| Event | 2015 SSE Airtricity Dublin - Marathon |
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| Name | Mags Dempsey | Club | Tracton A.C. | Race Number | 4105 | Date | 26/10/2015 |
| Gender | Female | Gender Position | 34 of 4175 | Category | F40 | Category Position | 5 of 928 |
| 10K | 00:43:46 | Stage Position | 880 |
| Halfway | 01:33:08 | Stage Position | 892 |
| 30K | 02:13:15 | Stage Position | 811 |
| Gun Time | 03:08:37 | Overall Position | 683 |
| Chip Time | 03:08:16 | Chip Position | 675 |