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IRONMAN 70.3

IRONMAN 70.3 Boulder 2025

1.931 km swim · 89.3025 km bike · 21.0824 km run

Official results Age-group thresholds All editions
Finishers
1,615
115 did not finish or were disqualified
Best swim
23:27
1.931 km
Best bike
1:52:43
89.3025 km
Best run
1:11:00
21.0824 km
Men's podium
  1. 1 Bib 3AU · MPRO 3:35:59
  2. 2 Bib 2US · MPRO 3:38:43
  3. 3 Bib 4US · MPRO 3:40:43
Women's podium
  1. 1 Bib 1850US · F25-29 4:31:19
  2. 2 Bib 202EE · F40-44 4:41:54
  3. 3 Bib 1209US · F25-29 4:42:43

1,758 results · page 17 of 18

Pos Athlete AG AG pos Swim T1 Bike T2 Run Finish
1601 Bib 1279 US M65-69 14 56:58 7:28 3:36:50 10:08 3:35:50 8:27:13
1602 Bib 603 US M25-29 216 52:01 8:39 3:44:13 12:00 3:31:43 8:28:36
1603 Bib 1710 US M40-44 147 1:02:47 6:32 3:35:28 18:27 3:26:33 8:29:47
1604 Bib 795 US M25-29 217 47:16 12:24 3:59:29 5:39 3:26:41 8:31:29
1605 Bib 1146 US F50-54 31 52:02 6:03 3:53:14 6:23 3:34:08 8:31:50
1606 Bib 697 US M25-29 218 45:37 7:24 4:17:11 5:43 3:17:48 8:33:44
1607 Bib 370 US M60-64 38 56:34 10:51 3:44:07 8:56 3:33:30 8:33:58
1608 Bib 1395 US M70-74 6 56:30 7:56 3:45:48 9:10 3:36:11 8:35:35
1609 Bib 962 US M18-24 110 1:19:33 7:04 3:54:44 5:12 3:11:57 8:38:31
1610 Bib 1029 US M30-34 213 44:29 7:11 4:10:46 4:58 3:31:19 8:38:42
1611 Bib 568 CA M70-74 7 50:43 10:53 3:37:28 12:47 3:49:57 8:41:46
1612 Bib 569 US M45-49 97 46:55 14:50 3:19:31 30:43 3:49:57 8:41:56
1613 Bib 1880 US M40-44 148 56:54 11:10 4:01:21 11:26 3:22:37 8:43:29
1614 Bib 574 CR M45-49 98 1:02:43 6:03 3:44:25 8:24 3:56:09 8:57:44
1615 Bib 678 US F45-49 33 1:24:53 5:50 4:08:14 13:02 3:20:13 9:12:11
DNF Bib 1 US MPRO - 26:12 1:57 - - - -
DNS Bib 1002 US M45-49 - - - - - - -
DNF Bib 101 US PC/ID - 55:47 19:36 - - - -
DNF Bib 1019 US M35-39 - - - - - - -
DNF Bib 102 US MGuide - 55:47 19:37 - - - -
DNF Bib 1025 US M35-39 - - - - - - -
DNF Bib 103 US PC/ID - 47:25 - - - - -
DNF Bib 1038 US M50-54 - 53:43 8:18 - - - -
DNF Bib 104 US FGuide - 47:14 - - - - -
DNF Bib 1041 US M35-39 - 1:04:31 9:24 3:44:04 - - -
DNF Bib 1042 US M18-24 - 30:45 2:49 - - - -
DNS Bib 106 AR MGuide - - - - - - -
DNS Bib 1074 US F25-29 - - - - - - -
DNF Bib 1091 US M25-29 - 58:39 11:06 3:42:49 8:40 - -
DNF Bib 1098 US M35-39 - 44:52 6:51 - - - -
DNF Bib 1128 US M35-39 - - - - - - -
DNF Bib 1168 US M50-54 - 46:13 8:23 - - - -
DNF Bib 1170 PH M35-39 - - - - - - -
DNF Bib 1174 US M60-64 - 45:27 18:38 - - - -
DNF Bib 1181 US M30-34 - 1:07:05 7:01 4:08:33 4:04 - -
DNF Bib 1187 US M35-39 - - - - - - -
DNF Bib 1192 US M45-49 - - - - - - -
DNF Bib 1204 US F45-49 - - - - - - -
DNF Bib 1228 US M30-34 - 41:15 7:27 - - - -
DNF Bib 1246 US M35-39 - - - - - - -
DNF Bib 1289 US M30-34 - 47:26 6:41 3:30:47 3:44 - -
DNS Bib 1294 US F45-49 - - - - - - -
DNF Bib 1310 US M35-39 - 51:27 5:54 3:15:53 8:55 - -
DNF Bib 1318 US F35-39 - - - - - - -
DNS Bib 132 CR M40-44 - - - - - - -
DNF Bib 1321 US M30-34 - 55:36 9:22 3:56:39 8:31 - -
DNS Bib 134 US M60-64 - - - - - - -
DNS Bib 135 US M30-34 - - - - - - -
DNF Bib 1357 US M40-44 - - - - - - -
DNF Bib 1381 US M40-44 - 48:43 10:25 3:56:05 - - -
DNF Bib 1429 US M30-34 - 47:03 8:25 - - - -
DNF Bib 1436 US M60-64 - 53:58 11:17 4:39:05 - - -
DNS Bib 1453 FR M35-39 - - - - - - -
DNF Bib 1459 US M35-39 - - - - - - -
DNF Bib 1575 US F50-54 - 52:42 9:35 3:43:36 12:14 - -
DNF Bib 1578 US M40-44 - - - - - - -
DNF Bib 1588 US M50-54 - 40:02 7:03 - - - -
DNF Bib 1589 US M35-39 - 1:01:04 10:26 3:46:36 4:55 - -
DNS Bib 1591 US F50-54 - - - - - - -
DNF Bib 1610 MX M30-34 - - - 2:44:56 2:42 2:12:10 -
DNF Bib 1626 US F25-29 - 31:37 - - - - -
DNF Bib 1633 US M25-29 - 54:48 6:43 3:38:43 4:37 - -
DNF Bib 1639 US F18-24 - 43:28 - - - 1:56:12 -
DNF Bib 1645 US M60-64 - 39:20 4:54 2:48:19 - - -
DNF Bib 1667 US F50-54 - 53:24 14:52 3:44:52 12:00 - -
DNF Bib 1696 US F40-44 - 1:07:01 5:29 4:28:44 - - -
DNS Bib 1706 US M50-54 - - - - - - -
DNF Bib 1741 US F35-39 - - - - - - -
DNS Bib 1774 US M35-39 - - - - - - -
DNF Bib 1776 US F35-39 - 1:00:15 5:01 4:01:24 5:09 - -
DNS Bib 179 US F30-34 - - - - - - -
DNF Bib 1791 US M55-59 - 39:43 6:06 3:16:27 7:50 - -
DNF Bib 1794 US M55-59 - 35:55 4:42 - - - -
DNF Bib 1798 US M35-39 - 1:00:26 11:17 4:05:34 6:14 - -
DNF Bib 1805 MX M55-59 - 27:33 3:17 - - - -
DNF Bib 1831 US M40-44 - - - 3:01:26 4:42 1:45:30 -
DNF Bib 1832 UA M30-34 - 41:59 - - - - -
DNF Bib 1864 US M35-39 - 31:20 3:36 2:18:21 - - -
DNF Bib 1865 US M25-29 - 52:15 6:25 - - - -
DNF Bib 1868 US M30-34 - - - - - - -
DNF Bib 1871 US F25-29 - 53:21 5:49 3:59:04 5:03 - -
DNF Bib 1872 US M25-29 - - - - - - -
DNF Bib 1873 US M25-29 - - - - - - -
DNF Bib 1892 US M18-24 - 1:15:45 - - - - -
DNF Bib 19 US MPRO - 26:59 2:06 - - - -
DNF Bib 204 CO F45-49 - 46:28 7:36 - - - -
DNF Bib 205 CO M30-34 - 41:27 3:24 - - - -
DNS Bib 220 MX F30-34 - - - - - - -
DNF Bib 230 FR M30-34 - 36:50 2:43 2:40:26 4:29 - -
DNS Bib 234 AR M30-34 - - - - - - -
DNS Bib 25 US MPRO - - - - - - -
DNF Bib 250 BR M45-49 - - - - - - -
DNS Bib 264 MX M35-39 - - - - - - -
DNS Bib 28 US MPRO - - - - - - -
DNS Bib 319 BR M45-49 - - - - - - -
DNS Bib 326 US F40-44 - - - - - - -
DNS Bib 345 US M30-34 - - - - - - -
DNF Bib 351 US M55-59 - 59:57 8:20 3:55:20 6:43 - -
DNF Bib 354 US M55-59 - 48:15 4:58 3:09:35 - - -
DNF Bib 356 US F65-69 - 43:51 8:50 4:12:34 7:38 - -

Anonymised data (no names, only bib and age group). Source: Seffrin et al. 2026, Zenodo, CC BY 4.0.