Triathlon Calendar United Kingdom
Triathlon Calendar United Kingdom is an events calendar for triathlons, aquathons and duathlons: any multi-discipline events which include running. The following is a list of triathlons around United Kingdom.
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Events 1 to 57 of 57
Osprey Sprint Triathlon
Sunday, 12 April 2026Portland, Dorset, UK
Stratford Triathlon
Sunday, 19 April 2026Stratford Leisure Centre, Stratford-upon-Avon, UK
Early Brigg Sprint Triathlon
Sunday, 26 April 2026Brigg, North Lincolnshire, UK
Wilmslow Spring Triathlon
Sunday, 26 April 2026Wilmslow Leisure Centre, Wilmslow, UK
Cheshire Kids Fun Duathlon
Saturday, 9 May 2026Nantwich, Cheshire, UK
Cheshire Triathlon
Sunday, 10 May 2026Nantwich, Cheshire, UK
Outlaw Nottingham Triathlon
Saturday, 16 May 2026 to Sunday, 17 May 2026National Water Sports Centre, Nottingham, UK
Storm The Castle Duathlon
Sunday, 17 May 2026Ludlow, Shropshire, UK
Hokey Cokey Swimrun St Austell
Saturday, 23 May 2026Charlestown, Saint Austell, UK
Dorchester Sprint Triathlon
Sunday, 24 May 2026Dorchester, UK
Swansea Triathlon
Sunday, 24 May 2026Swansea, Wales, UK
Henley Kids Fun Triathlon
Saturday, 30 May 2026Henley-on-Thames, Oxfordshire, UK
Henley Triathlon
Sunday, 31 May 2026Henley-on-Thames, Oxfordshire, UK
Blenheim Palace Triathlon
Saturday, 6 June 2026 to Sunday, 7 June 2026Blenheim Palace, Woodstock, UK
Wales Triathlon
Saturday, 6 June 2026Fishguard, Pembrokeshire, UK
IRONMAN 70.3 Bolton
Sunday, 7 June 2026Bolton, UK
Shropshire Triathlon
Saturday, 13 June 2026The Mere, Cremorne Gardens, Ellesmere, UK
Studland Swimrun
Saturday, 13 June 2026Studland, Dorset, UK
Slateman Triathlon & Duathlon
Sunday, 14 June 2026Llanberis, Gwynedd, UK
UK Ultimate Triathlon
Sunday, 14 June 2026The Mere, Cremorne Gardens, Ellesmere, UK
Weymouth Triathlon
Sunday, 14 June 2026Weymouth, Dorset, UK
Abersoch Triathlon
Saturday, 20 June 2026Abersoch, Gwynedd, Wales, UK
Cholmondeley Castle Triathlon & Multisport Festival
Saturday, 20 June 2026 to Sunday, 21 June 2026Cholmondeley Castle, Cheshire, UK
Accuro Jersey Triathlon
Sunday, 28 June 2026Jersey, Channel Islands, UK
Dartford Bridge Triathlon
Sunday, 28 June 2026The Bridge, Dartford, Kent, UK
Llandudno Triathlon & Duathlon
Sunday, 28 June 2026Llandudno, Conwy, North Wales, UK
The Northumbrian Triathlon
Sunday, 28 June 2026Kielder, Hexam, Northumberland, UKOutlaw Holkham Triathlon
Saturday, 4 July 2026 to Sunday, 5 July 2026Holkham Estate, North Norfolk, UK
Ripon Triathlon Festival
Saturday, 11 July 2026 to Sunday, 12 July 2026Ripon, North Yorkshire, UK
Upton Triathlon & Duathlon
Saturday, 11 July 2026Upton-upon-Severn, Worcester, UK
Eastbourne Triathlon Festival
Sunday, 12 July 2026Western Lawns, Eastbourne, UK
IRONMAN 70.3 Swansea
Sunday, 12 July 2026Swansea, Wales, UK
Belvoir Castle Triathlon & Multisport Festival
Saturday, 18 July 2026 to Sunday, 19 July 2026Belvoir Castle, Grantham, UK
Bedford Team Triathlon Relays
Sunday, 19 July 2026Box End, Kempston, Bedford, UK
London T100 Triathlon
Saturday, 25 July 2026 to Sunday, 26 July 2026Royal Victoria Dock, London, UKOutlaw Original Triathlon
Saturday, 25 July 2026 to Sunday, 26 July 2026National Water Sports Centre, Nottingham, UK
Snowman Triathlon & Duathlon
Sunday, 26 July 2026Plas Y Brenin, Capel Curig, UK
Wales Swimrun
Saturday, 1 August 2026Freshwater East to Saundersfoot, Pembrokeshire, UK
York Kids Fun Triathlon
Saturday, 15 August 2026York Sports Village, York, UK
York Triathlon
Sunday, 16 August 2026York Sports Village, York, UK
The Restless Xtreme Gravel Triathlon
Saturday, 22 August 2026Lochgoilhead, Cairndow, UK
Staffin Triathlon & 10K Run
Saturday, 29 August 2026Staffin, Isle of Skye, UK
Alderford Kids Fun Triathlon
Saturday, 5 September 2026Alderford Lake, Whitchurch, UK
Alderford Triathlon
Sunday, 6 September 2026Alderford Lake, Whitchurch, UK
Helvellyn Triathlon
Sunday, 6 September 2026Glenridding, Penrith, Cumbria, UK
Saundersfoot Triathlon
Friday, 11 September 2026Saundersfoot, Pembrokeshire, UK
IRONMAN Wales
Sunday, 13 September 2026Tenby, Pembrokeshire, Wales, UK
North West Kids Fun Duathlon
Saturday, 19 September 2026Nantwich, Cheshire, UK
IRONMAN 70.3 Weymouth
Sunday, 20 September 2026The Pavillion, The Esplanade, Weymouth, UK
North West Triathlon
Sunday, 20 September 2026Nantwich, Cheshire, UKWilmslow Autumn Triathlon
Sunday, 20 September 2026Wilmslow Leisure Centre, Wilmslow, UK
Hever Castle Triathlon & Multisport Festival
Saturday, 26 September 2026 to Sunday, 27 September 2026Hever Castle, Edenbridge, Kent, UK
Mumbles Duathlon
Saturday, 26 September 2026Mumbles, Swansea, Wales, UK
Mumbles Triathlon
Saturday, 26 September 2026Mumbles, Swansea, Wales, UK
Superfeet Sandman Triathlon & Duathlon
Sunday, 27 September 2026Newborough Forest, Anglesey, UK
Kielder Marathon
Saturday, 3 October 2026 to Sunday, 4 October 2026Kielder, Hexam, Northumberland, UK
Warwickshire Triathlon
Sunday, 4 October 2026Stratford Leisure Centre, Stratford-upon-Avon, UK
Events 1 to 57 of 57