Half marathons in Northern Ireland
Find half marathons in Northern Ireland. Compare 9 upcoming events by date and location. Open a race guide for the course, recorded editions and official entry information where available.
Events to explore include Shane's Castle Running Festival 2026, The Blues Runs and Rabbit Run.
Narrow your search to County Antrim, Antrim and County Down, or browse the other locations below.
18 listed events · 9 with upcoming dates
Upcoming half marathons
9 matching events, earliest date first. Entry availability is shown separately.
Shane's Castle Running Festival 2026
NIRAntrim, County Antrim
Shane's Castle Running Festival 2026 — an officially published half-marathon fixture at Shane's Castle Estate.
· Half marathon
Race details, entry and past editions →Entry information ↗The Blues Runs
NIRCarrickfergus, Antrim
The Blues Runs — Half, Marathon.
· Half marathon
Race details, entry and past editions →Entry information ↗Rabbit Run
NIRBallycastle, Antrim
Rabbit Run — 10K, Half, Marathon.
· Half marathon
Race details, entry and past editions →Entry information ↗37th SPAR Omagh Half Marathon & 5K 2027
NIROmagh, County Tyrone
37th SPAR Omagh Half Marathon & 5K 2027 — an officially published half-marathon fixture at Omagh.
· Half marathon
Race details, entry and past editions →Entry information ↗Norn Iron 100
NIRBallintoy, Antrim
Norn Iron 100 — 106mi, 37mi, Half.
· Half marathon
Race details, entry and past editions →Entry information ↗Mourne Way Marathon Events — The Other Way
NIRNewcastle, County Down
Mourne Way Marathon Events — The Other Way in Newcastle.
· Half marathon
Race details, entry and past editions →Hillsborough Castle & Gardens Running Festival
NIRHillsborough, County Down
Half-marathon and 10K racing in the grounds of Hillsborough Castle.
· Half marathon
Race details, entry and past editions →Entry information ↗Antrim Coast Half Marathon
NIRLarne, Antrim
Antrim Coast Half Marathon — Half.
· Half marathon
Race details, entry and past editions →Entry information ↗Newcastle Way Marathon & Half Marathon
NIRNewcastle / Castlewellan, Down
Newcastle Way Marathon & Half Marathon — Half, Marathon.
· Half marathon · Status TBC
Race details, entry and past editions →Race archive
Past races and previous editions
Looking back at a race? Browse the guides below for recorded editions. This section also includes events awaiting a new date and cancelled editions. Previous editions of races in the upcoming calendar are available through their race guides above.
Antrim Coast Half Marathon
NIRLarne, County Antrim
Antrim Coast Half Marathon — Larne and the Antrim Coast, Northern Ireland.
Next date not listed
Race guide and recorded editions →Antrim Coast Half Marathon
NIRLarne, County Antrim
Antrim Coast Half Marathon
Next date not listed
Race guide and recorded editions →Antrim Coast Half Marathon
NIRLarne, County Antrim
Antrim Coast Half Marathon
Next date not listed
Race guide and recorded editions →Belfast City Half Marathon
NIRBelfast, County Antrim
Phoenix Energy Belfast City Half Marathon — Ormeau Park, Belfast.
Next date not listed
Race guide and recorded editions →Break 4 the Border Half Marathon 2026
NIRNewry, County Down / County Louth
Break 4 the Border Half Marathon 2026 — an officially published half-marathon fixture at Newry to Carlingford.
Next date not listed
Race guide and recorded editions →Condor Executive Antrim Coast Half Marathon
NIRLarne, County Antrim
Condor Executive Antrim Coast Half Marathon
Next date not listed
Race guide and recorded editions →Choosing a race in Northern Ireland
The unfiltered upcoming calendar includes events in Antrim (1), Ballintoy (1), Ballycastle (1). Use the town filter to compare locations, then check the race guide for the start venue and organiser’s travel information.
Questions about half marathons in Northern Ireland
Which half marathons are coming up in Northern Ireland?
Shane's Castle Running Festival 2026 is listed for 25 October 2026. The Blues Runs is listed for 17 January 2027. Rabbit Run is listed for 13 February 2027. Check the race guide and organiser’s latest information before making plans.
Where can I find race entry details for Northern Ireland?
Follow the link from the race guide to the organiser or entry provider, where one is available. Check the entry deadline, eligibility and current availability there. A listed race date does not necessarily mean entries are still open.
Why has a race moved out of the upcoming calendar?
Once its listed dates have passed, a race moves to the past-editions view unless another upcoming edition is recorded. Cancelled events also leave the upcoming list. The race guide stays available, and the event returns when a new date is added.