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Mumbles Duathlon

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Tickets £25–£45, Charity places available

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The Mumbles Duathlon will take place in Mumbles, Swansea. A great range of distances for athletes for all ability's and makes a great club event. This start of the season event is a great one to dust off the cobwebs.

Starting down at Knabb rock for the first 5km run, then out on the Gower Peninsula for the 32k bike, followed by a 5k run across the mumbles road, taking in the beautiful scenery.

Review summary

1 Review
  • Course
  • Organisation
  • Atmosphere


nicholas c
"Very well organised event and a fantastic experience as it was my first..."
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How to enter the Mumbles Duathlon

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Do it for a good cause. Make those miles count and register for a charity place.

  1. Sprint

    Duathlon: Run 5km, Bike 32km, Run 5km
    Standard Entries
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    Charity Entries
    Choose from 3 charities
  2. Super Sprint

    Duathlon: Run 5km, Bike 21km, Run 3km
    Standard Entries
    View Tickets
    Charity Entries
    Choose from 3 charities

Mumbles Duathlon routes

Run Route

Both legs of the run route will take place on the waterfront footpath.

Please keep to the left hand side of the promenade at all times and respect other path users.

The first run for all athletes is 5km and will be one out and back route.

The second leg of the route – for Long Distance will be 5k and for the Short Distance would be a 3k route.

Both distances then finishing on the red carpet to receive your medal.

Bike Route

From Knab Rock, follow Mumbles Road to the 2nd roundabout and up Fairwood Road — on to B4436 and follow until St Marys Chiurch, Pennard and right on to B4436 and follow road. Take a Left onto A4118. Turn right up Lunnon hill and follow road and turn right on to B4271. Turn left back onto A4118 and then back onto the B4436 — right onto Mumbles Road.

Event Details

What’s Included

Registration will be upstairs in the Mumbles Yacht Club. Minimum age should be 14 years for Sprint and Super Sprint.

You will need your Photo ID and signed Disclaimer to be able to register on either day. Without these we have the right to stop you from competing Only you can register! You are not allowed to register someone else!

Entries are non-transferable, so if someone else races under your details, you and the person racing will be disqualified and banned from all Activity Wales Events.

At registration you will recieve an envelope which will include the following – 2 Bib Numbers, 1 Helmet Number, 1 Bike post number and 1 Timing Chip. Please make sure you complete the medical information on the back of your bibs.

Pilot House Cycles and Vicki White Massage will also be at registration on Friday night and at the finish line on Saturday

Raceday Logistics

There’s loads going on at Mumbles Duathlon, so we’ve made things simple for you to work out where you need to be and when, simply check out our itinerary of events below.

*Please be aware that this is a preliminary itinerary, and details of the event could possibly change closer to the event.

Please note – Photographic ID will be required at registration. Athletes without this may not be registered by the start time of the event.

Saturday 23rd March 2019
6.30am – 7.40am Registration Open at Mumbles Yacht Club
6.30am – 7.45am Transition Open at Knabb Rock Car Park, Mumbles
7.50am                   Mandatory Race Briefing at Transition
8.00am                  Event Start
9.15am                   Bike Cut Off at St Mary’s Church, Pennards Road
10.30am                Prize Giving at Finish Line
10.30am                All Bikes Back
11.00am                Cut-Off Overall


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.


General Events FAQs

Are there age restrictions for race entry?
You can enter either distance as long as you are 14+

Do you have a waiting list for late entries?
We do not have a waiting list as we already take into account expected cancellations when assigning a cap limit to our events. Once entry is closed, it’s closed. So book early to guarantee a place!

Can somebody else register for me?
No. For safety & security reasons you must register yourself and bring photo identification so that we can guarantee we are giving the right race number & timing chip to the correct athlete.

I haven’t received my confirmation email/race pack?
The Race pack can be downloaded from this link as of two weeks prior to the event. If you cannot find these emails, It is often the case that they end up in spam/deleted folders. If you have checked these folders – as well as any other email accounts you may have registered with – and still can’t find it, contact us using the contact form.

When do I get my race number and timing chip?
These must be collected at the time of registration upon showing photo ID and a signed copy of the disclaimer.

When do I get my race number and timing chip?

These must be collected at the time of registration upon showing photo ID.

Are there official photographers?
Yes Charles Whitton Photography will be doing the photos for the event and will be available at

How do I find my race time?
Tri and Enter are the official timing company for the event. The times will be listed later, on the day of the event.

What is the prize structure?
There are medals for everyone who crosses the finish line, including children who wish to run with their loved one! There are trophies for 1st, 2nd, & 3rd overall male & female. There will be a ceremony for 1st, 2nd & 3rd prize giving at the end of each event. Age category trophies will be posted out after the event. If 1st, 2nd, 3rd trophies are not collected at the prize giving, there is a 30 day collection period, where they can be collected from our Haverfordwest Office, or posted out at a cost of £5 shipping & handling.

What roads will be closed?
There are no road closures for this event.

Bike FAQs

Can I use tri bars (aerobars)?
Yes Tri Bars are allowed.

Run FAQs

Can I wear headphones?
No, we discourage against anyone wearing headphones to race in.

Is there a cut off?
Yes, there is an overall cut-off of 11 am.

Questions & answers

Mumbles Duathlon weather forecast

Predicted highs
Predicted lows
IconModerate breeze possible, up to 14mph

Meet the organizer

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Activity Wales Events are ranked #83 in the UK out of 560 organizers

Founders of Ironman Wales and The Long Course Weekend, Activity Wales deliver premiere Triathlon, marathon, duathlon and swimming events throughout the UK. They also consult to the leisure industry and are firm believers in the experience over the race! Creating family friendly, athlete focused world class races in Wales!

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Mumbles Duathlon reviews

5 out of 5 stars

  • Course
  • Organisation
  • Atmosphere
  • Did the Sprint in 2019

    Very well organised event and a fantastic experience as it was my first duathlon. Will be back again next year. Cheers