Chad Lasater
Born : 1972 Cat. M50 Ultrarunner since 2013 USA
55
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
80
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
11
Countries visited ?ESPSpainFRAFranceGBRUnited KingdomITAItalyJPNJapanOMAOmanRSASouth AfricaSUISwitzerlandTPETaiwanUAEUnited Arab EmiratesUSAUnited States
7,1%
Rank quotient ?This runner's calculation uses 62 eligible race(s): Σ(rank − 1) = 1 388; Σ finishers = 19 500. 1 388 / 19 500 × 100 = 7.12%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed66
Km — ultra races8 867 km
> 100 km40
> 160 km35
> 200 km8
> 24h6
Longest race401,4 km

Km per year (ultra races)

890
5 races
2022
823
4 races
2023
674
3 races
2024
550
4 races
2025
161
1 race
2026

Race types (share of distance)

Road18,1%
Trail78,7%
Stage3,2%

Wins & podiums (ultra)

🏆 Win14
🏆 Win M15
🏅 Top 326
🏅 Top 3 M28
Longest winning streak2
Current streak0

HISTORY

66 race(s) · 4 split(s) nested
DateRacePerf.Rk
2026
15.05 100mi USA14th Cruel Jewel 100 Mile 35:08:35 h54
2025
18.10 24h FRA12ème 24 heures d'Albi, IAU 24h WC 239.267 km51
26.07 100km USA11th Tushars 100km Mountain Runs 20:28:42 h32
10.05 50km USA9th Wildflower Trail Run 4:34:08 h5
22.02 100mi USA12th Lake Ouachita Vista Trail Endurance 100 Mile Run (LOViT) 23:26:32 h5
2024
14.12 100mi USA15th Desert Solstice Track Invitational - 100mi Split 14:48:19 h4
14.12 24h USA15th Desert Solstice 24 Hour Run 222.360 km7
06.05 401.4km USA4th Cocodona 250 Mile Race 3d 10:23:38 h23
07.04 50km USA25th Hells Hills 50km Race 4:43:05 h1 🏆
2023
01.12 24h TPEIAU 24h WC Taipei (all races combined) 250.785 km26
01.12 12h TPEIAU 24h WC Taipei - 12h Split 130.800 km63
01.12 100mi TPEIAU 24h WC Taipei - 100mi Split 14:52:07 h50
01.12 24h TPEIAU 24h WC Taipei 250.785 km25
14.07 100mi USA30th Hardrock Hundred Endurance Run 41:58:48 h69
24.06 100mi USA50th Western States 100 Mile Endurance Run 23:33:04 h88
2022
10.12 100mi USA13th Desert Solstice Track Invitational - 100mi Split 14:57:22 h5
10.12 24h USA13th Desert Solstice 24 Hour Run 246.049 km2 🥈
09.09 100mi USA43th Wasatch Front 100 Mile 26:21:57 h18
20.08 100mi USA40th Leadville Trail 100 Mile 22:13:14 h26
16.07 100mi USA33th Vermont 100 Mile Endurance Race 18:08:47 h4
04.06 100mi USA44th Old Dominion 100 Mile Endurance Run 18:24:23 h1 🏆
2021
04.12 100mi USA8th Brazos Bend 100 15:43:05 h5
06.11 50km USA8th Austin Rattler Run 50K 3:50:17 h7
10.09 100mi USA42th Wasatch Front 100 Mile 29:37:48 h45
21.08 100mi USA39th Leadville Trail 100 Mile 27:08:46 h106
24.07 100mi USA15th Burning River 100 Mile Endurance Run 20:28:58 h10
05.06 100mi USA43rd Old Dominion 100 Mile Endurance Run 22:50:17 h16
23.01 108km USA4th Running the Rose 108k 10:46:38 h2 🥈
2019
02.11 100mi USA12th Pinhoti 100 Mile 19:14:33 h3 🥉
27.09 100km USA4th J&J Race and Trail Running Reunion 100 km Race 12:50:02 h3 🥉
24.08 60km USA13th Capt'n Karl's Trail Series - Reveille Peak Ranch 6:24:38 h2 🥈
20.07 100mi USA31th Vermont 100 Mile Endurance Race 25:46:30 h51
25.05 69mi USA2nd Possums Revenge 69 Mile Race 14:21:53 h3 🥉
27.04 52.4mi USA4th Pandora's Box of Rox 50 Mile 9:49:28 h2 🥈
09.03 100km USA7th Crazy Desert Trail Race 100 km Race 8:36:54 h1 🏆
09.02 50mi USA27th Rocky 50 Mile Trail Run 7:22:31 h1 🏆
2018
09.09 330km ITA9° Tor des Géants - 330 km Endurance Trail della Valle d'Aosta 4d 11:31:53 h64
15.06 100mi USA26th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 24:49:26 h16
31.03 50mi USA18th Hells Hills 50 Mile Race 8:09:08 h1 🏆
07.01 100km USA18th Bandera 100 km Endurance Run 10:34:07 h21
2017
09.09 50K USA1st Mission Tejas Trail Run 4:14:32 h2 🥈
24.06 100mi USA44th Western States 100 Mile Endurance Run 25:04:04 h83
04.02 100mi USA25th Rocky Raccoon 100 Mile Trail Run 15:28:27 h5
07.01 100km USA17th Bandera 100 km Ultratrail 10:24:28 h14
2016
22.10 100mi USA10th Cactus Rose 100 Mile 21:28:51 h1 🏆
26.08 170km FRA14ème Ultra Trail Tour du Mont Blanc 33:56:28 h174
23.04 103km ITATuscany Crossing 100 km 10:19:31 h3 🥉
04.03 100km UAE2nd Urban-Ultra Hajar 100 11:47:57 h2 🥈
19.02 45km UAE1st Big Stinker Urban Ultra 4:06:18 h1 🏆
05.02 72km OMA24th Salomon Wadi Bih Run - 72 km 5:40:46 h1 🏆
09.01 100km USA16th Bandera 100 km Ultratrail 10:10:01 h14
2015
23.10 100km FRA9ème Festival des Templiers - Endurance Trail 13:14:36 h35
25.09 170.3km JPN4th Ultra-Trail Mt. Fuji 27:33:51 h35
13.03 100km UAE1st Urban-Ultra Hajar 100 11:48:09 h2 🥈
06.02 72km OMA23rd Salomon Wadi Bih Run - 72 km 5:57:26 h1 🏆
2014
12.12 24h UAEUrban-Ultra 24hr Insomnia 182.500 km1 🏆
23.10 172km FRA22ème Grand Raid Réunion - La Diagonale des Fous 40:22:39 h120
14.08 201km SUI2. Swiss Irontrail T201 41:13:22 h4
14.06 100mi GBR3rd South Downs Way 100 Mile Race 17:17:00 h7
27.02 140km/3stages UAE1st Urban Ultra extreme3 16:39:20 h1 🏆
27.02 140km/3stages UAEUrban-Ultra Extreme3 - 140 km stage race 16:39:20 h1 🏆
07.02 72km OMA22nd Salomon Wadi Bih Run - 72 km 6:01:31 h2 🥈
2013
19.10 166km ESP3ª Ultima Frontera 166 km 18:32:29 h1 🏆
15.06 100mi USA24th Mohican Trail 100 Mile 18:26:43 h1 🏆
30.03 56km road race RSA44th Two Oceans Marathon 3:52:25 h137
Unknown date
— 100mi USA13th Jackpot Ultra Running Festival 100 Mile Race - US Championship 14:03:13 h6