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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 5 of 16

Pos Athlete AG AG pos Swim T1 Bike T2 Run Finish
401 Bib 461 GT F35-39 11 44:50 5:35 2:48:01 3:20 1:46:56 5:28:42
402 Bib 956 US M25-29 49 46:02 6:24 2:52:54 3:20 1:40:07 5:28:48
403 Bib 317 US M25-29 50 35:38 3:37 2:52:12 3:04 1:54:18 5:28:49
404 Bib 1576 US M18-24 25 30:29 3:44 2:58:05 4:29 1:52:07 5:28:53
405 Bib 937 US M55-59 10 40:07 4:51 2:42:49 3:44 1:57:27 5:28:58
406 Bib 684 US M25-29 51 34:30 3:24 2:41:58 3:00 2:06:11 5:29:03
407 Bib 820 US M30-34 46 41:44 6:33 2:44:02 4:44 1:52:01 5:29:05
408 Bib 1004 US M40-44 42 51:54 5:03 2:39:36 3:28 1:49:08 5:29:08
408 Bib 1028 US M30-34 47 36:55 7:03 2:45:33 3:55 1:55:42 5:29:08
410 Bib 1565 US M25-29 52 37:39 4:03 2:52:34 4:25 1:50:34 5:29:15
411 Bib 735 US M25-29 53 42:55 6:50 2:48:33 4:21 1:46:37 5:29:16
412 Bib 774 BR M40-44 43 46:04 4:15 2:37:35 5:06 1:56:17 5:29:17
413 Bib 718 UY M35-39 48 35:00 3:28 2:41:53 2:30 2:06:44 5:29:35
414 Bib 906 US M50-54 22 41:24 5:17 2:32:38 4:58 2:05:26 5:29:43
415 Bib 427 US M55-59 11 36:05 4:45 2:49:18 6:42 1:53:11 5:30:00
416 Bib 663 US M50-54 23 41:42 4:50 2:34:37 3:30 2:05:25 5:30:03
417 Bib 1212 US M70-74 1 34:01 3:34 2:35:31 3:06 2:13:51 5:30:04
418 Bib 1425 US M18-24 26 35:09 3:43 2:30:42 2:27 2:18:06 5:30:06
419 Bib 1464 US M45-49 32 35:05 4:33 2:43:57 2:41 2:03:51 5:30:07
420 Bib 410 US M18-24 27 49:07 5:27 2:48:57 3:50 1:42:54 5:30:15
421 Bib 1420 US M35-39 49 38:22 4:15 2:43:59 4:11 1:59:39 5:30:26
422 Bib 1517 US F50-54 7 43:43 3:10 2:42:13 2:40 1:58:51 5:30:37
423 Bib 525 US M35-39 50 34:52 5:04 3:01:58 3:15 1:45:30 5:30:38
424 Bib 169 US F35-39 12 41:35 3:34 2:50:39 2:36 1:52:19 5:30:42
425 Bib 384 US M35-39 51 44:03 5:01 2:38:32 3:38 1:59:34 5:30:47
426 Bib 880 US M25-29 54 35:42 3:38 2:54:25 4:13 1:52:50 5:30:48
427 Bib 1645 US M35-39 52 41:15 5:24 2:54:07 3:39 1:46:23 5:30:49
428 Bib 432 US M45-49 33 44:02 4:20 2:37:47 3:05 2:01:37 5:30:51
429 Bib 1445 US M25-29 55 41:09 4:29 2:47:32 4:48 1:52:53 5:30:52
430 Bib 1415 US M25-29 56 39:18 4:28 2:43:49 3:14 2:00:19 5:31:08
431 Bib 1161 US M30-34 48 44:27 3:08 2:42:16 3:08 1:58:33 5:31:32
432 Bib 619 US M25-29 57 45:18 5:13 2:47:02 3:59 1:50:14 5:31:46
433 Bib 192 IT M55-59 12 39:09 7:07 2:44:00 4:37 1:56:56 5:31:48
434 Bib 762 US F35-39 13 37:11 4:13 2:59:01 3:25 1:47:59 5:31:49
435 Bib 1030 US M25-29 58 43:43 5:43 2:44:22 3:42 1:54:24 5:31:54
436 Bib 804 US M30-34 49 41:59 3:48 2:44:12 2:18 2:00:08 5:32:26
437 Bib 263 US F30-34 17 35:35 4:44 2:49:27 2:58 1:59:47 5:32:31
438 Bib 1036 US M40-44 44 40:32 7:06 2:45:40 3:58 1:55:20 5:32:36
438 Bib 262 MX M30-34 50 43:32 3:50 2:42:17 3:10 1:59:47 5:32:36
440 Bib 265 US M55-59 13 41:42 4:33 2:44:25 2:45 1:59:25 5:32:50
441 Bib 1005 US M35-39 53 42:41 6:41 2:43:01 4:44 1:55:49 5:32:56
442 Bib 1370 US M45-49 34 36:36 4:59 2:42:24 4:13 2:04:44 5:32:57
443 Bib 1287 US M25-29 59 41:40 4:27 2:53:11 2:26 1:51:23 5:33:08
444 Bib 1306 US F30-34 18 36:47 4:04 2:51:58 3:03 1:57:20 5:33:12
445 Bib 1222 US M30-34 51 41:18 3:46 2:45:34 5:22 1:57:29 5:33:29
446 Bib 184 US M60-64 12 37:49 3:27 2:36:13 3:30 2:12:36 5:33:36
447 Bib 600 US F35-39 14 36:40 5:11 2:45:56 3:28 2:02:35 5:33:49
448 Bib 495 CR F35-39 15 45:55 5:15 2:48:00 4:14 1:50:28 5:33:51
449 Bib 1032 US M40-44 45 36:49 3:40 2:42:04 3:52 2:07:29 5:33:54
450 Bib 1416 US M25-29 60 43:15 5:32 2:46:05 4:35 1:54:33 5:34:00
451 Bib 1399 US M55-59 14 32:17 4:30 2:39:48 3:53 2:13:39 5:34:06
452 Bib 1429 US M55-59 15 39:05 3:31 2:49:42 7:55 1:53:56 5:34:08
453 Bib 1029 US M25-29 61 41:17 8:17 2:54:26 5:36 1:44:34 5:34:10
454 Bib 1351 US M70-74 2 36:51 4:23 2:48:23 3:04 2:01:33 5:34:14
455 Bib 1110 US M50-54 24 36:36 4:10 2:42:57 3:23 2:07:37 5:34:44
455 Bib 180 US F50-54 8 42:11 3:57 2:48:50 2:13 1:57:33 5:34:44
457 Bib 1426 US M30-34 52 38:25 4:05 2:47:57 3:48 2:00:32 5:34:46
458 Bib 838 US M35-39 54 36:20 4:36 2:43:07 4:24 2:06:40 5:35:07
459 Bib 421 US F25-29 19 39:36 3:34 2:49:44 3:19 1:58:58 5:35:11
460 Bib 873 US M35-39 55 40:17 3:44 2:43:18 3:14 2:04:40 5:35:14
461 Bib 168 US F60-64 1 40:10 4:51 2:48:52 4:16 1:57:09 5:35:19
462 Bib 662 US M25-29 62 51:47 5:28 2:42:19 3:34 1:52:21 5:35:30
463 Bib 1247 US M25-29 63 36:22 8:10 2:59:49 3:59 1:47:27 5:35:48
464 Bib 1487 US M60-64 13 36:36 4:07 2:43:15 4:03 2:07:47 5:35:49
465 Bib 293 US M18-24 28 42:27 6:17 2:50:49 3:26 1:53:00 5:35:58
466 Bib 1092 US M25-29 64 44:57 6:00 2:50:46 7:02 1:47:20 5:36:05
467 Bib 1323 US M45-49 35 39:41 5:14 2:53:30 6:10 1:51:40 5:36:14
468 Bib 1217 US F30-34 19 43:32 3:57 2:59:31 3:30 1:45:45 5:36:15
469 Bib 1446 IT M35-39 56 42:57 5:40 2:51:05 3:57 1:52:47 5:36:26
470 Bib 154 US F30-34 20 34:07 3:56 2:44:07 3:10 2:11:07 5:36:28
471 Bib 1580 US M65-69 1 36:37 4:29 2:54:26 3:36 1:57:20 5:36:29
472 Bib 1403 US M45-49 36 36:50 4:53 2:51:09 3:57 1:59:41 5:36:31
472 Bib 632 US F30-34 21 37:49 4:58 2:30:41 4:47 2:18:16 5:36:31
474 Bib 529 US M25-29 65 42:12 4:19 2:45:32 3:11 2:01:18 5:36:32
475 Bib 108 US M50-54 25 39:40 4:09 2:46:55 2:32 2:03:29 5:36:46
476 Bib 1518 US F25-29 20 39:12 4:10 2:53:53 4:47 1:54:45 5:36:47
477 Bib 1213 US M55-59 16 35:35 3:58 2:43:05 4:52 2:09:24 5:36:54
478 Bib 368 US M30-34 53 39:45 4:34 2:42:32 3:49 2:06:33 5:37:13
479 Bib 459 US M50-54 26 44:33 3:54 2:44:54 3:22 2:00:50 5:37:34
480 Bib 296 US M25-29 66 42:12 6:02 2:41:28 3:53 2:04:05 5:37:40
481 Bib 374 US M45-49 37 44:10 5:04 2:37:32 6:39 2:04:22 5:37:46
482 Bib 1439 US M40-44 46 37:34 4:44 2:57:36 3:17 1:55:09 5:38:20
482 Bib 713 MX F35-39 16 39:49 5:48 2:46:33 2:55 2:03:16 5:38:20
484 Bib 999 US M30-34 54 31:40 4:16 2:57:28 1:58 2:03:01 5:38:23
485 Bib 808 US M30-34 55 41:57 3:37 2:34:27 2:21 2:16:04 5:38:25
486 Bib 338 MX M30-34 56 34:55 4:03 2:51:19 3:42 2:04:26 5:38:26
487 Bib 1117 PL F30-34 22 44:02 3:59 2:48:55 2:17 1:59:38 5:38:51
488 Bib 497 US M30-34 57 34:46 5:10 2:47:53 3:31 2:07:39 5:38:58
489 Bib 1003 US F30-34 23 39:54 6:01 3:09:26 2:06 1:41:39 5:39:06
490 Bib 693 US F30-34 24 41:41 5:53 3:06:12 4:54 1:40:30 5:39:10
491 Bib 1367 US M35-39 57 40:11 3:54 2:44:28 3:20 2:07:24 5:39:16
492 Bib 1285 US M18-24 29 41:47 6:02 2:53:14 4:41 1:53:36 5:39:21
493 Bib 1170 US M35-39 58 51:55 3:09 2:49:23 2:05 1:53:19 5:39:50
494 Bib 1333 US M35-39 59 45:12 5:19 2:45:31 5:43 1:58:07 5:39:51
495 Bib 1581 US F25-29 21 35:11 4:38 2:49:21 3:25 2:07:19 5:39:53
495 Bib 508 AU M40-44 47 41:07 6:18 2:32:31 3:32 2:16:26 5:39:53
497 Bib 962 US M50-54 27 45:55 4:18 2:38:36 2:46 2:08:18 5:39:54
498 Bib 1173 US M40-44 48 41:31 4:50 2:51:22 3:49 1:58:25 5:39:58
499 Bib 364 US M30-34 58 45:38 3:17 2:55:40 2:34 1:52:53 5:40:01
500 Bib 812 US F40-44 7 38:05 5:16 3:00:52 4:09 1:51:46 5:40:07

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