Kildare, County Kildare, Ireland
The Thoroughbred Run Kildare Marathon draws approximately 1,200 finishers each June on a town and rural road in Kildare, Ireland. Its horse-country theme and National Stud passage give it a uniquely Kildare identity. The route passes the Irish National Stud, horse-country roads, and open county Kildare stretches. The Irish National Stud, horse-country roads, and open county Kildare stretches give June's race a uniquely equestrian identity on largely flat terrain.
Thoroughbred Run Kildare Marathon is a certified 42.195 km (26.2 mile) marathon — the standard World Athletics marathon distance.
The next Thoroughbred Run Kildare Marathon is scheduled for Sunday, 6 June 2027 with a 9:00 am start. The certified course covers 42.195 km (26.2 miles) with 100 m of climbing on a mostly flat with gentle undulations layout.
Starts and finishes in Kildare Town around the race-day town-centre layout. The route passes the Irish National Stud, horse-country roads, and open county Kildare stretches. Mostly flat with gentle undulations. Very flat throughout.
The Thoroughbred Run Kildare Marathon course is mostly flat with gentle undulations over 42.195 km (26.2 miles). Runners cover 100 metres of climbing and 95 metres of descent, with a net climb of 5 metres from start to finish.
The Thoroughbred Run Kildare Marathon uses open online registration at thoroughbredrunkildare.com with no ballot or qualifying time for the general field. Sign-up for the June race typically opens the previous year and places are allocated first-come, first-served. Charity bibs are available through partner organisations when general entry closes.
Last updated 18 July 2026. Edition dates and course details are reviewed regularly.
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