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 | 2,251 | 4:12:52 | 4:45:18 | 5:00:02 | 5:17:47 | 5:55:54 | 3:57:56 |
| MPRO | 43 | 3:57:56 | 3:59:35 | 4:00:55 | 4:03:10 | 4:12:32 | 3:57:56 |
| M18-24 | 40 | 4:24:47 | 4:26:01 | 4:29:58 | 4:40:38 | 5:26:08 | 4:24:47 |
| M25-29 | 152 | 4:20:16 | 4:48:21 | 4:57:36 | 5:13:08 | 5:50:31 | 4:18:18 |
| M30-34 | 290 | 4:24:29 | 4:39:06 | 4:47:58 | 5:05:36 | 5:42:52 | 4:12:52 |
| M35-39 | 280 | 4:28:09 | 4:43:14 | 4:53:59 | 5:05:27 | 5:42:33 | 4:18:38 |
| M40-44 | 344 | 4:33:18 | 4:51:52 | 5:01:36 | 5:12:39 | 5:52:27 | 4:18:12 |
| M45-49 | 395 | 4:43:08 | 4:59:59 | 5:07:29 | 5:21:04 | 5:54:24 | 4:38:17 |
| M50-54 | 352 | 4:50:36 | 5:03:50 | 5:19:47 | 5:34:25 | 6:14:47 | 4:27:48 |
| M55-59 | 224 | 5:06:56 | 5:20:59 | 5:32:04 | 5:42:44 | 6:21:13 | 4:49:35 |
| M60-64 | 98 | 5:09:14 | 5:25:35 | 5:36:24 | 5:51:25 | 6:31:55 | 5:09:14 |
| M65-69 | 25 | 5:20:10 | 5:59:36 | 6:06:44 | 6:11:17 | 6:30:46 | 5:20:10 |
| M70-74 | 8 | 6:11:00 | 6:11:00 | 6:11:00 | 6:45:54 | 7:21:42 | 6:11:00 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 445 | 4:34:04 | 5:01:23 | 5:18:09 | 5:40:18 | 6:25:52 | 4:25:36 |
| FPRO | 15 | 4:25:36 | 4:25:36 | 4:27:49 | 4:30:55 | 4:39:31 | 4:25:36 |
| F18-24 | 13 | 4:55:28 | 4:55:28 | 4:57:11 | 5:20:06 | 6:07:48 | 4:55:28 |
| F25-29 | 44 | 4:51:34 | 5:01:04 | 5:18:21 | 5:32:18 | 6:09:49 | 4:51:34 |
| F30-34 | 73 | 4:51:03 | 5:02:56 | 5:16:28 | 5:33:15 | 6:07:26 | 4:51:03 |
| F35-39 | 41 | 5:02:06 | 5:11:33 | 5:16:25 | 5:34:12 | 6:17:01 | 5:02:06 |
| F40-44 | 67 | 5:05:40 | 5:09:37 | 5:23:49 | 5:45:04 | 6:23:47 | 5:05:40 |
| F45-49 | 83 | 4:56:22 | 5:21:46 | 5:27:51 | 5:41:52 | 6:39:35 | 4:56:22 |
| F50-54 | 67 | 5:16:50 | 5:27:18 | 5:53:42 | 6:12:22 | 6:46:13 | 5:16:50 |
| F55-59 | 28 | 5:47:11 | 5:58:05 | 5:58:45 | 6:21:47 | 7:07:34 | 5:47:11 |
| F60-64 | 11 | 6:21:19 | 6:21:19 | 6:22:54 | 6:34:47 | 7:04:01 | 6:21:19 |
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.