Ironman
70.3 (1.9 / 90 / 21.1 km) · Europe
Official website: ironman.com/races/im703-swansea
Ironman Swansea 70.3 is a 70.3 (half-distance) triathlon in United Kingdom, part of the Ironman calendar. The next edition is in July 2027. The course is 1.9 km of swimming, 90 km on the bike and 21.098 km of running.
Climbing adds up to 1075 m, 1062 m on the bike and 13 m on the run, a demanding profile for the distance. The course is described as hilly.
Water temperature is typically around 16 °C, wetsuit territory for almost everyone.
Pacer Quest rates Ironman Swansea 70.3 as Hard: 1075 m of climbing (high); finishers +8% slower than the average 70.3. The rating is automatic and compares total climbing for the distance, water temperature and, where results exist, how finishers compare with the average for that distance.
At the 2026 edition, 50 qualifying slots were shared among 1702 ranked finishers, with slots allocated by age-graded rank under IRONMAN's performance-based system. For example, a M40-44 athlete needed roughly 4:54:37 and a F40-44 athlete needed roughly 4:49:30 to be inside the line.
Open the Race Lab to simulate this course with your own swim, bike and run paces, or use the Qualify module to place your time against these results. Registration and official details are on the organiser's website.
| Age group | Finishers | Fastest | Median | Qualifying time (est.) |
|---|---|---|---|---|
| M18-24 | 125 | 4:11:24 | 6:06:40 | 4:32:53 |
| M25-29 | 229 | 4:21:32 | 6:19:56 | 4:34:50 |
| M30-34 | 235 | 4:17:13 | 6:14:24 | 4:42:38 |
| M35-39 | 224 | 4:20:06 | 6:09:00 | 4:47:14 |
| M40-44 | 176 | 4:24:13 | 6:19:48 | 4:54:37 |
| M45-49 | 134 | 4:15:09 | 6:17:15 | 5:03:57 |
| M50-54 | 100 | 4:39:19 | 6:30:44 | 5:08:56 |
| M55-59 | 74 | 5:08:16 | 6:43:39 | 5:18:36 |
| M60-64 | 25 | 5:26:22 | 6:46:42 | 5:33:06 |
| M65-69 | 15 | 5:40:12 | 7:57:08 | 5:57:10 |
| M70-74 | 3 | 7:46:19 | 7:48:56 | 6:23:19 |
| F18-24 | 54 | 5:11:22 | 7:15:13 | 4:35:03 |
| F25-29 | 91 | 5:01:15 | 6:53:14 | 4:32:53 |
| F30-34 | 56 | 4:43:00 | 6:54:35 | 4:37:39 |
| F35-39 | 52 | 5:12:22 | 6:45:23 | 4:42:32 |
| F40-44 | 29 | 5:29:42 | 6:42:28 | 4:49:30 |
| F45-49 | 34 | 5:19:22 | 6:55:50 | 4:56:52 |
| F50-54 | 25 | 5:19:09 | 7:32:29 | 5:02:40 |
| F55-59 | 15 | 5:47:21 | 7:02:58 | 5:12:00 |
| F60-64 | 4 | 6:45:55 | 7:01:10 | 5:25:12 |
| F65-69 | 2 | 7:56:09 | 8:28:18 | 5:50:58 |
Qualifying time (est.) = the finishing time whose age-graded rank (IRONMAN official factors) lands on the last slot at this edition, derived from published results — the same method as the Pacer Quest Qualify tool. Actual slot allocation and roll-down vary by race and year. Race results data: CoachCox IM Stats.
Also in United Kingdom
More Ironman 70.3 races
Also raced in July
Other Hard 70.3 courses
Pacer Quest — plan your pace, chase your slot. · Race directory · Insights · Privacy · Terms
Race names are used for identification only. Pacer Quest is independent and not affiliated with, endorsed by or sponsored by The IRONMAN Group / World Triathlon Corporation, Challenge Family, T100 or any race organiser. IRONMAN® and IRONMAN 70.3® are registered trademarks of World Triathlon Corporation.