Mumbles Triathlon

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Mumbles Triathlon
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The Mumbles Triathlon is a fan favourite event set in the scenic Gower Peninsula. The course is challenging but can be completed by athletes of all abilities. Come for the atmosphere, the challenge and the slipway swim start.
Middle Distance and Sprint Distance
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Sat, 30 Sept 2023
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Mayals, United Kingdom
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(2 Reviews)
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Where and when
Mumbles Bay Court, Mayals Rd, Mayals, Swansea SA3 5BS, UK
Start times
Saturday, 30 Sept 2023
Middle Distance:
8:00 am |
Sprint Distance:
8:30 am
Event summary
Here are the distances available for Mumbles Triathlon
Middle Distance
£199 - £426.93
Sprint Distance
£69.95 - £133.75
Route information
There are two distance to choose from, the sprint or the middle. The sprint will be a 750m swim, 32k bike and 5k run. The middle will be a 1.9k swim, 90k bike and 21k run.
The swim will take an anti-clockwise direction. You will swim around the large orange buoy and then head out across to the second buoy and then back to shore. This will be a 2 lap 950m course for the middle distance and a 1 lap 750m course for the sprint distance.
The bike course will take participants around the Gower peninsula. There will be a feed station which you will pass, it is recommended that you start the course with 2 full bottles on board. Middle distance athletes will take 3 laps of this course and sprint athletes will complete it just once.
For both distances, the run route will be across the bay, providing some beautiful views as you head to the finish. The middle distance will be 4 laps and the sprint will just be 1 out and back lap to the red carpet finish.
Organiser route images
What's included
  • Chip-timing
  • Marshalled route
  • Signed route
  • Water stations
  • Toilets
  • Photography
  • Goodies
  • Awards
  • Red carpet finish
How to get there
Mumbles Bay Court, Mayals Rd, Mayals, Swansea SA3 5BS, UK
Get full directionsExternalLink
Parking is available at the following car parks:
  • Knab Rock Car Park
  • Southend Car Park
  • Car Park, 35-37 Newton Road
By Car
Directions from the M4
  1. Leave M4 at Junction 42 – the deceleration lane bends to the left sharply, so be careful!
  2. Join the A483 and follow it into Swansea; watch your speed (cameras).
  3. Immediately after crossing the river, turn left. You can join either lane.
  4. Follow the coast road all the way around the bay into Mumbles village.
  5. Drive through the village.
  6. Drive past a mini children’s park on the left.
  7. Drive past The Pilot Pub on the right.
  8. Take the next left into Knab Rock car park.
  9. If you go up a steep hill with the pier down to the left, you’ve just missed it!
Event day logistics
15:00 - 19:00 Registration open
17:30 Beginners briefing
06:00 - 07:20 Registration open
06:00 - 07:30 Transition open
08:00 Swim start - all athletes
09:00 Last swimmer cut-off
13:30 Last Bike cut-off
15:00 Last Run cut-off
15:30 Last athlete home
Registration will be located in the Mumbles Yacht Club. You must register on your own behalf, you are not allowed to register for somebody else and you must bring photo ID to registration.
At registration you will receive:
  • 2 bib numbers
  • 1 helmet number
  • 1 bike post number
  • 1 timing chip
  • 1 swim hat
Please make sure the timing chip is returned after the event to avoid a £75 charge.
Age Restrictions
The middle distance is open to participants aged 18 or over and the sprint distance is open to those aged 14 or over.
Beginngers Briefing
If this is your duathlon, there will be a Beginners Briefing on Friday at 18:30. Should you have any questions, this will be the opportunity to find the answers.
Race Briefing
The race briefing is mandatory. It will be held at the transition area.
Transition will be located at Knabb Rock Car Park, Mumbles. You will not be allowed into transition without your race number. It is only open to athletes.
Rules and Regulations
  • You must be aged 14 or over to take part in the sprint distance and aged 18 or over to take part in the middle distance
  • This is a non-drafting event.
  • If you retire from the race you must report to an official, inform them and hand in your timing chip.
  • You cannot use any headphones or listening devices at any time.
  • You should not litter at any point on the course.
  • You must keep your chest covered at all times on the course.
  • You must wear a helmet at all times whilst on the bike.
Race Pack
The race pack will be sent out to you two weeks prior to event day. It will contain further specific and finalised details and information which you will need on the day.
Timing and Race Number
At registration you will be given your timing chip which you must attach to your left ankle for the duration of the event. Race numbers must be displayed on the front during the run and the back during the bike. Failure to display your number could cause you to be penalised or disqualified. Race belts are permitted.
Bike Mechanics
Mikes Bikes will be in attendance should you have any last minute problems or adjustments. They can be found in the expo and transition area. We highly recommend that you visit them prior to the event for a full service to ensure that your bike is in full working order.
There will be a number of photographers & videographers out on course. Athlete pictures will be available online from Charles Whitton Photography
You can find your results on our website www.mumblestri.comExternalLink. The Facebook page will be updated when they are live.
Spectator Info
Spectators are welcome to come out and to support the participants and create an awesome event day atmosphere.
Toilet Facilities
There are public toilets at the start/finish line or at the Mumbles Yacht Club.
Where to Eat
The Mumbles Yacht Club will be open from 6am doing bacon rolls.
Verdi’s will also be open from 10am.
When will I receive my race pack for the Mumbles Triathlon?
Race packs must be collected on race day. You need a photo ID to collect your race pack.
Are there aid stations on the Mumbles Triathlon course?
No, there are no aid stations on the course. If you require food and drink during the event you will need to carry it with you.
Is there a cut-off time for Mumbles Triathlon?
Yes! The cut-off is at 3:30pm but this should be plenty of time to complete the event.
2 reviews
SceneryStunning scenery
ShoeFlatGood for beginners
Event passed
Results & Photos

8th Floor, Orion House, 5 Upper St Martins Lane,

London, WC2H 9EA

Reg number 10083277

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