smilzo
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 4 of 16

Pos Athlete AG AG pos Swim T1 Bike T2 Run Finish
301 Bib 536 US M40-44 32 37:39 5:55 2:42:17 3:22 1:48:22 5:17:35
302 Bib 378 US F30-34 7 33:59 3:20 2:35:12 2:09 2:02:59 5:17:39
303 Bib 1177 US M45-49 23 36:09 3:34 2:36:32 4:17 1:57:18 5:17:50
304 Bib 521 US M18-24 20 28:09 3:32 2:46:32 2:15 1:57:29 5:17:59
305 Bib 782 BR M40-44 33 1:03:21 3:19 2:25:07 2:21 1:44:13 5:18:21
306 Bib 216 US M30-34 38 36:00 4:41 2:40:34 2:26 1:54:44 5:18:26
307 Bib 1553 US F30-34 8 39:17 5:21 2:41:03 3:27 1:49:23 5:18:31
307 Bib 249 US F50-54 4 33:47 3:39 2:30:28 3:43 2:06:55 5:18:31
309 Bib 409 US M35-39 35 35:28 3:03 2:32:57 3:47 2:03:17 5:18:32
310 Bib 664 US M40-44 34 44:58 5:12 2:35:34 3:13 1:49:46 5:18:42
311 Bib 1041 US M30-34 39 46:46 6:04 2:36:08 4:21 1:45:32 5:18:50
312 Bib 1606 US M50-54 14 35:38 3:45 2:40:45 3:13 1:55:37 5:18:58
313 Bib 1121 US M25-29 38 35:16 3:00 2:38:25 2:28 1:59:58 5:19:06
314 Bib 1622 US M35-39 36 38:10 4:21 2:40:21 4:15 1:52:09 5:19:14
315 Bib 1342 US M40-44 35 39:14 3:34 2:40:45 2:41 1:54:09 5:20:22
316 Bib 1174 US M30-34 40 44:27 6:25 2:39:46 3:16 1:46:33 5:20:28
317 Bib 396 US M45-49 24 40:46 4:18 2:29:27 2:28 2:03:30 5:20:29
317 Bib 996 US F18-24 5 34:30 2:23 2:34:58 1:54 2:06:45 5:20:29
319 Bib 1628 US M30-34 41 34:59 2:58 2:50:37 4:40 1:47:23 5:20:35
320 Bib 1283 US F25-29 14 27:23 4:07 2:55:44 3:09 1:50:14 5:20:38
321 Bib 1460 US M50-54 15 37:26 4:10 2:34:42 3:17 2:01:09 5:20:44
322 Bib 1569 US M25-29 39 36:56 5:17 2:54:20 3:28 1:40:51 5:20:52
323 Bib 733 MX M40-44 36 37:56 3:26 2:40:38 1:35 1:57:20 5:20:55
324 Bib 205 US M55-59 5 41:39 3:50 2:39:28 2:45 1:53:19 5:21:01
325 Bib 319 US M35-39 37 35:36 3:10 2:42:37 2:04 1:57:41 5:21:08
326 Bib 623 US M18-24 21 33:08 3:52 2:52:43 2:30 1:49:03 5:21:15
327 Bib 1043 US M40-44 37 38:31 4:37 2:33:51 2:59 2:01:18 5:21:16
327 Bib 672 US M50-54 16 44:23 4:13 2:38:32 4:18 1:49:50 5:21:16
329 Bib 335 US M45-49 25 39:27 5:55 2:43:22 4:14 1:48:21 5:21:19
329 Bib 488 US F35-39 8 46:25 4:41 2:34:04 2:41 1:53:27 5:21:19
331 Bib 268 US M60-64 8 36:33 3:29 2:42:11 3:06 1:56:06 5:21:25
332 Bib 1103 US F18-24 6 39:31 4:57 2:52:36 4:27 1:40:02 5:21:33
333 Bib 1559 US M25-29 40 37:44 5:59 2:41:18 4:48 1:51:46 5:21:35
334 Bib 253 US M50-54 17 36:33 9:37 2:38:32 5:42 1:51:19 5:21:43
335 Bib 342 US M25-29 41 42:36 5:20 2:43:02 3:13 1:47:34 5:21:45
336 Bib 1310 US M45-49 26 35:08 3:41 2:40:21 1:50 2:00:53 5:21:53
336 Bib 280 US F25-29 15 37:18 5:10 2:48:30 3:39 1:47:16 5:21:53
338 Bib 167 US F40-44 6 37:07 3:05 2:44:06 2:31 1:55:16 5:22:05
339 Bib 1278 US F35-39 9 39:23 3:06 2:44:08 2:30 1:53:12 5:22:20
340 Bib 901 US M25-29 42 43:53 5:39 2:53:49 6:02 1:32:58 5:22:21
341 Bib 533 NL F25-29 16 28:59 2:56 2:49:17 2:02 1:59:19 5:22:33
342 Bib 1208 US F18-24 7 35:31 3:40 2:48:21 2:34 1:52:33 5:22:39
343 Bib 259 US M45-49 27 34:14 5:01 2:47:52 2:39 1:52:54 5:22:40
344 Bib 1248 US F45-49 7 37:57 3:45 2:44:46 2:41 1:53:35 5:22:44
345 Bib 671 US M45-49 28 37:19 6:56 2:38:15 4:57 1:55:23 5:22:50
346 Bib 301 US M25-29 43 38:29 3:35 2:44:31 3:39 1:52:40 5:22:53
347 Bib 621 UA M35-39 38 41:03 3:32 2:40:28 2:46 1:55:05 5:22:55
348 Bib 689 US F18-24 8 43:06 2:31 2:52:08 3:21 1:41:55 5:23:00
349 Bib 1448 US F25-29 17 31:45 3:56 2:40:01 3:46 2:03:35 5:23:02
350 Bib 747 MX M30-34 42 47:10 7:40 2:33:27 3:36 1:51:16 5:23:08
351 Bib 1337 US M60-64 9 45:29 3:41 2:34:58 3:20 1:55:56 5:23:24
352 Bib 748 US F30-34 9 37:47 3:21 2:51:10 2:21 1:48:48 5:23:26
353 Bib 257 US M50-54 18 35:36 3:10 2:27:15 2:40 2:14:48 5:23:30
354 Bib 1203 NZ M60-64 10 35:18 3:46 2:43:02 3:49 1:57:37 5:23:32
355 Bib 1531 US F30-34 10 31:42 5:05 2:50:54 2:42 1:53:12 5:23:34
356 Bib 1526 US M35-39 39 45:26 4:01 2:34:25 2:29 1:57:14 5:23:35
357 Bib 1492 US M25-29 44 39:36 6:50 2:42:53 5:13 1:49:16 5:23:48
358 Bib 507 US M40-44 38 39:07 5:57 2:36:25 4:49 1:57:38 5:23:56
359 Bib 1154 M35-39 40 38:24 3:17 2:53:30 1:45 1:47:05 5:24:00
360 Bib 1288 US M25-29 45 30:20 3:24 2:40:21 3:41 2:06:27 5:24:12
361 Bib 365 US F50-54 5 38:54 3:18 2:48:23 2:54 1:50:44 5:24:13
362 Bib 657 US M35-39 41 35:15 4:06 2:51:08 2:35 1:51:20 5:24:25
363 Bib 1586 US F30-34 11 36:35 5:14 2:48:37 3:42 1:50:27 5:24:34
364 Bib 1093 MX M18-24 22 42:48 6:01 2:39:45 3:32 1:52:34 5:24:40
365 Bib 874 US M35-39 42 36:07 3:06 2:46:14 3:25 1:55:49 5:24:41
366 Bib 910 US M30-34 43 33:52 4:00 2:32:43 2:23 2:11:42 5:24:42
367 Bib 833 US M50-54 19 38:30 4:50 2:38:59 2:43 1:59:48 5:24:50
368 Bib 802 US M50-54 20 36:56 5:12 2:39:46 2:59 2:00:00 5:24:52
368 Bib 849 US M55-59 6 38:30 7:42 2:40:19 3:33 1:54:48 5:24:52
370 Bib 801 US M45-49 29 34:33 3:14 2:40:31 2:36 2:04:03 5:24:57
371 Bib 650 US M25-29 46 39:20 4:09 2:43:41 3:54 1:54:07 5:25:10
372 Bib 109 US M55-59 7 42:19 3:35 2:32:16 2:56 2:04:07 5:25:13
372 Bib 987 US M40-44 39 35:06 7:31 2:46:22 5:48 1:50:25 5:25:13
374 Bib 1096 CA M40-44 40 46:17 3:45 2:47:57 4:40 1:43:05 5:25:44
375 Bib 500 US M35-39 43 37:35 4:12 2:42:41 3:09 1:58:17 5:25:53
376 Bib 1396 US M35-39 44 37:29 4:45 2:45:46 4:43 1:53:12 5:25:55
377 Bib 546 US M25-29 47 45:01 6:53 2:30:37 3:40 1:59:53 5:26:03
378 Bib 243 US F30-34 12 39:48 3:28 2:41:23 2:33 1:58:56 5:26:08
379 Bib 309 US M35-39 45 40:53 4:08 2:41:58 2:47 1:56:25 5:26:11
380 Bib 285 US F30-34 13 31:38 4:16 2:42:32 4:26 2:03:33 5:26:25
381 Bib 551 CR M35-39 46 38:06 5:00 2:51:57 3:33 1:47:51 5:26:27
382 Bib 336 US M18-24 23 33:17 3:11 2:36:31 1:44 2:11:50 5:26:32
383 Bib 321 US M40-44 41 43:37 3:25 2:37:02 2:04 2:00:34 5:26:41
383 Bib 787 US F30-34 14 34:08 3:08 2:48:53 2:14 1:58:17 5:26:41
383 Bib 928 US M30-34 44 34:30 5:20 2:50:22 4:38 1:51:52 5:26:41
386 Bib 429 CA M45-49 30 40:25 5:58 2:44:13 2:49 1:53:21 5:26:47
387 Bib 1033 US F30-34 15 36:17 4:18 2:53:18 3:27 1:49:40 5:26:59
388 Bib 1558 US F50-54 6 38:22 4:07 2:47:46 3:18 1:53:28 5:27:00
389 Bib 1240 US M18-24 24 36:10 2:33 2:58:10 2:33 1:47:51 5:27:17
390 Bib 983 US M25-29 48 31:32 3:16 2:42:00 1:59 2:08:30 5:27:18
391 Bib 214 US M55-59 8 38:41 3:37 2:39:36 2:58 2:02:34 5:27:25
392 Bib 418 US M45-49 31 32:16 3:19 2:42:14 2:45 2:06:55 5:27:29
393 Bib 1192 US M60-64 11 36:34 4:03 2:45:31 2:10 1:59:25 5:27:42
394 Bib 1600 US M30-34 45 36:04 4:52 2:48:41 4:07 1:54:05 5:27:49
395 Bib 1466 US F25-29 18 33:31 3:40 2:50:37 4:04 1:56:01 5:27:53
396 Bib 320 MX M50-54 21 39:31 5:36 2:41:06 2:26 1:59:34 5:28:13
397 Bib 444 US F30-34 16 39:26 3:48 2:54:05 4:28 1:46:27 5:28:14
398 Bib 927 US M35-39 47 43:00 5:11 2:30:22 4:31 2:05:18 5:28:20
399 Bib 434 US F35-39 10 41:08 2:51 2:49:38 4:05 1:50:42 5:28:23
400 Bib 424 US M55-59 9 37:56 6:48 2:50:16 4:23 1:49:08 5:28:31

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