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 | 1,716 | 9:10:18 | 9:49:37 | 10:17:31 | 10:54:19 | 12:19:12 | 8:26:53 |
| M18-24 | 206 | 9:05:35 | 9:53:33 | 10:16:18 | 10:49:25 | 11:59:51 | 8:26:53 |
| M25-29 | 255 | 9:10:18 | 9:33:41 | 10:08:56 | 10:33:48 | 11:50:05 | 8:38:20 |
| M30-34 | 225 | 8:52:12 | 9:39:03 | 10:02:01 | 10:44:38 | 12:00:39 | 8:43:20 |
| M35-39 | 187 | 8:54:11 | 9:27:30 | 10:00:39 | 10:34:24 | 11:49:45 | 8:40:18 |
| M40-44 | 206 | 9:11:45 | 9:38:05 | 9:56:21 | 10:47:35 | 12:04:41 | 9:06:57 |
| M45-49 | 163 | 9:25:57 | 10:04:56 | 10:33:08 | 11:04:28 | 12:21:41 | 9:12:21 |
| M50-54 | 193 | 9:20:02 | 10:13:20 | 10:34:59 | 11:20:15 | 12:43:03 | 9:16:21 |
| M55-59 | 146 | 9:49:37 | 10:41:11 | 11:09:42 | 11:56:42 | 13:07:30 | 9:20:50 |
| M60-64 | 81 | 10:15:47 | 10:58:21 | 11:25:26 | 12:16:09 | 13:28:59 | 10:15:47 |
| M65-69 | 43 | 10:24:45 | 11:25:42 | 12:03:16 | 12:46:42 | 14:21:54 | 10:24:45 |
| M70-74 | 8 | 13:29:40 | 13:29:40 | 13:29:40 | 13:30:51 | 15:20:13 | 13:29:40 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 598 | 9:57:05 | 10:51:44 | 11:15:07 | 11:53:03 | 13:18:15 | 9:09:33 |
| F18-24 | 47 | 11:01:22 | 11:17:21 | 11:31:40 | 11:56:10 | 13:36:28 | 11:01:22 |
| F25-29 | 98 | 9:09:33 | 10:21:41 | 10:46:13 | 11:30:01 | 12:29:11 | 9:09:33 |
| F30-34 | 86 | 9:56:17 | 10:54:26 | 11:08:28 | 11:44:40 | 12:43:18 | 9:56:17 |
| F35-39 | 52 | 9:57:05 | 10:37:03 | 10:48:07 | 11:15:15 | 12:53:41 | 9:57:05 |
| F40-44 | 68 | 10:06:01 | 10:50:15 | 11:05:17 | 11:43:14 | 13:30:12 | 10:06:01 |
| F45-49 | 84 | 9:52:33 | 10:51:10 | 11:07:57 | 11:48:11 | 13:13:27 | 9:52:33 |
| F50-54 | 79 | 10:58:02 | 11:28:11 | 11:35:16 | 12:14:45 | 13:21:33 | 10:58:02 |
| F55-59 | 32 | 11:23:00 | 11:53:22 | 12:18:27 | 12:45:37 | 13:25:12 | 11:23:00 |
| F60-64 | 36 | 11:23:58 | 12:51:28 | 13:22:35 | 13:35:55 | 14:57:44 | 11:23:58 |
| F65-69 | 14 | 12:59:52 | 12:59:52 | 14:01:08 | 14:11:30 | 14:59:05 | 12:59:52 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 3.6 million IRONMAN triathlon records with transition times (2002-2026), v4.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.23421027.