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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 12 of 18

Pos Athlete AG AG pos Swim T1 Bike T2 Run Finish
1100 Bib 990 US M35-39 114 52:50 8:08 3:24:11 6:30 2:14:40 6:46:19
1102 Bib 734 US M18-24 85 42:07 4:55 2:52:09 4:27 3:02:45 6:46:22
1103 Bib 1568 US M25-29 152 40:52 6:03 3:03:20 5:08 2:51:04 6:46:27
1104 Bib 869 US F30-34 48 37:30 6:40 3:24:17 7:44 2:30:26 6:46:38
1105 Bib 1303 BR M25-29 153 48:28 5:21 3:00:32 5:32 2:46:49 6:46:43
1106 Bib 1040 US F30-34 49 1:01:52 6:22 3:24:22 7:09 2:06:59 6:46:45
1107 Bib 649 US M60-64 25 43:25 6:35 2:58:11 5:43 2:52:59 6:46:52
1108 Bib 406 US M18-24 86 38:51 8:45 3:10:14 5:09 2:43:58 6:46:58
1109 Bib 122 US F60-64 6 42:55 3:53 3:07:55 3:29 2:48:57 6:47:08
1110 Bib 1491 US F35-39 34 41:56 6:30 3:13:54 6:49 2:37:59 6:47:09
1110 Bib 339 US F30-34 50 39:53 5:51 3:12:48 5:00 2:43:37 6:47:09
1112 Bib 446 US M25-29 154 51:17 6:19 3:34:25 6:13 2:09:03 6:47:17
1113 Bib 881 US M40-44 110 33:22 7:46 2:49:09 7:28 3:09:38 6:47:23
1114 Bib 1750 US M25-29 155 48:38 7:01 3:11:00 6:51 2:34:20 6:47:51
1115 Bib 561 CA M35-39 115 39:27 10:26 3:16:01 10:26 2:31:40 6:48:00
1116 Bib 1727 US M30-34 145 44:48 14:13 3:00:13 8:35 2:40:19 6:48:08
1116 Bib 423 US F40-44 34 44:46 5:39 3:24:22 4:43 2:28:38 6:48:08
1118 Bib 1428 US M30-34 146 51:46 8:35 3:01:38 8:36 2:37:46 6:48:20
1119 Bib 1253 US M30-34 147 38:36 11:15 3:30:13 9:03 2:19:21 6:48:27
1120 Bib 1659 US M25-29 156 43:55 6:20 3:29:34 7:16 2:21:27 6:48:31
1121 Bib 1099 US M30-34 148 40:59 8:07 3:31:42 5:14 2:23:28 6:49:30
1121 Bib 1262 US F18-24 24 33:06 21:05 3:31:58 17:01 2:06:20 6:49:30
1123 Bib 738 US M35-39 116 42:48 7:35 3:12:58 6:15 2:39:59 6:49:35
1124 Bib 1585 US M50-54 55 58:27 10:42 3:15:32 7:13 2:17:48 6:49:42
1125 Bib 1001 US M30-34 149 41:10 7:59 3:17:30 4:54 2:38:11 6:49:43
1126 Bib 1337 US M70-74 2 37:38 7:18 3:28:46 8:52 2:27:09 6:49:44
1127 Bib 817 US M50-54 56 37:46 7:36 3:04:02 5:56 2:54:37 6:49:57
1128 Bib 715 MX F60-64 7 46:48 9:35 3:06:36 6:30 2:40:33 6:50:01
1129 Bib 588 US F25-29 72 1:05:00 5:36 3:14:30 4:32 2:20:33 6:50:12
1130 Bib 1367 US M25-29 157 47:36 5:39 3:02:57 4:44 2:49:18 6:50:14
1131 Bib 1212 US F30-34 51 45:00 7:03 3:12:15 5:59 2:40:00 6:50:16
1132 Bib 1288 US F18-24 25 40:44 6:41 3:38:27 3:55 2:20:42 6:50:30
1132 Bib 334 US M50-54 57 39:39 7:35 3:15:32 5:14 2:42:30 6:50:30
1134 Bib 960 US M30-34 150 52:52 4:35 3:01:55 4:13 2:47:00 6:50:35
1135 Bib 1437 US F30-34 52 41:35 6:38 3:30:00 8:22 2:24:04 6:50:39
1136 Bib 549 CA F25-29 73 44:01 7:34 3:08:25 4:04 2:46:59 6:51:02
1137 Bib 916 US F40-44 35 47:40 5:04 3:19:16 3:53 2:35:14 6:51:07
1138 Bib 1769 US F55-59 11 45:28 7:51 3:09:28 8:47 2:39:46 6:51:19
1139 Bib 867 US M35-39 117 48:55 6:10 3:21:08 6:02 2:29:19 6:51:35
1140 Bib 137 US M40-44 111 44:32 8:27 3:13:57 11:19 2:33:28 6:51:42
1141 Bib 1612 US M60-64 26 36:28 8:46 3:03:16 5:19 2:57:56 6:51:46
1142 Bib 1257 US M25-29 158 42:36 6:35 2:48:19 6:05 3:08:19 6:51:54
1143 Bib 1824 US F25-29 74 59:05 5:29 3:31:48 4:04 2:11:36 6:52:01
1144 Bib 1839 US M30-34 151 35:28 5:05 2:51:18 4:24 3:15:57 6:52:12
1145 Bib 1073 US F40-44 36 41:20 7:36 3:06:38 7:31 2:49:31 6:52:36
1145 Bib 571 US M60-64 27 51:58 9:22 3:13:34 6:59 2:30:42 6:52:36
1147 Bib 1015 US F18-24 26 37:20 5:06 3:11:06 3:32 2:55:35 6:52:39
1148 Bib 674 EC M55-59 47 44:29 5:09 3:00:24 5:42 2:57:03 6:52:47
1149 Bib 1571 US M18-24 87 45:11 4:42 3:02:51 5:46 2:54:39 6:53:08
1150 Bib 856 US M30-34 152 45:09 9:40 3:08:20 6:25 2:43:39 6:53:14
1151 Bib 1003 US M25-29 159 43:14 5:20 3:11:40 6:38 2:46:31 6:53:23
1151 Bib 518 US F30-34 53 37:40 6:54 3:20:23 7:38 2:40:48 6:53:23
1153 Bib 321 US M60-64 28 42:38 5:34 3:03:22 6:21 2:55:51 6:53:45
1154 Bib 1447 US M25-29 160 52:20 4:08 3:28:32 3:24 2:25:21 6:53:46
1155 Bib 1180 US F50-54 16 42:18 6:31 3:16:13 5:54 2:42:54 6:53:50
1156 Bib 1114 US M55-59 48 43:38 7:29 3:12:23 5:49 2:44:49 6:54:08
1156 Bib 366 US M55-59 48 43:45 7:02 3:11:56 4:23 2:47:00 6:54:08
1156 Bib 890 US F60-64 8 45:39 4:35 3:10:22 4:48 2:48:43 6:54:08
1159 Bib 1046 US M25-29 161 48:22 4:28 3:07:41 3:03 2:50:38 6:54:12
1160 Bib 1157 US M35-39 118 44:08 6:36 3:24:36 9:54 2:29:00 6:54:14
1161 Bib 1132 US M45-49 74 45:19 9:33 3:15:16 5:09 2:39:20 6:54:37
1161 Bib 763 US M25-29 162 34:47 5:26 2:57:59 6:07 3:10:19 6:54:37
1163 Bib 532 US F18-24 27 37:30 5:03 3:06:34 5:13 3:00:22 6:54:42
1164 Bib 1648 US F35-39 35 35:04 4:34 2:59:36 6:12 3:09:21 6:54:46
1165 Bib 1369 US M40-44 112 39:37 8:15 3:03:00 5:49 2:58:06 6:54:47
1166 Bib 499 US F50-54 17 47:12 4:56 3:14:39 2:38 2:45:28 6:54:53
1167 Bib 1624 US F25-29 75 44:48 6:29 3:09:56 6:11 2:47:34 6:54:58
1167 Bib 450 US M55-59 50 57:27 6:49 3:11:39 5:17 2:33:45 6:54:58
1169 Bib 1366 US M35-39 119 44:55 7:38 3:02:30 5:51 2:54:15 6:55:10
1170 Bib 1866 US M45-49 75 45:55 8:26 3:17:50 3:57 2:39:04 6:55:11
1171 Bib 698 US M30-34 153 42:06 7:51 2:57:39 6:07 3:01:39 6:55:23
1172 Bib 1838 US F30-34 54 46:53 7:23 3:09:46 5:03 2:46:20 6:55:25
1173 Bib 1108 US F50-54 18 50:52 5:54 3:17:13 5:16 2:36:14 6:55:28
1174 Bib 1311 US M35-39 120 45:29 6:02 3:04:30 3:41 2:55:47 6:55:29
1175 Bib 822 US F55-59 12 49:07 9:58 2:56:11 12:15 2:48:10 6:55:41
1176 Bib 718 US M45-49 76 41:33 7:08 3:06:16 8:00 2:52:56 6:55:55
1177 Bib 1125 US M18-24 88 44:25 7:25 3:10:44 3:45 2:50:00 6:56:21
1178 Bib 1283 US M30-34 154 47:32 6:12 3:17:51 6:52 2:38:01 6:56:28
1179 Bib 714 US M25-29 163 44:51 6:18 3:11:47 3:32 2:50:01 6:56:29
1179 Bib 776 US M30-34 155 36:23 5:32 3:17:53 4:13 2:52:27 6:56:29
1181 Bib 534 US M25-29 164 38:01 10:31 2:59:07 7:14 3:01:41 6:56:33
1182 Bib 514 US F25-29 76 1:06:03 6:03 3:12:11 5:15 2:27:20 6:56:52
1183 Bib 501 US M75-79 1 51:29 4:49 3:13:19 6:46 2:40:30 6:56:54
1184 Bib 634 US F45-49 19 1:02:21 7:28 3:04:59 7:05 2:35:04 6:56:57
1185 Bib 1064 US M35-39 121 50:27 7:22 3:38:35 3:55 2:16:43 6:57:02
1186 Bib 1127 US F50-54 19 54:44 8:37 3:19:34 8:16 2:25:57 6:57:07
1187 Bib 1105 US M25-29 165 50:43 7:46 3:10:22 6:22 2:42:06 6:57:19
1187 Bib 584 US F25-29 77 43:59 10:05 3:21:51 8:04 2:33:20 6:57:19
1189 Bib 377 US F35-39 36 48:16 7:32 3:12:27 7:19 2:42:17 6:57:52
1190 Bib 961 US M25-29 166 58:28 4:29 3:07:40 3:36 2:43:45 6:57:58
1191 Bib 1388 US M18-24 89 41:37 9:03 3:18:07 6:43 2:42:32 6:58:02
1192 Bib 374 US F45-49 20 50:53 5:07 3:15:50 3:46 2:42:32 6:58:07
1193 Bib 506 US F25-29 78 44:41 9:17 3:27:36 6:58 2:29:46 6:58:18
1194 Bib 249 MX M65-69 7 49:52 8:51 3:15:47 4:20 2:39:31 6:58:20
1195 Bib 903 US M40-44 113 45:32 9:08 3:15:17 7:53 2:40:31 6:58:22
1196 Bib 336 US F40-44 37 40:40 8:44 3:23:20 6:44 2:38:57 6:58:25
1197 Bib 565 US M30-34 156 51:20 6:05 3:20:54 5:04 2:35:01 6:58:26
1197 Bib 996 MX M55-59 51 45:59 8:43 3:02:42 7:00 2:54:02 6:58:26
1199 Bib 617 CA F50-54 20 53:56 9:24 2:59:38 8:58 2:46:31 6:58:27
1200 Bib 1312 US F30-34 55 43:33 6:35 3:11:57 7:43 2:48:41 6:58:28

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