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 | 250 | 4:40:44 | 5:09:15 | 5:20:37 | 5:37:27 | 6:27:30 | 4:36:39 |
| M18-24 | 11 | 5:20:37 | 5:20:37 | 5:38:54 | 5:59:18 | 6:32:22 | 5:20:37 |
| M25-29 | 21 | 5:21:00 | 5:24:20 | 5:32:10 | 5:44:41 | 6:27:48 | 5:21:00 |
| M30-34 | 37 | 4:40:13 | 4:57:27 | 5:05:08 | 5:21:30 | 5:57:10 | 4:40:13 |
| M35-39 | 32 | 4:36:39 | 4:44:35 | 5:12:18 | 5:29:52 | 6:26:06 | 4:36:39 |
| M40-44 | 39 | 4:40:44 | 5:10:07 | 5:12:50 | 5:26:01 | 6:26:49 | 4:40:44 |
| M45-49 | 43 | 4:49:22 | 5:26:46 | 5:31:36 | 5:56:05 | 6:31:06 | 4:49:22 |
| M50-54 | 30 | 5:00:51 | 5:13:23 | 5:16:04 | 5:44:26 | 6:39:37 | 5:00:51 |
| M55-59 | 19 | 4:45:10 | 4:45:10 | 5:31:23 | 5:44:26 | 6:40:00 | 4:45:10 |
| M60-64 | 9 | 4:54:48 | 4:54:48 | 4:54:48 | 5:37:38 | 7:31:41 | 4:54:48 |
| M65-69 | 5 | 5:35:04 | 5:35:04 | 5:35:04 | 5:35:04 | 6:04:54 | 5:35:04 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 77 | 4:33:36 | 5:13:47 | 5:26:43 | 5:48:26 | 6:42:56 | 4:33:36 |
| F25-29 | 11 | 4:33:36 | 4:33:36 | 5:29:43 | 5:46:24 | 6:40:37 | 4:33:36 |
| F30-34 | 13 | 4:45:19 | 4:45:19 | 5:11:22 | 5:19:32 | 6:24:20 | 4:45:19 |
| F35-39 | 9 | 5:48:26 | 5:48:26 | 5:48:26 | 6:47:41 | 6:55:14 | 5:48:26 |
| F40-44 | 6 | 5:38:05 | 5:38:05 | 5:38:05 | 5:46:33 | 6:40:30 | 5:38:05 |
| F45-49 | 15 | 5:26:43 | 5:26:43 | 5:44:50 | 5:46:08 | 6:19:58 | 5:26:43 |
| F50-54 | 8 | 6:08:38 | 6:08:38 | 6:08:38 | 6:24:47 | 7:04:25 | 6:08:38 |
| F55-59 | 5 | 6:36:21 | 6:36:21 | 6:36:21 | 6:36:21 | 6:43:29 | 6:36:21 |
| F60-64 | 6 | 6:02:26 | 6:02:26 | 6:02:26 | 6:26:00 | 7:06:22 | 6:02:26 |
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.