Age-group thresholds

IRONMAN 70.3 Mossel Bay · 4 editions (2022, 2023, 2024, 2025) · 6,549 finishers

Editions: 2022 · 2023 · 2024 · 2025

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 4,811 4:27:52 5:06:22 5:26:35 5:50:55 6:33:50 3:50:37
MPRO 31 3:50:37 3:51:22 3:54:22 4:04:04 4:11:28 3:50:37
M18-24 325 4:31:20 4:59:02 5:19:23 5:46:47 6:21:54 4:25:16
M25-29 757 4:32:13 4:59:10 5:20:52 5:42:23 6:25:06 4:12:56
M30-34 669 4:26:17 4:54:07 5:12:50 5:38:20 6:25:22 4:15:15
M35-39 703 4:33:41 5:13:48 5:33:11 5:56:36 6:30:48 4:10:17
M40-44 679 4:35:28 5:06:26 5:27:16 5:48:04 6:38:13 4:21:16
M45-49 594 4:51:00 5:19:33 5:36:33 5:58:24 6:37:57 4:36:30
M50-54 525 4:52:41 5:19:01 5:35:59 5:59:11 6:37:54 4:40:39
M55-59 286 5:00:40 5:17:28 5:33:04 6:03:23 6:53:55 4:58:10
M60-64 180 5:22:45 5:46:54 6:00:36 6:20:23 7:00:55 5:06:02
M65-69 47 5:24:20 5:49:08 5:53:24 6:35:24 7:14:02 5:24:20
M70-74 9 5:52:59 5:52:59 5:52:59 6:14:27 6:36:14 5:52:59

Women

Age group Finishers Top 1% Top 5% Top 10% Top 20% Median Best
All age groups 1,738 4:59:21 5:33:14 5:50:22 6:09:16 6:50:09 4:21:24
FPRO 13 4:21:24 4:21:24 4:23:26 4:28:02 4:53:00 4:21:24
F18-24 135 5:12:43 5:27:50 5:49:06 5:58:48 6:41:33 5:01:26
F25-29 326 5:12:18 5:26:10 5:40:34 6:08:36 6:49:19 4:53:06
F30-34 282 5:12:51 5:42:55 5:51:00 6:06:22 6:48:04 5:02:06
F35-39 246 4:52:00 5:22:42 5:46:01 6:08:53 6:41:42 4:39:42
F40-44 251 5:12:05 5:36:57 5:51:41 6:12:01 6:47:15 5:08:45
F45-49 212 5:33:31 5:52:10 6:02:20 6:22:16 7:02:31 5:23:20
F50-54 140 5:16:37 5:41:39 5:53:32 6:13:55 7:01:24 5:12:38
F55-59 79 5:27:57 5:37:07 5:53:35 6:17:01 7:06:46 5:27:57
F60-64 46 5:41:04 5:54:48 5:59:57 6:08:54 7:14:30 5:41:04
F65-69 5 6:20:38 6:20:38 6:20:38 6:20:38 7:35:11 6:20:38

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.