Marathons and running races in Ireland
5 marathons and 5 half marathons in Ireland.
The next one is the Dublin Marathon on 25 October 2026.
The flattest marathon is the Cork City Marathon (100 m of climbing); the hilliest is the Dingle Marathon (450 m).
For cool racing conditions, the Great Limerick Run Marathon usually starts around 10°C.
🇮🇪 Dublin, Ireland
Dublin Marathon
25 Oct 2026In 14 days
Gain
140 m
Start temp
10°C
Entry
$130
MarathonLotterybig city
🇮🇪 Cork, Ireland
Cork Half Marathon
7 Feb 2027In 4 months
Gain
30 m
Start temp
6°C
Entry
$45
Half marathonOpen entryfast
🇮🇪 Lough Inagh, Ireland
Connemarathon
25 Apr 2027In 6 months
Gain
400 m
Start temp
11°C
Entry
$90
MarathonOpen entryscenichilly
🇮🇪 Leenane, Ireland
Connemara Half Marathon
25 Apr 2027In 6 months
Gain
200 m
Start temp
11°C
Entry
$70
Half marathonOpen entryscenichilly
🇮🇪 Limerick, Ireland
Great Limerick Run Marathon
2 May 2027In 7 months
Gain
196 m
Start temp
10°C
Entry
$95
MarathonOpen entrysmall field
🇮🇪 Limerick, Ireland
Great Limerick Run Half Marathon
2 May 2027In 7 months
Gain
94 m
Start temp
11°C
Entry
$70
Half marathonOpen entry
🇮🇪 Cork, Ireland
Cork City Marathon
6 Jun 2027In 8 months
Gain
100 m
Start temp
12°C
Entry
$90
MarathonLottery + qualifyingbig city
🇮🇪 Dingle, Ireland
Dingle Marathon
4 Sept 2027In 11 months
Gain
450 m
Start temp
14°C
Entry
$110
MarathonOpen entrysceniccoastal
🇮🇪 Dingle, Ireland
Dingle Half Marathon
4 Sept 2027In 11 months
Gain
200 m
Start temp
14°C
Entry
$80
Half marathonOpen entrysceniccoastal
🇮🇪 Dublin, Ireland
Dublin Half Marathon
18 Sept 2027est.In 11 months
Gain
80 m
Start temp
13°C
Entry
$60
Half marathonOpen entryscenic