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 | 999 | 4:15:20 | 4:49:12 | 5:03:28 | 5:20:37 | 6:03:12 | 3:58:57 |
| MPRO | 12 | 3:58:57 | 3:58:57 | 3:59:27 | 4:00:39 | 4:10:29 | 3:58:57 |
| M18-24 | 35 | 4:15:20 | 4:20:40 | 4:55:29 | 5:11:51 | 6:33:30 | 4:15:20 |
| M25-29 | 95 | 4:17:54 | 4:40:58 | 4:55:11 | 5:14:10 | 5:53:14 | 4:17:54 |
| M30-34 | 149 | 4:22:57 | 4:37:18 | 4:53:40 | 5:13:13 | 5:56:28 | 4:22:11 |
| M35-39 | 140 | 4:35:11 | 4:46:18 | 5:01:02 | 5:17:27 | 5:52:48 | 4:26:32 |
| M40-44 | 193 | 4:41:28 | 4:55:23 | 5:06:28 | 5:24:45 | 6:05:01 | 4:33:36 |
| M45-49 | 167 | 4:45:18 | 5:00:47 | 5:08:04 | 5:21:09 | 6:05:48 | 4:38:32 |
| M50-54 | 111 | 4:49:56 | 5:02:40 | 5:13:12 | 5:23:28 | 6:08:18 | 4:48:28 |
| M55-59 | 66 | 5:03:18 | 5:13:21 | 5:24:09 | 5:37:23 | 6:05:22 | 5:03:18 |
| M60-64 | 26 | 5:23:30 | 5:27:51 | 5:41:07 | 6:01:48 | 6:32:17 | 5:23:30 |
| M65-69 | 5 | 6:08:13 | 6:08:13 | 6:08:13 | 6:08:13 | 6:56:49 | 6:08:13 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 143 | 4:37:06 | 4:51:17 | 5:22:52 | 5:35:14 | 6:12:57 | 4:32:42 |
| FPRO | 8 | 4:32:42 | 4:32:42 | 4:32:42 | 4:37:06 | 4:48:51 | 4:32:42 |
| F18-24 | 5 | 5:59:10 | 5:59:10 | 5:59:10 | 5:59:10 | 6:12:57 | 5:59:10 |
| F25-29 | 15 | 4:51:17 | 4:51:17 | 5:07:47 | 5:22:52 | 6:09:45 | 4:51:17 |
| F30-34 | 23 | 4:48:43 | 5:29:45 | 5:33:19 | 5:37:34 | 6:17:07 | 4:48:43 |
| F35-39 | 20 | 5:10:28 | 5:10:28 | 5:23:53 | 5:34:36 | 6:13:20 | 5:10:28 |
| F40-44 | 31 | 4:52:52 | 5:19:09 | 5:24:52 | 5:31:53 | 6:09:19 | 4:52:52 |
| F45-49 | 18 | 5:23:12 | 5:23:12 | 5:43:54 | 5:47:15 | 6:09:45 | 5:23:12 |
| F50-54 | 13 | 5:26:06 | 5:26:06 | 5:43:16 | 5:49:53 | 7:02:17 | 5:26:06 |
| F55-59 | 6 | 5:53:38 | 5:53:38 | 5:53:38 | 5:55:51 | 6:33:08 | 5:53:38 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 3.6 million IRONMAN triathlon records with transition times (2002-2026), v4.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.23421027.