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 | 1,379 | 3:50:56 | 4:25:28 | 4:41:30 | 4:58:53 | 5:43:53 | 3:39:57 |
| MPRO | 23 | 3:39:57 | 3:40:38 | 3:42:09 | 3:43:32 | 3:48:58 | 3:39:57 |
| M18-24 | 44 | 4:08:24 | 4:18:35 | 4:40:06 | 4:55:18 | 5:32:23 | 4:08:24 |
| M25-29 | 107 | 4:16:33 | 4:22:19 | 4:39:11 | 4:52:47 | 5:38:11 | 4:15:43 |
| M30-34 | 149 | 4:07:52 | 4:22:46 | 4:38:17 | 4:52:01 | 5:44:32 | 4:04:25 |
| M35-39 | 195 | 4:08:47 | 4:21:15 | 4:36:37 | 4:54:05 | 5:33:51 | 4:06:39 |
| M40-44 | 208 | 4:11:30 | 4:24:17 | 4:34:10 | 4:49:24 | 5:30:32 | 3:58:54 |
| M45-49 | 173 | 4:17:37 | 4:36:51 | 4:46:46 | 4:58:12 | 5:39:33 | 4:00:00 |
| M50-54 | 184 | 4:26:11 | 4:42:09 | 4:50:28 | 5:06:55 | 5:52:10 | 4:17:49 |
| M55-59 | 153 | 4:30:58 | 4:45:33 | 5:00:13 | 5:16:03 | 6:03:41 | 4:22:48 |
| M60-64 | 87 | 4:46:06 | 4:59:23 | 5:04:31 | 5:22:40 | 6:04:59 | 4:46:06 |
| M65-69 | 37 | 5:09:59 | 5:21:27 | 5:24:09 | 5:35:18 | 6:04:14 | 5:09:59 |
| M70-74 | 16 | 5:18:53 | 5:18:53 | 5:40:17 | 6:21:59 | 6:46:39 | 5:18:53 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 896 | 4:22:25 | 4:53:03 | 5:14:03 | 5:36:13 | 6:23:44 | 3:59:33 |
| FPRO | 15 | 3:59:33 | 3:59:33 | 4:05:26 | 4:06:44 | 4:22:25 | 3:59:33 |
| F18-24 | 18 | 4:27:32 | 4:27:32 | 4:40:16 | 4:52:59 | 5:37:59 | 4:27:32 |
| F25-29 | 62 | 4:31:07 | 4:51:28 | 4:55:16 | 5:18:15 | 5:57:36 | 4:31:07 |
| F30-34 | 98 | 4:40:08 | 4:49:52 | 5:00:09 | 5:25:51 | 6:01:57 | 4:40:08 |
| F35-39 | 107 | 4:23:43 | 4:49:46 | 5:01:55 | 5:17:19 | 6:03:58 | 4:19:13 |
| F40-44 | 144 | 4:42:43 | 4:59:54 | 5:13:04 | 5:36:13 | 6:24:19 | 4:35:39 |
| F45-49 | 136 | 4:52:47 | 5:17:38 | 5:24:14 | 5:48:58 | 6:29:39 | 4:45:11 |
| F50-54 | 125 | 4:50:15 | 5:21:23 | 5:31:18 | 5:45:15 | 6:32:47 | 4:47:03 |
| F55-59 | 110 | 5:11:57 | 5:26:17 | 5:40:46 | 5:52:04 | 6:36:10 | 4:49:38 |
| F60-64 | 53 | 5:20:34 | 5:34:23 | 5:43:49 | 5:57:59 | 6:44:52 | 5:20:34 |
| F65-69 | 21 | 5:42:32 | 6:12:19 | 6:12:59 | 6:21:10 | 6:46:25 | 5:42:32 |
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.