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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 11 of 18

Pos Athlete AG AG pos Swim T1 Bike T2 Run Finish
1001 Bib 387 US M18-24 78 41:44 7:57 2:56:04 7:47 2:41:08 6:34:39
1002 Bib 1143 BR M40-44 101 54:43 4:29 3:01:24 9:10 2:25:08 6:34:53
1003 Bib 1668 NP M35-39 102 47:28 7:00 2:57:51 5:18 2:37:28 6:35:04
1004 Bib 991 US M60-64 22 54:07 7:06 3:10:09 3:44 2:20:10 6:35:16
1005 Bib 433 US M55-59 41 57:58 12:44 2:46:36 8:55 2:29:11 6:35:25
1006 Bib 486 US M50-54 46 1:00:41 7:17 2:57:46 4:23 2:25:20 6:35:28
1007 Bib 1305 US M30-34 130 43:20 15:05 3:07:40 14:09 2:15:22 6:35:37
1008 Bib 1458 US M60-64 23 40:37 7:53 3:04:35 6:45 2:35:48 6:35:38
1009 Bib 302 US M25-29 145 40:30 5:12 3:10:36 4:57 2:34:43 6:35:58
1010 Bib 836 US M30-34 131 45:10 6:15 3:11:20 4:27 2:28:48 6:35:59
1011 Bib 1426 US M25-29 146 44:43 5:03 3:02:21 4:01 2:40:06 6:36:13
1012 Bib 1749 US F35-39 31 55:55 8:21 3:14:25 6:42 2:10:51 6:36:14
1013 Bib 755 US F35-39 32 41:29 5:27 3:01:58 3:55 2:43:40 6:36:29
1014 Bib 762 US M45-49 68 45:29 10:19 2:52:20 4:31 2:44:08 6:36:47
1015 Bib 630 US F40-44 29 43:39 6:05 3:18:51 4:27 2:23:46 6:36:49
1016 Bib 1622 VE M50-54 47 42:35 5:33 3:01:11 3:22 2:44:21 6:37:01
1017 Bib 585 PR M50-54 48 50:19 5:53 2:59:16 5:18 2:36:17 6:37:03
1018 Bib 1350 US M35-39 103 42:35 6:06 3:00:46 7:48 2:39:52 6:37:08
1019 Bib 1005 US M35-39 104 37:29 9:44 3:18:54 7:30 2:23:36 6:37:13
1020 Bib 627 US M50-54 49 1:00:01 7:26 2:56:08 6:46 2:26:54 6:37:14
1021 Bib 1564 US M30-34 132 44:29 8:04 3:09:47 1:23:53 1:11:03 6:37:16
1022 Bib 1833 US M30-34 133 46:10 7:45 3:11:42 13:43 2:17:57 6:37:18
1023 Bib 635 US M45-49 69 48:23 12:34 2:48:50 7:57 2:39:41 6:37:26
1024 Bib 539 US F40-44 30 50:31 5:18 3:07:13 8:07 2:26:20 6:37:29
1025 Bib 947 US M25-29 147 37:20 10:47 3:01:52 8:28 2:39:05 6:37:32
1026 Bib 105 US PC/ID 2 47:47 6:06 2:55:51 3:53 2:43:56 6:37:33
1027 Bib 1061 US M35-39 105 49:10 6:56 3:18:27 5:26 2:17:35 6:37:35
1027 Bib 946 US F25-29 64 39:59 8:13 3:06:05 4:14 2:39:04 6:37:35
1029 Bib 368 US M45-49 70 42:36 10:59 3:14:24 7:06 2:22:38 6:37:42
1030 Bib 1225 US M40-44 102 48:20 5:39 3:21:30 5:51 2:16:29 6:37:48
1030 Bib 976 US M30-34 134 41:41 5:26 3:30:59 4:19 2:15:23 6:37:48
1032 Bib 1117 US M18-24 79 42:17 6:58 3:00:50 8:06 2:39:37 6:37:49
1033 Bib 1592 US M30-34 135 55:44 7:03 3:06:17 7:46 2:21:02 6:37:52
1034 Bib 726 US M18-24 80 40:12 6:16 3:24:07 4:07 2:23:11 6:37:53
1035 Bib 591 US M18-24 81 36:22 8:56 3:18:16 11:46 2:22:45 6:38:05
1036 Bib 940 US F55-59 9 46:09 5:50 3:07:21 5:59 2:32:50 6:38:09
1037 Bib 1051 US M45-49 71 46:30 4:54 3:04:12 4:09 2:38:32 6:38:17
1038 Bib 865 US F50-54 15 38:19 14:09 3:01:54 8:04 2:36:07 6:38:33
1039 Bib 1842 US M45-49 72 50:48 5:40 3:09:21 4:39 2:28:17 6:38:45
1040 Bib 140 MX M18-24 82 38:53 7:39 3:15:09 6:04 2:31:06 6:38:50
1041 Bib 1583 US M30-34 136 40:31 7:50 3:01:55 7:26 2:41:13 6:38:56
1042 Bib 577 US M25-29 148 42:53 7:31 3:01:04 7:42 2:39:49 6:38:59
1043 Bib 1816 US M55-59 42 43:46 6:22 2:57:54 7:49 2:43:14 6:39:03
1044 Bib 1301 US F60-64 4 45:23 4:53 3:06:34 3:58 2:38:19 6:39:07
1045 Bib 1069 US M55-59 43 46:00 6:31 3:05:13 5:05 2:36:20 6:39:08
1046 Bib 616 BR M50-54 50 45:29 7:00 3:02:28 6:18 2:37:57 6:39:12
1047 Bib 777 GB M40-44 103 59:05 5:30 3:01:32 3:04 2:30:05 6:39:16
1048 Bib 1752 US M30-34 137 37:05 8:25 2:57:42 6:29 2:49:41 6:39:24
1049 Bib 1274 US M50-54 51 48:26 8:23 2:59:12 7:11 2:36:17 6:39:28
1050 Bib 1486 US M18-24 83 51:03 6:42 3:06:51 4:19 2:30:46 6:39:41
1051 Bib 1775 US F40-44 31 37:34 7:10 3:24:32 4:51 2:25:37 6:39:44
1052 Bib 213 US F60-64 5 42:49 7:01 3:05:52 5:09 2:38:59 6:39:51
1052 Bib 402 US M30-34 138 49:17 11:13 3:09:39 5:33 2:24:09 6:39:51
1054 Bib 1586 US M35-39 106 37:52 9:32 3:05:49 8:18 2:38:40 6:40:11
1055 Bib 411 US M40-44 104 53:37 8:12 3:11:57 6:07 2:20:22 6:40:15
1056 Bib 1315 US M30-34 139 46:05 4:55 3:09:14 4:22 2:35:54 6:40:30
1057 Bib 1793 US F18-24 22 39:26 7:39 3:54:38 6:15 1:52:34 6:40:32
1058 Bib 601 US F40-44 32 42:28 7:06 3:11:46 7:35 2:31:56 6:40:51
1059 Bib 824 US M40-44 105 40:01 8:06 3:10:03 9:17 2:33:28 6:40:56
1060 Bib 1519 US M18-24 84 40:47 7:54 3:20:20 8:46 2:23:14 6:41:01
1061 Bib 1896 US M35-39 107 43:55 6:47 3:12:07 6:45 2:31:34 6:41:08
1062 Bib 303 US M30-34 140 44:57 8:19 3:09:00 3:48 2:35:08 6:41:13
1063 Bib 790 US M25-29 149 42:31 7:07 3:16:50 6:55 2:27:55 6:41:17
1064 Bib 1434 US M30-34 141 47:43 7:09 2:56:17 13:59 2:36:13 6:41:21
1065 Bib 791 US M25-29 150 39:23 10:11 3:16:47 6:56 2:28:05 6:41:22
1066 Bib 1884 US M30-34 142 45:57 6:35 3:19:01 4:29 2:25:21 6:41:24
1067 Bib 562 US M35-39 108 44:16 7:56 3:06:49 10:05 2:32:25 6:41:30
1068 Bib 800 US M55-59 44 51:17 9:38 2:46:27 7:32 2:46:43 6:41:37
1069 Bib 1241 US F25-29 65 43:48 7:11 3:23:01 5:13 2:22:31 6:41:44
1069 Bib 471 US M40-44 106 43:50 5:00 3:03:39 4:25 2:44:50 6:41:44
1071 Bib 668 US M35-39 109 42:45 4:27 3:09:30 3:41 2:41:21 6:41:45
1072 Bib 197 US M40-44 107 44:29 6:01 2:58:58 4:37 2:47:42 6:41:47
1073 Bib 1722 TW F30-34 47 35:50 9:28 3:16:20 6:23 2:33:52 6:41:52
1074 Bib 268 US M40-44 108 36:02 5:25 2:41:59 6:05 3:12:38 6:42:09
1075 Bib 1671 US M55-59 45 40:40 5:54 3:13:37 5:09 2:36:53 6:42:13
1076 Bib 780 US M35-39 110 53:03 9:33 3:07:44 5:29 2:26:29 6:42:19
1077 Bib 510 US M35-39 111 34:38 6:26 3:06:43 3:46 2:50:56 6:42:29
1078 Bib 1054 US F55-59 10 36:00 5:23 3:12:30 2:54 2:46:37 6:43:24
1079 Bib 380 CA M50-54 52 48:48 5:06 2:40:06 5:00 3:04:31 6:43:31
1080 Bib 847 US F18-24 23 37:21 8:29 3:20:50 8:58 2:28:00 6:43:38
1081 Bib 491 US F25-29 66 34:12 4:25 3:17:12 3:20 2:44:32 6:43:41
1082 Bib 1130 US M25-29 151 42:12 6:36 3:05:21 5:52 2:43:41 6:43:43
1083 Bib 949 US F45-49 18 36:20 5:38 2:57:17 5:35 2:58:56 6:43:46
1084 Bib 1374 US F35-39 33 41:29 7:39 3:25:42 8:37 2:20:32 6:43:59
1085 Bib 752 US M30-34 143 37:32 4:30 4:03:50 2:14 1:55:53 6:44:00
1086 Bib 1476 US F25-29 67 43:09 5:07 3:04:15 3:59 2:47:35 6:44:05
1087 Bib 445 US M55-59 46 40:18 5:23 3:09:04 3:31 2:46:10 6:44:27
1088 Bib 1699 US M40-44 109 44:46 6:24 3:08:25 4:14 2:40:46 6:44:34
1088 Bib 1878 US M50-54 53 45:25 6:47 2:51:57 6:37 2:53:49 6:44:34
1090 Bib 1572 US F25-29 68 47:41 4:29 3:16:27 5:10 2:30:47 6:44:35
1091 Bib 1147 US M60-64 24 46:10 9:33 2:52:17 12:04 2:44:32 6:44:36
1092 Bib 1755 US F25-29 69 39:51 7:34 3:28:24 4:41 2:24:09 6:44:39
1093 Bib 753 US M50-54 54 42:45 12:53 3:04:05 6:16 2:38:42 6:44:42
1094 Bib 1836 US F40-44 33 46:45 11:33 3:12:49 8:11 2:25:27 6:44:46
1095 Bib 721 US F25-29 70 33:51 4:56 3:05:09 4:30 2:56:27 6:44:53
1096 Bib 1341 US M30-34 144 45:14 9:50 3:06:57 8:57 2:34:07 6:45:05
1097 Bib 1136 US M35-39 112 52:50 4:11 3:01:31 3:54 2:42:59 6:45:25
1098 Bib 1480 US M35-39 113 49:39 6:30 2:58:37 4:47 2:46:07 6:45:41
1099 Bib 1103 US M45-49 73 41:42 9:08 3:05:38 8:39 2:40:52 6:45:59
1100 Bib 418 CA F25-29 71 33:08 9:46 3:20:23 7:00 2:36:02 6:46:19

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