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 | 1,091 | 4:16:51 | 4:42:28 | 5:00:06 | 5:23:02 | 6:10:48 | 3:50:02 |
| MPRO | 18 | 3:50:02 | 3:50:02 | 3:56:38 | 4:04:21 | 4:12:20 | 3:50:02 |
| M18-24 | 39 | 4:23:01 | 4:32:35 | 4:40:54 | 5:17:10 | 6:20:58 | 4:23:01 |
| M25-29 | 95 | 4:21:03 | 4:44:37 | 5:02:48 | 5:20:23 | 6:04:14 | 4:21:03 |
| M30-34 | 146 | 4:30:34 | 4:42:41 | 4:58:40 | 5:24:52 | 6:08:07 | 4:26:30 |
| M35-39 | 197 | 4:21:42 | 4:37:06 | 4:55:03 | 5:10:04 | 5:58:07 | 4:18:55 |
| M40-44 | 182 | 4:25:19 | 4:48:18 | 5:02:59 | 5:18:47 | 6:07:17 | 4:21:38 |
| M45-49 | 189 | 4:32:35 | 4:58:06 | 5:05:46 | 5:29:45 | 6:11:34 | 4:31:30 |
| M50-54 | 114 | 4:42:28 | 4:59:12 | 5:14:27 | 5:48:39 | 6:26:18 | 4:38:01 |
| M55-59 | 63 | 4:58:04 | 5:20:56 | 5:34:30 | 5:51:31 | 6:21:10 | 4:58:04 |
| M60-64 | 29 | 5:05:38 | 5:22:01 | 5:36:57 | 5:59:40 | 6:47:16 | 5:05:38 |
| M65-69 | 11 | 5:53:35 | 5:53:35 | 5:58:54 | 6:03:24 | 7:09:35 | 5:53:35 |
| M70-74 | 6 | 6:14:26 | 6:14:26 | 6:14:26 | 6:47:49 | 6:55:26 | 6:14:26 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 543 | 4:35:51 | 5:06:55 | 5:24:08 | 5:50:11 | 6:35:34 | 4:23:43 |
| FPRO | 14 | 4:23:43 | 4:23:43 | 4:30:32 | 4:31:00 | 4:37:29 | 4:23:43 |
| F18-24 | 12 | 5:33:27 | 5:33:27 | 5:59:28 | 6:14:46 | 6:28:44 | 5:33:27 |
| F25-29 | 57 | 5:01:06 | 5:25:33 | 5:54:28 | 6:12:51 | 6:42:49 | 5:01:06 |
| F30-34 | 99 | 4:48:17 | 5:09:08 | 5:20:02 | 5:42:24 | 6:26:12 | 4:48:17 |
| F35-39 | 96 | 4:57:23 | 5:03:11 | 5:16:49 | 5:34:23 | 6:32:27 | 4:57:23 |
| F40-44 | 94 | 4:35:51 | 5:18:13 | 5:35:57 | 5:53:45 | 6:43:21 | 4:35:51 |
| F45-49 | 70 | 5:02:09 | 5:21:22 | 5:34:17 | 5:45:33 | 6:28:43 | 5:02:09 |
| F50-54 | 59 | 5:19:53 | 5:26:40 | 5:33:52 | 6:01:19 | 6:44:39 | 5:19:53 |
| F55-59 | 27 | 5:47:33 | 5:52:23 | 5:53:10 | 5:57:56 | 6:32:08 | 5:47:33 |
| F60-64 | 11 | 5:58:58 | 5:58:58 | 6:13:28 | 6:18:28 | 7:35:31 | 5:58:58 |
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.