Lauren Schweitzer

Born : 1984 Cat. W40 Ultrarunner since 2017

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

Switzerland

United States

28,7%

Rank quotient ?This runner's calculation uses 18 eligible race(s): Σ(rank − 1) = 1 277; Σ finishers = 4 447. 1 277 / 4 447 × 100 = 28.72%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed18

Km — ultra races1 551 km

> 100 km3

> 160 km3

Longest race160,9 km

52nd Western States 100 Mile Endurance Run — 28/6/2025

Km per year (ultra races)

257

2022

2023

150

2024

161

2025

2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0

🏆 Win F1

🏅 Top 30

🏅 Top 3 F3

Longest winning streak0

Current streak0

Records

50 km5h21'23 100 km12h11'11 50 mi11h44'13 100 mi23h11'43

HISTORY

18 race(s)

Date		Race	Perf.	Rk
2025
28.06	100mi	52nd Western States 100 Mile Endurance Run	28:50:43 h	210
2024
20.04	100km	31st Leona Divide 100 km Run	15:01:07 h	25
23.03	50km	8th Griffith Park Trail Marathon	5:35:21 h	27
2022
06.08	100mi	34rd Angeles Crest 100 Mile	29:42:07 h	39
23.04	95.9km	9th The Canyons Endurance 100 km Run	14:54:11 h	189
2021
06.11	100mi	21st Rio Del Lago 100 Mile Endurance Run	23:11:43 h	40
02.10	50km	30th Bulldog 50k Ultra Run	5:33:16 h	17
26.08	56km	6ème Orsières-Champex-Chamonix	8:58:45 h	365
12.06	50km	32th Shadow of the Giants 50K	6:07:28 h	18
2019
17.08	50mi	9th Kodiak 50 Mile Ultramarathon	12:16:40 h	16
20.07	55km	18th Tahoe Rim Trail 55km Endurance Run	6:51:14 h	11
06.04	50km	27th Leona Divide 50 km Run	5:21:23 h	14
16.02	100km	6th Black Canyon Trail 100 km Run	12:11:11 h	167
2018
18.08	50mi	8th Kodiak 50 Mile Ultramarathon	11:44:13 h	12
12.05	100km	35th Quicksilver 100 km Endurance Run	13:31:47 h	40
14.04	50km	26th Leona Divide 50 km Run	5:43:02 h	25
2017
28.10	100km	15th Javelina Jundred 100 km Endurance Run	13:52:51 h	36
08.07	50km	12th Angeles National Forest 50k Trail Race	7:29:35 h	44

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	28/6/2025	52nd Western States 100 Mile Endurance Run	160,93	×4
✓ 2	6/8/2022	34rd Angeles Crest 100 Mile	160,93	×4
✓ 3	6/11/2021	21st Rio Del Lago 100 Mile Endurance Run	160,93	×4
✓ 4	20/4/2024	31st Leona Divide 100 km Run	100,00	×2
✓ 5	16/2/2019	6th Black Canyon Trail 100 km Run	100,00	×2
✓ 6	12/5/2018	35th Quicksilver 100 km Endurance Run	100,00	×2
✓ 7	28/10/2017	15th Javelina Jundred 100 km Endurance Run	100,00	×2
✓ 8	23/4/2022	9th The Canyons Endurance 100 km Run	95,90	×2
✓ 9	17/8/2019	9th Kodiak 50 Mile Ultramarathon	80,47	×2
✓ 10	18/8/2018	8th Kodiak 50 Mile Ultramarathon	80,47	×2
✓ 11	26/8/2021	6ème Orsières-Champex-Chamonix (OCC)	56,00	×1
✓ 12	20/7/2019	18th Tahoe Rim Trail 55km Endurance Run	55,00	×1
✓ 13	23/3/2024	8th Griffith Park Trail Marathon	50,00	×1
✓ 14	2/10/2021	30th Bulldog 50k Ultra Run	50,00	×1
✓ 15	12/6/2021	32th Shadow of the Giants 50K	50,00	×1
✓ 16	6/4/2019	27th Leona Divide 50 km Run	50,00	×1
✓ 17	14/4/2018	26th Leona Divide 50 km Run	50,00	×1
✓ 18	8/7/2017	12th Angeles National Forest 50k Trail Race	50,00	×1