Westport Triathlon
Westport, Ireland · August · Westport Triathlon Club (Triathlon Ireland National Series)
Why people love it
- Sea swim in Clew Bay with Croagh Patrick as the backdrop.
- The bike is a coast-road out-and-back, described as relatively flat and fast.
- The run finishes on the Westport Greenway.
- Run by the local club as a National Series round, with almost 60 first-timers racing in 2018.
- Knock airport is 55 km (34 mi) away.
Watch out for
- The sea was 13.9 °C (57 °F) in 2019, so a wetsuit is essential.
- West-coast wind: a strong headwind and rough seas hit the 2018 race.
- Few independent athlete reports exist. Most evidence is Triathlon Ireland results pages.
- Westport rooms are in demand in August.
- A sprint is not confirmed for 2026 or 2027.
Race
How racers feel about it, how well it is run, and how it treats a first timer. Counts for 30% of the overall score.
Toughness: Tough
- Racer satisfactionLoved3.6
Results write-ups from 2018 to 2026 are positive and the setting is scenic, but no athlete has written a first-person review. · Low confidence
- OrganizationWell run3.7
A club-hosted National Series round for years with no complaints found. No athlete feedback. · Low confidence
- First timer friendlyDoable3.1
A 1.5 km (0.93 mi) swim in a 14 °C (57 °F) sea. · Low confidence
Course traits, not part of the score
- PR potentialFast3.6
Flat bike and Greenway run, offset by wind and cold water. · Low confidence
Swim
Wetsuit odds, water temperature, calm, and the experience of the start. Counts for 16% of the overall score.
- Wetsuit legalAlmost always4.8
Sea water of 13 to 16 °C (55 to 61 °F) is far below the 24.6 °C (76.3 °F) World Triathlon limit. · Medium confidence
- Water temperatureUncomfortable2.0
The sea was 13.9 °C (57 °F) in 2019, so a thick wetsuit, neoprene cap and gloves are needed. · Medium confidence
- Calm waterSome chop3.2
Sheltered bay at the quay, but the 2018 sea was rough. · Low confidence
- Swim easeEasy3.5
Single loop, right turns only. · Low confidence
- Swim experienceGreat3.9
Clew Bay and Croagh Patrick views, tempered by cold water. · Low confidence
- Swim supportStandard3.4
Wave starts in a sheltered bay. Safety cover has not been described. · Low confidence
Bike
Road surface, closures, scenery and wind. Counts for 18% of the overall score.
- Road surfaceMixed3.3
No reports on the surface of this rural coast road. · Low confidence
- Road closuresPartly closed3.0
No information found on closures, so partial marshalling is assumed. · Low confidence
- Bike sceneryBeautiful4.4
Coast road with views of Clew Bay and Croagh Patrick. · Medium confidence
- WindWindy2.3
A strong headwind slowed the 2018 field, and the Atlantic coast is exposed. · Medium confidence
Course traits, not part of the score
- Bike speedFast3.7
Fast if the wind allows. · Medium confidence
- Bike flatnessMostly flat3.8
Relatively flat coast road. · Low confidence
- Bike simplicityMostly simple4.0
Out and back on one road. · Low confidence
Run
Crowds, aid stations, conditions underfoot and scenery. Counts for 13% of the overall score.
- Crowd supportDecent3.2
Town and Greenway finish. No spectator reports. · Low confidence
- Aid stationsStandard3.3
No reports on aid stations. · Low confidence
- Run sceneryBeautiful4.0
Westport Greenway, described as scenic by Triathlon Ireland. · Low confidence
- Run conditionsEasy3.8
Path surface and cool air. · Low confidence
Course traits, not part of the score
- Run flatnessMostly flat3.8
Flat Greenway in 2026. · Low confidence
Conditions
Air temperature, how predictable the weather is, setting, and spectating. Counts for 13% of the overall score.
- Air temperatureWarm or cool3.4
Mid-August is about 12 to 19 °C (54 to 66 °F), on the cool side. · Low confidence
- Weather reliabilityUnsettled2.4
West of Ireland weather: rough seas and wind in 2018, fine conditions in 2019. · Medium confidence
- Venue beautyStunning4.5
Croagh Patrick, Clew Bay and Georgian Westport. · Medium confidence
- Spectator friendlyEasy3.5
Quay start and finish with an out-and-back bike. Evidence is thin. · Low confidence
Course traits, not part of the score
- Low altitudeSea level4.9
Sea level, about 10 m (33 ft). · High confidence
Stay and travel
Hotels, walkability, getting there, and the town around the race. Counts for 10% of the overall score.
- Hotel availabilityBook early2.8
Popular August tourist town, so book early. · Low confidence
- Hotel valueNormal2.7
Peak-season prices. No race-specific information. · Low confidence
- WalkabilityWalkable3.9
Quay swim and town finish are close together. Parking details were not found. · Low confidence
- Travel easeOne connection3.0
Knock airport is 55 km (34 mi) away, and Dublin is about 260 km (162 mi). · Medium confidence
- LogisticsSimple3.7
One transition near the quay. Packet pickup and parking details were not found. · Low confidence
- Town and foodGood4.4
Westport is a well-known food and pub town. · Medium confidence
Key facts
- Location
- Westport, Co. Mayo, Ireland
- Typical month
- August
- Latest or next date
- 15 August 2026
- Organiser
- Westport Triathlon Club (Triathlon Ireland National Series)
- Field size
- About 400 athletes
- Distances
- 1.5 km (0.9 mi) swim, 40 km (24.9 mi) bike, 10 km (6.2 mi) run
- Swim venue
- Clew Bay at Westport Quay, Croagh Patrick behind the start (sea)
- Water temperature
- 13–16 °C (55–61 °F)
- Wetsuit
- Legal
- Swim start
- wave
- Swim laps
- 1
- Bike laps
- 1
- Air temperature
- 12–19 °C (54–66 °F)
- Altitude
- 10 m (33 ft)
- Nearest airport
- Ireland West Airport Knock (NOC), 55 km (34 mi) away
- Where to stay
- Westport town, Westport Quay
- Booking
- Westport is a busy tourist town in August; book early. Knock about 55 km (34 mi), Shannon about 170 km (106 mi), Dublin about 260 km (162 mi).
What racers and reviewers say
- Triathlon Ireland: Westport Triathlon 2026 resultsRaced 2026 · article · Positive
Round 13 of the 2026 National Series: 1,500 m (0.93 mi) swim in Clew Bay with Croagh Patrick behind the start, 40 km (24.9 mi) bike out and back, flat scenic 10 km (6.2 mi) Greenway run. Winners 1:53:44 and 2:04:57.
- Triathlon Ireland: Local athletes dominate at Westport TriathlonRaced 2019 · article · Positive
Fine summer conditions, more than 400 racers over two distances, and a 13.9 °C (57 °F) sea. Standard winner 1:54:35 at about 38.9 km (24.2 mi)/h (24.2 mph) bike pace by a leading woman, showing a fast bike course.
- Triathlon Ireland: Westport 2021 National Championship previewRaced 2021 · article · Positive
Preview of a one-loop, right-turns-only swim to the quay, a flat and fast 40 km (24.9 mi) coast-road bike with Croagh Patrick views, and a rerouted run with drags and climbs. Notes it is a race for PBs weather permitting.
Raced Westport Triathlon? Your notes on the course, conditions and logistics help the next athlete decide.
Sources
Pages we used for facts and ratings. See how we rate.
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