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 | 873 | 4:28:07 | 4:59:08 | 5:12:29 | 5:36:36 | 6:13:03 | 4:02:40 |
| MPRO | 8 | 4:02:40 | 4:02:40 | 4:02:40 | 4:04:00 | 4:14:01 | 4:02:40 |
| M18-24 | 24 | 4:39:50 | 4:41:51 | 4:48:25 | 5:07:59 | 5:57:04 | 4:39:50 |
| M25-29 | 80 | 4:48:35 | 4:59:32 | 5:29:11 | 5:45:36 | 6:17:07 | 4:48:35 |
| M30-34 | 161 | 4:43:18 | 5:04:27 | 5:08:05 | 5:37:19 | 6:13:30 | 4:42:24 |
| M35-39 | 230 | 4:34:48 | 4:53:03 | 5:07:20 | 5:33:36 | 6:14:16 | 4:22:51 |
| M40-44 | 170 | 4:50:04 | 5:09:44 | 5:15:53 | 5:38:08 | 6:14:15 | 4:43:53 |
| M45-49 | 100 | 4:54:34 | 5:04:52 | 5:18:24 | 5:36:51 | 6:10:18 | 4:54:34 |
| M50-54 | 48 | 5:10:44 | 5:15:33 | 5:19:15 | 5:36:36 | 6:05:38 | 5:10:44 |
| M55-59 | 35 | 4:54:42 | 5:05:12 | 5:32:24 | 5:52:40 | 6:35:48 | 4:54:42 |
| M60-64 | 14 | 5:31:26 | 5:31:26 | 5:41:08 | 5:52:55 | 6:10:52 | 5:31:26 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 187 | 4:32:52 | 5:19:45 | 5:30:42 | 5:50:33 | 6:36:17 | 4:19:26 |
| FPRO | 6 | 4:19:26 | 4:19:26 | 4:19:26 | 4:32:52 | 4:41:30 | 4:19:26 |
| F25-29 | 24 | 5:10:32 | 5:23:43 | 5:25:10 | 5:41:41 | 6:32:29 | 5:10:32 |
| F30-34 | 40 | 5:16:13 | 5:19:55 | 5:25:55 | 5:46:33 | 6:21:06 | 5:16:13 |
| F35-39 | 48 | 5:26:19 | 5:40:03 | 5:44:22 | 6:09:57 | 6:43:17 | 5:26:19 |
| F40-44 | 31 | 5:18:12 | 5:30:42 | 5:38:20 | 5:54:32 | 6:37:40 | 5:18:12 |
| F45-49 | 22 | 5:19:45 | 5:41:14 | 5:42:53 | 6:07:42 | 6:46:22 | 5:19:45 |
| F50-54 | 10 | 5:48:45 | 5:48:45 | 5:48:45 | 5:55:23 | 6:30:23 | 5:48:45 |
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.