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 | 713 | 4:00:53 | 4:27:12 | 4:40:27 | 4:58:14 | 5:39:00 | 3:39:11 |
| MPRO | 15 | 3:39:11 | 3:39:11 | 3:40:02 | 3:46:00 | 4:00:53 | 3:39:11 |
| M18-24 | 20 | 4:08:59 | 4:08:59 | 4:19:54 | 4:42:10 | 5:29:14 | 4:08:59 |
| M25-29 | 49 | 4:20:14 | 4:23:52 | 4:35:09 | 5:07:05 | 5:41:47 | 4:20:14 |
| M30-34 | 114 | 4:12:22 | 4:18:39 | 4:35:25 | 4:53:09 | 5:30:08 | 4:07:59 |
| M35-39 | 152 | 4:23:20 | 4:33:47 | 4:43:18 | 4:54:28 | 5:35:43 | 4:17:32 |
| M40-44 | 114 | 4:23:00 | 4:32:38 | 4:40:03 | 4:55:33 | 5:29:16 | 4:22:39 |
| M45-49 | 95 | 4:22:58 | 4:37:22 | 4:40:50 | 4:56:21 | 5:38:45 | 4:22:58 |
| M50-54 | 90 | 4:33:23 | 4:47:28 | 4:58:20 | 5:07:31 | 5:40:18 | 4:33:23 |
| M55-59 | 42 | 4:37:28 | 4:47:06 | 4:51:46 | 5:05:24 | 5:52:04 | 4:37:28 |
| M60-64 | 13 | 5:12:09 | 5:12:09 | 5:19:38 | 5:42:54 | 6:19:47 | 5:12:09 |
| M65-69 | 7 | 5:09:33 | 5:09:33 | 5:09:33 | 5:37:37 | 5:54:50 | 5:09:33 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 207 | 4:14:30 | 4:28:31 | 4:51:17 | 5:15:32 | 6:00:01 | 4:09:50 |
| FPRO | 15 | 4:09:50 | 4:09:50 | 4:11:06 | 4:14:30 | 4:22:32 | 4:09:50 |
| F18-24 | 7 | 5:04:18 | 5:04:18 | 5:04:18 | 5:11:26 | 5:39:01 | 5:04:18 |
| F25-29 | 23 | 4:47:16 | 4:48:19 | 5:10:51 | 5:42:02 | 6:12:23 | 4:47:16 |
| F30-34 | 30 | 4:40:14 | 4:43:14 | 4:58:08 | 5:19:28 | 5:59:42 | 4:40:14 |
| F35-39 | 39 | 4:56:30 | 5:01:58 | 5:08:38 | 5:30:53 | 6:02:43 | 4:56:30 |
| F40-44 | 35 | 4:43:28 | 4:51:17 | 5:06:06 | 5:24:57 | 6:17:18 | 4:43:28 |
| F45-49 | 29 | 5:05:04 | 5:06:47 | 5:07:35 | 5:16:59 | 5:55:05 | 5:05:04 |
| F50-54 | 15 | 5:10:39 | 5:10:39 | 5:41:21 | 5:42:46 | 6:17:42 | 5:10:39 |
| F55-59 | 8 | 5:10:27 | 5:10:27 | 5:10:27 | 5:23:03 | 5:58:07 | 5:10:27 |
| F60-64 | 5 | 5:40:13 | 5:40:13 | 5:40:13 | 5:40:13 | 6:11:45 | 5:40:13 |
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.