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 | 2,394 | 4:18:04 | 4:44:41 | 4:56:15 | 5:10:20 | 5:44:18 | 3:56:48 |
| MPRO | 44 | 3:56:48 | 3:59:43 | 4:01:33 | 4:06:02 | 4:17:24 | 3:56:48 |
| M18-24 | 41 | 4:31:56 | 4:38:22 | 4:51:53 | 4:58:27 | 5:31:27 | 4:31:56 |
| M25-29 | 205 | 4:28:48 | 4:39:00 | 4:50:18 | 5:02:39 | 5:36:57 | 4:24:43 |
| M30-34 | 384 | 4:30:45 | 4:44:31 | 4:52:51 | 5:05:19 | 5:35:23 | 4:19:09 |
| M35-39 | 466 | 4:31:04 | 4:47:24 | 4:56:01 | 5:07:34 | 5:40:16 | 4:19:48 |
| M40-44 | 465 | 4:36:31 | 4:49:25 | 5:00:32 | 5:13:35 | 5:47:44 | 4:18:31 |
| M45-49 | 370 | 4:43:12 | 4:54:56 | 5:06:35 | 5:22:07 | 5:56:05 | 4:24:35 |
| M50-54 | 280 | 4:49:32 | 5:01:15 | 5:08:32 | 5:22:20 | 5:54:35 | 4:40:59 |
| M55-59 | 94 | 4:44:03 | 4:59:07 | 5:10:11 | 5:26:50 | 5:58:28 | 4:44:03 |
| M60-64 | 31 | 5:13:18 | 5:15:52 | 5:30:22 | 5:49:05 | 6:10:44 | 5:13:18 |
| M65-69 | 13 | 5:16:08 | 5:16:08 | 5:34:30 | 5:37:40 | 6:44:53 | 5:16:08 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 507 | 4:36:15 | 5:11:13 | 5:28:45 | 5:41:30 | 6:13:12 | 4:17:25 |
| FPRO | 18 | 4:17:25 | 4:17:25 | 4:26:53 | 4:33:23 | 4:43:18 | 4:17:25 |
| F18-24 | 11 | 4:54:28 | 4:54:28 | 5:01:29 | 5:33:00 | 6:15:24 | 4:54:28 |
| F25-29 | 47 | 4:56:56 | 5:17:12 | 5:30:36 | 5:37:00 | 6:07:37 | 4:56:56 |
| F30-34 | 99 | 5:09:18 | 5:26:59 | 5:31:15 | 5:40:23 | 6:08:29 | 5:09:18 |
| F35-39 | 110 | 5:16:41 | 5:26:16 | 5:32:18 | 5:45:17 | 6:16:23 | 5:11:13 |
| F40-44 | 92 | 5:04:20 | 5:25:54 | 5:33:15 | 5:41:56 | 6:13:12 | 5:04:20 |
| F45-49 | 63 | 5:08:50 | 5:28:45 | 5:35:11 | 5:46:15 | 6:25:46 | 5:08:50 |
| F50-54 | 50 | 5:02:59 | 5:16:09 | 5:33:38 | 5:52:26 | 6:17:00 | 5:02:59 |
| F55-59 | 9 | 6:16:07 | 6:16:07 | 6:16:07 | 6:18:24 | 7:01:02 | 6:16:07 |
| F60-64 | 6 | 6:06:53 | 6:06:53 | 6:06:53 | 6:19:29 | 6:21:01 | 6:06:53 |
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.