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 | 1,722 | 4:02:52 | 4:39:51 | 4:54:10 | 5:12:20 | 5:48:02 | 3:46:04 |
| MPRO | 37 | 3:46:04 | 3:51:09 | 3:52:18 | 3:57:00 | 4:04:25 | 3:46:04 |
| M18-24 | 141 | 4:11:54 | 4:31:31 | 4:46:26 | 5:09:09 | 5:53:59 | 4:10:51 |
| M25-29 | 332 | 4:34:27 | 4:47:30 | 4:59:22 | 5:16:02 | 5:45:56 | 4:07:13 |
| M30-34 | 346 | 4:24:07 | 4:40:50 | 4:53:23 | 5:09:38 | 5:45:49 | 4:20:43 |
| M35-39 | 240 | 4:25:03 | 4:45:34 | 4:53:40 | 5:10:27 | 5:41:50 | 4:13:43 |
| M40-44 | 187 | 4:31:23 | 4:48:23 | 4:56:34 | 5:09:12 | 5:42:18 | 4:27:40 |
| M45-49 | 147 | 4:34:05 | 4:47:40 | 4:58:49 | 5:12:20 | 5:44:39 | 4:29:46 |
| M50-54 | 143 | 4:48:12 | 5:11:13 | 5:18:34 | 5:30:45 | 6:02:21 | 4:47:46 |
| M55-59 | 89 | 4:45:35 | 5:07:57 | 5:21:25 | 5:36:46 | 6:13:53 | 4:45:35 |
| M60-64 | 43 | 4:55:43 | 5:18:08 | 5:31:04 | 5:52:54 | 6:29:35 | 4:55:43 |
| M65-69 | 11 | 5:22:24 | 5:22:24 | 5:34:22 | 5:36:50 | 5:53:19 | 5:22:24 |
| M70-74 | 6 | 5:37:17 | 5:37:17 | 5:37:17 | 6:21:50 | 6:43:42 | 5:37:17 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 470 | 4:21:29 | 4:41:14 | 4:59:37 | 5:28:11 | 6:13:30 | 4:17:24 |
| FPRO | 34 | 4:17:24 | 4:18:58 | 4:20:57 | 4:23:51 | 4:35:50 | 4:17:24 |
| F18-24 | 41 | 5:04:06 | 5:20:56 | 5:32:15 | 5:39:53 | 6:24:40 | 5:04:06 |
| F25-29 | 119 | 4:53:50 | 5:01:14 | 5:23:48 | 5:46:43 | 6:21:08 | 4:46:53 |
| F30-34 | 100 | 4:45:23 | 4:54:38 | 5:13:32 | 5:27:33 | 6:09:49 | 4:45:23 |
| F35-39 | 45 | 4:42:10 | 4:59:58 | 5:11:47 | 5:23:31 | 6:00:17 | 4:42:10 |
| F40-44 | 40 | 4:54:41 | 5:08:22 | 5:13:22 | 5:38:06 | 6:11:19 | 4:54:41 |
| F45-49 | 39 | 5:06:38 | 5:22:28 | 5:31:38 | 5:51:28 | 6:26:54 | 5:06:38 |
| F50-54 | 30 | 4:58:35 | 5:05:54 | 5:25:49 | 5:30:26 | 6:18:19 | 4:58:35 |
| F55-59 | 13 | 5:33:16 | 5:33:16 | 5:36:07 | 5:55:06 | 6:53:49 | 5:33:16 |
| F60-64 | 9 | 5:52:41 | 5:52:41 | 5:52:41 | 6:12:04 | 6:54:59 | 5:52:41 |
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.