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IRONMAN 70.3

IRONMAN 70.3 Boulder 2023

1.931 km swim · 89.9462 km bike · 21.0824 km run

Official results Age-group thresholds All editions
Finishers
1,429
97 did not finish or were disqualified
Best swim
23:29
1.931 km
Best bike
1:53:11
89.9462 km
Best run
1:09:27
21.0824 km
Men's podium
  1. 1 Bib 2US · MPRO 3:33:23
  2. 2 Bib 4CA · MPRO 3:38:13
  3. 3 Bib 3US · MPRO 3:38:14
Women's podium
  1. 1 Bib 60US · FPRO 3:56:34
  2. 2 Bib 62GB · FPRO 4:04:39
  3. 3 Bib 61ZA · FPRO 4:05:26

1,560 results · page 11 of 16

Pos Athlete AG AG pos Swim T1 Bike T2 Run Finish
1001 Bib 1463 US M25-29 114 47:57 8:39 3:00:46 4:08 2:35:54 6:37:25
1002 Bib 942 US M40-44 91 45:17 5:03 3:16:58 3:49 2:26:26 6:37:33
1003 Bib 784 US F35-39 47 40:07 5:16 3:08:38 3:21 2:40:17 6:37:39
1004 Bib 349 US M25-29 115 33:49 10:26 3:01:56 6:47 2:44:50 6:37:48
1005 Bib 1002 US M45-49 72 1:05:28 9:23 2:58:04 8:29 2:16:26 6:37:50
1006 Bib 528 US M35-39 119 52:30 9:18 3:06:51 10:57 2:18:18 6:37:54
1007 Bib 1400 US M60-64 24 44:28 6:12 3:09:47 7:56 2:29:37 6:38:00
1008 Bib 1548 US F30-34 56 36:52 4:21 3:15:18 6:31 2:35:05 6:38:08
1009 Bib 1610 US M40-44 92 41:11 9:31 3:01:47 8:52 2:37:19 6:38:41
1010 Bib 274 US M50-54 47 36:42 6:23 3:07:36 6:48 2:41:17 6:38:45
1011 Bib 1019 US M25-29 116 42:55 5:52 3:07:19 4:21 2:38:29 6:38:56
1011 Bib 1090 US F40-44 29 43:40 5:41 3:07:39 4:36 2:37:20 6:38:56
1013 Bib 1006 US M25-29 117 39:53 8:21 3:30:01 3:45 2:17:10 6:39:09
1014 Bib 1178 US M25-29 118 49:09 6:15 2:52:58 3:13 2:47:35 6:39:11
1015 Bib 1499 US F30-34 57 32:42 5:28 3:11:58 7:34 2:41:35 6:39:17
1016 Bib 540 AU F35-39 48 40:14 4:27 3:09:49 4:36 2:40:23 6:39:28
1017 Bib 990 US M45-49 73 43:25 5:31 3:08:38 4:08 2:37:50 6:39:32
1018 Bib 188 US F55-59 11 42:03 5:40 3:08:17 5:00 2:38:33 6:39:34
1019 Bib 1395 US M30-34 122 46:52 10:11 3:00:02 7:40 2:35:15 6:40:00
1020 Bib 399 US M60-64 25 41:41 6:09 3:05:43 5:37 2:41:07 6:40:17
1021 Bib 919 US M25-29 119 47:23 9:31 3:02:12 9:01 2:32:15 6:40:22
1022 Bib 350 US M30-34 123 40:52 8:10 3:09:58 7:10 2:34:14 6:40:24
1023 Bib 1126 US M50-54 48 48:29 7:50 3:06:33 7:27 2:30:21 6:40:40
1024 Bib 1048 US M25-29 120 46:18 6:02 3:27:23 7:47 2:13:18 6:40:49
1025 Bib 1035 US M30-34 124 41:36 4:54 3:17:08 4:13 2:33:03 6:40:53
1026 Bib 1577 US M35-39 120 45:09 5:17 3:08:33 10:20 2:31:45 6:41:05
1027 Bib 1405 US M30-34 125 52:28 11:00 3:09:38 9:31 2:18:29 6:41:07
1028 Bib 1150 US M30-34 126 1:03:10 8:18 3:03:56 6:15 2:19:46 6:41:26
1029 Bib 106 TW M40-44 93 47:51 9:49 3:12:09 4:56 2:26:45 6:41:30
1030 Bib 1235 US F55-59 12 46:00 6:35 3:14:25 4:40 2:30:08 6:41:49
1031 Bib 394 US F60-64 7 48:00 17:01 2:59:13 4:51 2:32:53 6:41:57
1032 Bib 902 US M45-49 74 55:16 7:37 3:06:36 5:51 2:26:37 6:41:58
1033 Bib 478 US M30-34 127 42:11 6:03 2:57:17 5:20 2:51:08 6:41:59
1034 Bib 1040 US F45-49 27 50:56 7:20 3:17:59 4:24 2:21:27 6:42:05
1035 Bib 1095 US M25-29 121 56:31 8:02 3:13:10 6:47 2:17:56 6:42:26
1036 Bib 1094 US F25-29 49 56:32 8:05 3:13:11 6:47 2:17:56 6:42:30
1037 Bib 1047 US F25-29 50 50:22 6:07 3:12:43 3:36 2:29:43 6:42:31
1037 Bib 1225 US M30-34 128 45:55 5:59 3:05:08 6:05 2:39:23 6:42:31
1039 Bib 1197 US M45-49 75 43:45 7:07 3:11:01 4:57 2:36:44 6:43:35
1040 Bib 440 US M55-59 38 1:05:29 7:34 3:02:12 5:18 2:23:05 6:43:38
1041 Bib 980 US F55-59 13 40:03 5:06 3:22:54 3:50 2:31:52 6:43:45
1042 Bib 777 US M30-34 129 45:33 6:02 3:12:34 4:59 2:34:48 6:43:56
1043 Bib 602 US M35-39 121 45:22 5:03 2:58:20 5:28 2:49:53 6:44:06
1044 Bib 1572 US F40-44 30 43:06 5:03 3:10:13 5:42 2:40:26 6:44:30
1045 Bib 921 US M50-54 49 44:25 5:54 3:18:02 6:21 2:29:49 6:44:31
1046 Bib 819 US F40-44 31 33:41 5:05 3:21:38 3:24 2:40:45 6:44:33
1047 Bib 316 US F18-24 20 38:33 6:23 3:18:43 4:36 2:36:23 6:44:37
1048 Bib 678 US M30-34 130 39:27 4:24 3:06:16 3:10 2:51:31 6:44:48
1049 Bib 1461 US M25-29 122 37:29 5:03 3:11:25 4:12 2:46:45 6:44:54
1050 Bib 723 US M30-34 131 49:59 10:18 3:14:04 4:23 2:26:13 6:44:56
1051 Bib 348 US F25-29 51 42:15 9:55 3:14:07 7:43 2:31:07 6:45:06
1052 Bib 380 US M30-34 132 44:18 5:21 3:05:39 4:46 2:45:22 6:45:26
1053 Bib 878 US M30-34 133 46:46 6:23 3:11:28 5:46 2:35:07 6:45:30
1054 Bib 1227 US F18-24 21 46:10 7:02 3:14:23 11:50 2:26:08 6:45:32
1055 Bib 327 US F45-49 28 53:29 6:48 3:20:17 6:07 2:18:58 6:45:40
1056 Bib 195 US M55-59 39 46:32 8:10 3:00:33 5:15 2:45:34 6:46:04
1057 Bib 514 US M60-64 26 42:33 5:48 2:55:10 5:30 2:57:15 6:46:16
1058 Bib 1196 US M35-39 122 36:58 5:01 3:16:22 3:56 2:44:02 6:46:19
1059 Bib 1387 US M35-39 123 39:15 10:37 3:02:46 5:53 2:47:53 6:46:25
1060 Bib 534 MX M45-49 76 40:08 7:02 3:14:55 5:48 2:38:35 6:46:27
1061 Bib 1378 US M30-34 134 41:43 6:27 3:14:18 4:16 2:39:54 6:46:37
1062 Bib 981 US M35-39 124 53:32 6:12 3:26:57 3:35 2:16:33 6:46:48
1063 Bib 458 US M40-44 94 44:19 6:30 3:07:04 8:00 2:41:09 6:47:02
1064 Bib 449 US M35-39 125 48:41 11:54 2:59:34 8:43 2:38:13 6:47:05
1065 Bib 1294 US M25-29 123 49:14 11:08 3:26:24 9:03 2:11:25 6:47:13
1066 Bib 1607 US F30-34 58 53:46 10:13 3:18:59 5:55 2:18:32 6:47:25
1067 Bib 513 US M35-39 126 50:01 5:05 3:16:01 5:44 2:30:41 6:47:31
1068 Bib 852 US F40-44 32 52:30 4:55 3:00:24 7:12 2:42:41 6:47:42
1069 Bib 851 US F40-44 33 40:28 7:40 3:10:36 6:18 2:42:41 6:47:43
1070 Bib 479 US M50-54 50 43:14 7:35 3:12:07 5:53 2:38:55 6:47:44
1071 Bib 1275 US M25-29 124 53:55 9:14 3:15:34 12:22 2:16:41 6:47:46
1072 Bib 776 US M50-54 51 49:11 8:11 3:20:06 3:41 2:26:39 6:47:48
1073 Bib 1188 US M25-29 125 44:17 6:27 3:14:28 5:49 2:36:56 6:47:56
1074 Bib 395 US F40-44 34 50:25 5:50 3:08:33 5:32 2:37:40 6:48:00
1075 Bib 743 US M25-29 126 45:49 7:20 3:15:40 7:30 2:31:42 6:48:01
1076 Bib 1550 US M30-34 135 1:02:45 5:19 3:11:56 4:03 2:24:01 6:48:05
1077 Bib 1638 US M25-29 127 46:14 10:21 3:41:40 7:32 2:02:27 6:48:15
1078 Bib 1571 US F45-49 29 52:41 5:42 3:03:37 7:27 2:38:49 6:48:16
1079 Bib 1156 US F25-29 52 48:03 6:47 3:30:02 7:13 2:16:12 6:48:18
1080 Bib 853 US M45-49 77 46:50 8:44 3:05:43 5:09 2:41:56 6:48:22
1081 Bib 1471 US M40-44 95 40:37 4:03 3:06:29 3:18 2:53:59 6:48:27
1082 Bib 976 US F30-34 59 1:03:21 7:29 3:10:49 6:21 2:20:28 6:48:28
1083 Bib 1025 US F30-34 60 50:36 8:29 3:21:22 5:03 2:23:11 6:48:40
1084 Bib 572 US M50-54 52 49:33 7:37 3:03:44 6:31 2:41:22 6:48:47
1084 Bib 830 US M55-59 40 54:44 6:39 3:15:19 5:08 2:26:58 6:48:47
1086 Bib 322 US F35-39 49 52:30 5:43 3:34:30 2:46 2:13:24 6:48:52
1087 Bib 1365 US F30-34 61 40:40 6:49 3:24:30 5:28 2:31:26 6:48:53
1087 Bib 1366 US M25-29 128 32:44 6:53 3:24:46 7:32 2:36:58 6:48:53
1089 Bib 1295 US M25-29 129 36:49 8:32 3:13:57 7:13 2:42:30 6:49:01
1090 Bib 442 US M25-29 130 38:13 7:43 3:16:26 6:29 2:40:16 6:49:07
1091 Bib 864 PL F35-39 50 53:19 5:57 3:11:29 5:45 2:32:48 6:49:19
1092 Bib 857 US F18-24 22 48:36 5:13 3:13:34 3:37 2:38:38 6:49:38
1093 Bib 1254 US F40-44 35 40:25 7:04 3:24:04 4:41 2:33:33 6:49:46
1094 Bib 616 US M60-64 27 46:22 8:13 2:51:51 4:39 2:58:59 6:50:03
1095 Bib 1478 US M25-29 131 49:30 8:34 3:21:09 7:06 2:24:05 6:50:23
1096 Bib 402 US M25-29 132 44:01 9:17 3:33:09 3:42 2:20:15 6:50:24
1097 Bib 439 US M35-39 127 42:14 8:14 3:01:44 4:56 2:53:21 6:50:29
1098 Bib 1483 US M35-39 128 56:02 4:58 3:14:08 3:12 2:32:14 6:50:33
1099 Bib 699 JP M35-39 129 43:28 7:45 3:21:07 4:15 2:34:45 6:51:20
1100 Bib 361 US F55-59 14 55:34 7:39 2:57:11 4:42 2:46:17 6:51:23

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