Triathlon | September | Standard
Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Age 17 & over
- 1500 m lake swimming
- 40 km road cycling
- 10 km road running
- Sat 27 Sep
- £115-£155
Hever Castle | Sprint Plus Triathlon
Get active in the award-winning grounds and surrounding Kent countryside in the a Sprint Plus Triathlon! Recruit your friends and celebrate completing your challenge in the festival village.
- Chip timing
- Enter online
- Age 17 & over
- 800 m lake swimming
- 40 km road cycling
- 8 km road running
- Sat 27 Sep
- £100-£150
Hever Castle | Sprint Triathlon
Get active in the award-winning grounds and surrounding Kent countryside in a Sprint Triathlon! Recruit your friends and celebrate completing your challenge in the festival village.
- Chip timing
- Enter online
- Age 15 & over
- 750 m lake swimming
- 20 km road cycling + 819 ft ascent
- 5 km road running
- Sat 27 Sep
- £58
Dorney Triathlon | September | Super Sprint
Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Age 15 & over
- 400 m lake swimming
- 10 km road cycling
- 2.5 km road running
- Sat 27 Sep
- £95-£145
Hever Castle | Super Sprint Triathlon
Get active in the award-winning grounds and surrounding Kent countryside in a Super Sprint Triathlon! Recruit your friends and celebrate completing your challenge in the festival village.
- Chip timing
- Enter online
- Age 15 & over
- 400 m lake swimming
- 20 km road cycling + 819 ft ascent
- 4 km road running + 114 ft ascent
- Sat 27 Sep
- £80-£120
Hever Castle | Starter Triathlon
Get active in the award-winning grounds and surrounding Kent countryside in a Starter Triathlon! Recruit your friends and celebrate completing your challenge in the festival village.
- Chip timing
- Enter online
- Age 15 & over
- 200 m lake swimming
- 14 km road cycling + 591 ft ascent
- 2.5 km road running + 69 ft ascent
- Sat 27 Sep
- £35-£60
Hever Castle Triathlon and Multisport Festival | Triathlon 9-10 years
Get the family active in the award-winning castle grounds in a triathlon for all abilities - even beginners then celebrate with friends and family in the festival village.
- Chip timing
- Enter online
- Age 9-10
- 200 m lake swimming
- 4.2 km road cycling
- 1.3 km road running
- Sun 28 Sep
- £245-£295
Hever Castle | Gauntlet Triathlon
Not for the faint hearted, this race pushes competitors to their limits whilst visiting every corner of the beautiful castle estate and its surrounding rural area into the High Weald AONB.
- Chip timing
- Enter online
- Age 18 & over
- 1.9 km lake swimming
- 90 km road cycling + 2392 ft ascent
- 21 km road running
- Sun 28 Sep
- £125-£165
Hever Castle | Olympic Triathlon
Great Britain Age Group 2026 Team Qualifier. Get active in the award-winning grounds and surrounding Kent countryside in an Olympic Triathlon in an event for all ability levels then celebrate after!
- Chip timing
- Enter online
- Age 17 & over
- 1.5 km lake swimming
- 40 km road cycling
- 10 km road running
- Sun 28 Sep
- £50-£60
Hever Castle Triathlon and Multisport Festival | Triathlon 15-16 years
Get active in the award-winning castle grounds in a triathlon for all abilities - even beginners - then celebrate with friends, family and other athletes in the festival village.
- Chip timing
- Enter online
- Age 15-16
- 500 m lake swimming
- 8.4 km road cycling
- 2.5 km road running + 69 ft ascent
- Sun 28 Sep
- £45-£60
Hever Castle Triathlon and Multisport Festival | Triathlon 13-14 years
Get the family active in the award-winning castle grounds in a triathlon for all abilities - even beginners then celebrate with friends and family in the festival village.
- Chip timing
- Enter online
- Age 13-14
- 400 m lake swimming
- 8.4 km road cycling
- 2.5 km road running + 69 ft ascent
- Sun 28 Sep
- £40-£60
Hever Castle Triathlon and Multisport Festival | Triathlon 11-12 years
Get the family active in the award-winning castle grounds in a triathlon for all abilities - even beginners then celebrate with friends and family in the festival village.
- Chip timing
- Enter online
- Age 11-12
- 300 m lake swimming
- 4.2 km road cycling
- 1.8 km road running
- Sat 2 May 2026
- £78-£99
Dorney Sprint Triathlon
Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 15 & over
- 750 m lake swimming
- 20 km road cycling
- 5 km road running
- Sat 2 May 2026
- £99-£120
Dorney Standard Triathlon
Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 1500 m lake swimming
- 40 km road cycling
- 10 km road running
- Sat 2 May 2026
- £58
Dorney Super Sprint Triathlon
Take on this multi-activity event and enjoy the opportunity to race around the unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 15 & over
- 400 m lake swimming
- 10 km road cycling
- 2.5 km road running
- Sun 12 Jul 2026
- £70
Eastbourne Triathlon and Multisport Festival | Novice Super-Sprint Triathlon
The Super Sprint Novice Triathlon is ideal for anyone wanting to try the sport of triathlon for the first time and is an exciting part of the renowned Eastbourne Triathlon weekend.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 15 & over
- 300 m sea swimming
- 10 km road cycling + 160 m ascent
- 2.5 km road running
- Sun 12 Jul 2026
- £59
Eastbourne Triathlon and Multisport Festival | Youth Super-Sprint Triathlon
The Youth Super Sprint Triathlon is an exciting part of the renowned Eastbourne Triathlon weekend and is for age 15-16 year olds of all abilities. Come and have a go or improve your time!
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 15-16
- 300 m sea swimming
- 10 km road cycling + 160 m ascent
- 2.5 km road running
- Sun 12 Jul 2026
- £109-£149
Eastbourne Triathlon and Multisport Festival | Sprint Triathlon
The beautiful seaside town of Eastbourne welcomes athletes of all abilities and experience back for the Eastbourne Triathlon! The sprint circuit enjoys the beach, closed roads and iconic promenade.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 17 & over
- 750 m sea swimming
- 20 km road cycling + 350 m ascent
- 5 km road running
- Sun 12 Jul 2026
- £139-£179
Eastbourne Triathlon and Multisport Festival | Standard Distance Triathlon
The beautiful seaside town of Eastbourne welcomes athletes of all abilities and experience back for the Eastbourne Triathlon! The standard circuit enjoys the beach, closed roads and iconic promenade.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 17 & over
- 1500 m sea swimming
- 40 km road cycling + 700 m ascent
- 10 km road running
- Sun 21 Sep
The One on the River | Henley | Middle Distance Triathlon
- 1900 m river swimming
- 78.5 km road cycling
- 20 km trail running
- Sun 21 Sep
The One on the River | Henley | Standard Triathlon
- 1500 m river swimming
- 54 km road cycling
- 10 km trail running