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 | 1,549 | 3:58:18 | 4:29:02 | 4:41:04 | 4:56:14 | 5:29:56 | 3:39:37 |
| MPRO | 22 | 3:39:37 | 3:43:51 | 3:43:56 | 3:46:46 | 3:54:32 | 3:39:37 |
| M18-24 | 214 | 4:10:11 | 4:40:24 | 4:48:42 | 5:00:04 | 5:34:14 | 3:57:11 |
| M25-29 | 351 | 4:18:32 | 4:29:50 | 4:38:43 | 4:54:50 | 5:30:40 | 3:54:20 |
| M30-34 | 283 | 3:58:52 | 4:29:41 | 4:41:39 | 4:55:14 | 5:27:36 | 3:53:17 |
| M35-39 | 220 | 4:19:28 | 4:26:46 | 4:36:22 | 4:53:41 | 5:21:54 | 4:05:15 |
| M40-44 | 159 | 4:25:58 | 4:32:45 | 4:38:32 | 4:57:26 | 5:29:56 | 4:18:25 |
| M45-49 | 106 | 4:29:09 | 4:38:06 | 4:46:11 | 4:57:06 | 5:29:50 | 4:25:33 |
| M50-54 | 90 | 4:33:55 | 4:47:53 | 4:51:02 | 5:00:29 | 5:29:31 | 4:33:55 |
| M55-59 | 56 | 4:29:10 | 4:46:54 | 4:55:46 | 5:12:04 | 5:52:25 | 4:29:10 |
| M60-64 | 36 | 4:41:02 | 4:47:02 | 4:57:12 | 5:12:12 | 5:48:18 | 4:41:02 |
| M65-69 | 10 | 5:19:40 | 5:19:40 | 5:19:40 | 5:22:48 | 6:11:19 | 5:19:40 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 316 | 4:18:19 | 4:38:27 | 5:03:33 | 5:28:09 | 6:01:16 | 4:09:15 |
| FPRO | 13 | 4:09:15 | 4:09:15 | 4:13:36 | 4:18:05 | 4:21:42 | 4:09:15 |
| F18-24 | 34 | 4:37:56 | 4:42:59 | 4:56:57 | 5:21:11 | 5:58:17 | 4:37:56 |
| F25-29 | 98 | 4:26:38 | 5:02:59 | 5:16:16 | 5:36:45 | 6:03:03 | 4:26:38 |
| F30-34 | 52 | 4:45:32 | 5:03:33 | 5:13:58 | 5:27:43 | 5:53:18 | 4:45:32 |
| F35-39 | 35 | 4:43:13 | 4:54:52 | 5:14:08 | 5:30:51 | 6:07:01 | 4:43:13 |
| F40-44 | 29 | 4:42:05 | 4:51:57 | 4:56:27 | 5:28:15 | 5:49:57 | 4:42:05 |
| F45-49 | 20 | 5:14:24 | 5:14:24 | 5:30:11 | 5:44:28 | 6:12:05 | 5:14:24 |
| F50-54 | 22 | 5:20:49 | 5:21:45 | 5:22:11 | 5:40:03 | 6:01:16 | 5:20:49 |
| F60-64 | 6 | 6:01:38 | 6:01:38 | 6:01:38 | 6:08:16 | 6:08:39 | 6:01:38 |
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.