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 | 1,457 | 4:01:26 | 4:28:21 | 4:41:43 | 5:00:35 | 5:44:08 | 3:41:47 |
| MPRO | 21 | 3:41:47 | 3:42:51 | 3:44:48 | 3:51:59 | 3:59:14 | 3:41:47 |
| M18-24 | 74 | 4:11:14 | 4:18:24 | 4:22:06 | 4:41:06 | 5:41:45 | 4:11:14 |
| M25-29 | 159 | 4:00:59 | 4:23:08 | 4:41:29 | 5:00:35 | 5:40:42 | 3:49:38 |
| M30-34 | 229 | 4:12:42 | 4:30:43 | 4:37:47 | 4:54:31 | 5:38:02 | 4:09:01 |
| M35-39 | 192 | 4:15:58 | 4:28:36 | 4:39:00 | 4:53:33 | 5:35:31 | 3:59:19 |
| M40-44 | 204 | 4:25:52 | 4:35:03 | 4:45:49 | 5:06:08 | 5:40:36 | 4:02:06 |
| M45-49 | 189 | 4:11:00 | 4:39:55 | 4:46:53 | 4:57:07 | 5:35:32 | 4:06:47 |
| M50-54 | 161 | 4:22:06 | 4:35:06 | 4:52:54 | 5:13:31 | 5:54:00 | 4:20:02 |
| M55-59 | 126 | 4:31:27 | 4:38:14 | 5:03:00 | 5:21:00 | 5:57:31 | 4:28:59 |
| M60-64 | 61 | 4:47:38 | 5:10:47 | 5:15:14 | 5:35:35 | 6:16:53 | 4:47:38 |
| M65-69 | 25 | 4:54:40 | 5:19:37 | 5:19:54 | 5:42:28 | 6:26:23 | 4:54:40 |
| M70-74 | 9 | 5:29:51 | 5:29:51 | 5:29:51 | 6:16:32 | 6:44:03 | 5:29:51 |
| M75-79 | 7 | 6:29:10 | 6:29:10 | 6:29:10 | 7:00:21 | 7:11:17 | 6:29:10 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 666 | 4:14:55 | 4:42:53 | 5:00:46 | 5:24:32 | 6:13:16 | 4:03:52 |
| FPRO | 22 | 4:03:52 | 4:05:05 | 4:05:35 | 4:13:17 | 4:21:21 | 4:03:52 |
| F18-24 | 30 | 4:52:12 | 5:00:00 | 5:02:31 | 5:12:29 | 5:50:46 | 4:52:12 |
| F25-29 | 63 | 4:21:37 | 4:41:33 | 4:52:59 | 5:21:40 | 5:52:53 | 4:21:37 |
| F30-34 | 94 | 4:24:13 | 4:48:33 | 5:03:33 | 5:17:19 | 6:01:47 | 4:24:13 |
| F35-39 | 91 | 4:29:32 | 4:40:04 | 4:57:54 | 5:24:44 | 6:06:24 | 4:29:32 |
| F40-44 | 100 | 4:32:30 | 4:56:04 | 5:06:10 | 5:22:34 | 6:10:42 | 4:32:30 |
| F45-49 | 83 | 4:49:34 | 5:03:31 | 5:11:26 | 5:33:11 | 6:21:33 | 4:49:34 |
| F50-54 | 90 | 4:42:53 | 5:07:31 | 5:15:52 | 5:41:14 | 6:32:04 | 4:42:53 |
| F55-59 | 54 | 5:03:43 | 5:29:13 | 5:34:13 | 5:45:21 | 6:37:33 | 5:03:43 |
| F60-64 | 26 | 5:30:21 | 5:33:06 | 5:44:50 | 6:04:33 | 6:43:58 | 5:30:21 |
| F65-69 | 11 | 5:53:44 | 5:53:44 | 6:01:05 | 6:12:41 | 6:24:17 | 5:53:44 |
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.