Introduction
Race through the heart of Derry~Londonderry on a course that has already proven itself as one of the most memorable triathlon venues in Ireland.
The City of Derry Triathlon brings athletes into the River Foyle, across the city’s iconic bridges, and through its historic riverfront streets — combining fast racing with a unique urban atmosphere.
This Triathlon Ireland National Series sprint event welcomes athletes from across Ireland and beyond to compete on a compact, spectator-friendly course designed to showcase the achievements of age group triathletes in the city at their absolute best.
Race Format
750m swim in the River Foyle
20Km Closed-Road City Circuit
5Km Riverside Urban Route
The Course
The course delivers fast racing, minimal congestion, and excellent close viewing opportunities for supporters throughout the event.
Swim – River Foyle
The race begins with an open-water swim in the River Foyle, near the marina area at Queen’s Quay.
Athletes will complete a 750m swim at slack water within a clearly defined tidal window and will be supported by a comprehensive water safety operation in accordance with World Triathlon requirements.
● Quayside course
● Excellent safety visibility
● Central city location
● Full boat and kayak cover
Bike – City Circuit
The bike leg consists of two laps of a closed-road city circuit, giving athletes the opportunity to settle into rhythm while taking in some of the city’s most spectacular views and iconic riverfront sites.
The 20km course includes long, flowing sections on wide roads and more challenging technical sections, passing key city landmarks.
- Laps: 2
- Transition Area Location: Queens Quay/DCSDC Car Park
- Mostly flat roads
These sections of the course are fast, fair, and ideal for strong bike splits. This is strictly a NON-DRAFTING bike section.
Run – Riverfront
The run brings athletes into the heart of the city’s festival of triathlon atmosphere, centered around Queens Quay, the Peace Bridge, St Columb’s Park, and Ebrington Square. The 5km sprint run follows a largely flat, scenic riverside route, crossing the city’s iconic Peace Bridge and finishing with a party atmosphere in historic Ebrington Square.
● Laps: 1
● Mostly flat, smooth, fast surface
● Excellent spectator access along the route
● Iconic finish location at Ebrington Square
Why Race in Derry
● City-centre course with minimal additional travel for visiting triathletes
● Closed roads/lanes throughout the bike leg
● Compact venue — swim start, transition and finish within short walking distance
● Excellent and spacious viewing points for families and supporters
● Proven course with strong local delivery experience
● Previously raced and loved by numerous Olympic triathletes and elite competitors
Event Delivery & Safety
This Triathlon Ireland National Series event is delivered by North West Triathlon Club which has 40 years plus experience in hosting safe, well-organised endurance events in the city.
Course planning and delivery are supported by extensive local knowledge and tested preparation. From strict water testing protocols to traffic management planning, to course-wide marshalling to the highest standard and fully liaising with Derry City & Strabane District Council’s (DCSDC) Safety Advisory Group, every effort has been made to ensure a safe and enjoyable race for all competitors, supporters, spectators, race teams, and the general public.
Previous editions of the City of Derry Triathlon involved:
● River familiarisation swims
● Full bike and run course trials
● Athlete feedback sessions to refine the course
● Close collaboration with all relevant local authorities and water safety teams
● Engagement with key city stakeholders and the general public.
Race Weekend Experience
The Age Group race is part of a wider triathlon festival weekend, which includes:
● Europe Triathlon Cup Racing (Saturday)
● Junior Elite Races (Saturday)
● Kids Fun Run (Friday)
● Food, culture, and family activities around Ebrington Square
● Waterside Half Marathon (Sunday)
Athletes are invited to bring their families, stay for the weekend, support other races, and enjoy the city’s festival of sport across the three days.
