How to read it: in each row, the time under "Top 10%" is the time of the slowest athlete who still made the fastest 10% of the age group. Beat that time and you are in. Age groups with fewer than 5 finishers are omitted. Finishers only.
Men
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 867 | 4:27:27 | 4:55:00 | 5:12:03 | 5:35:06 | 6:29:31 | 4:09:28 |
| M18-24 | 15 | 4:09:28 | 4:09:28 | 4:29:34 | 4:36:36 | 6:21:33 | 4:09:28 |
| M25-29 | 33 | 4:19:04 | 4:24:16 | 4:29:55 | 4:42:15 | 5:43:07 | 4:19:04 |
| M30-34 | 61 | 4:20:59 | 4:46:04 | 4:51:15 | 5:17:31 | 6:08:11 | 4:20:59 |
| M35-39 | 127 | 4:27:21 | 4:41:35 | 4:59:48 | 5:25:06 | 6:27:45 | 4:24:10 |
| M40-44 | 185 | 4:31:46 | 4:53:39 | 5:03:20 | 5:31:03 | 6:21:39 | 4:31:40 |
| M45-49 | 211 | 4:56:15 | 5:07:47 | 5:24:25 | 5:42:00 | 6:33:52 | 4:20:00 |
| M50-54 | 144 | 4:55:00 | 5:09:59 | 5:27:52 | 5:42:48 | 6:31:49 | 4:54:21 |
| M55-59 | 55 | 5:06:51 | 5:36:50 | 5:49:59 | 6:00:34 | 6:44:52 | 5:06:51 |
| M60-64 | 20 | 5:15:39 | 5:15:39 | 5:18:11 | 6:28:38 | 7:20:27 | 5:15:39 |
| M65-69 | 12 | 5:27:51 | 5:27:51 | 5:50:19 | 6:11:15 | 6:40:43 | 5:27:51 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 179 | 4:58:57 | 5:18:49 | 5:38:11 | 5:52:38 | 6:27:56 | 4:51:39 |
| F18-24 | 6 | 5:30:06 | 5:30:06 | 5:30:06 | 5:43:16 | 5:46:02 | 5:30:06 |
| F25-29 | 14 | 4:51:39 | 4:51:39 | 5:06:00 | 5:37:40 | 6:17:32 | 4:51:39 |
| F30-34 | 15 | 5:09:37 | 5:09:37 | 5:10:36 | 5:39:20 | 6:23:53 | 5:09:37 |
| F35-39 | 26 | 5:08:39 | 5:18:42 | 5:18:49 | 5:36:59 | 6:16:25 | 5:08:39 |
| F40-44 | 48 | 4:58:57 | 5:23:25 | 5:41:23 | 5:52:15 | 6:22:14 | 4:58:57 |
| F45-49 | 39 | 5:27:39 | 5:40:28 | 5:55:57 | 6:03:10 | 6:54:51 | 5:27:39 |
| F50-54 | 24 | 5:38:11 | 6:04:53 | 6:05:37 | 6:08:45 | 6:41:00 | 5:38:11 |
| F55-59 | 6 | 6:05:26 | 6:05:26 | 6:05:26 | 6:11:32 | 6:13:29 | 6:05:26 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 2.7 million IRONMAN triathlon records with transition times (2002-2026), v3.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.22097794.