David Tosch
Born : 1949 Cat. M75 Ultrarunner since 2007 USA
50
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
61
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
1
Countries visited ?USAUnited States
63,0%
Rank quotient ?This runner's calculation uses 51 eligible race(s): Σ(rank − 1) = 4 727; Σ finishers = 7 501. 4 727 / 7 501 × 100 = 63.02%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed51
Km — ultra races5 861 km
> 100 km21
> 160 km20
> 200 km3
> 24h10
> 48h10
Longest race500,0 km

Km per year (ultra races)

381
3 races
2022
415
3 races
2023
144
1 race
2024
500
1 race
2025
500
1 race
2026

Race types (share of distance)

Road44,8%
Trail55,2%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M1
🏅 Top 30
🏅 Top 3 M1
Longest winning streak0
Current streak0

HISTORY

51 race(s)
DateRacePerf.Rk
2026
09.07 500km USA21st Last Annual Vol-State 500K Endurance Run 7d 05:22:19 h45
2025
10.07 500km USA20th Last Annual Vol-State 500K Endurance Run 8d 02:42:49 h47
2024
07.06 48h USA13th Merrill's Mile 48 Hour Run 144.131 km35
2023
01.07 48h USA12th Merrill's Mile 48 Hour Run 194.415 km7
19.05 106mi USA11th Cruel Jewel 100 Mile 46:08:44 h110
28.01 50km USA29th Mountain Mist 50k 8:34:10 h378
2022
02.07 48h USA11th Merrill's Mile 48 Hour Run 160.950 km29
13.05 106mi USA10th Cruel Jewel 100 Mile 43:27:01 h104
22.01 49.6km USA28th Mountain Mist 50k 8:32:10 h304
2021
03.07 48h USA10th Merrill's Mile 48 Hour Run 165.731 km11
23.01 50km USA27th Mountain Mist 50k 8:01:15 h326
2020
03.07 48h USA9th Merrill's Mile 48 Hour Run 168.918 km11
2019
05.07 48h USA8th Merrill's Mile 48 Hour Run 87.646 km23
17.05 106mi USA7th Cruel Jewel 100 Mile 44:15:50 h108
23.02 50km USA13th Mount Cheaha 50K UltraMarathon Race 8:08:01 h109
2018
16.11 48h USA6th Icarus Florida 48 Hour UltraFest 202.954 km4
06.07 48h USA7th Merrill's Mile 48 Hour Run 178.480 km8
18.05 106mi USA6th Cruel Jewel 100 Mile 44:49:21 h77
24.03 33mi USA19th Oak Mountain 50km Race 7:08:56 h22
27.01 50km USA24th Mountain Mist 50k 7:44:54 h263
2017
01.07 48h USA6th Merrill's Mile 48 Hour Run 160.950 km9
2016
05.11 100mi USA9th Pinhoti 100 Mile 28:51:39 h127
18.09 32mi USA8th Autumn Equinox 32 Miles Ultra 7:04:00 h10
02.07 48h USA5th Merrill's Mile 48 Hour Run 161.771 km11
2015
30.05 50km USA1st Quest for the Crest 50k 11:21:54 h86
24.01 50km USA21st Mountain Mist 50k 7:05:17 h180
2014
20.12 50mi USA7th Lookout Mountain 50 Mile Race 11:22:54 h112
25.01 50km USA20th Mountain Mist 50k 6:46:26 h160
2013
14.12 50mi USA6th Lookout Mountain 50 Mile Race 12:21:42 h151
20.04 50km USA7th SweetH2O 50 km 6:57:55 h90
2012
15.12 50mi USA5th Lookout Mountain 50 Mile Race 12:14:31 h150
05.10 100mi USA5th Grindstone 100 Mile 35:02:51 h86
21.04 50km USA6th SweetH2O 50 km 7:14:44 h88
21.03 33mi USA13th Oak Mountain 50km Race 6:54:30 h37
25.02 50km USA7th Mount Cheaha 50K UltraMarathon Race 7:05:09 h92
04.02 100mi USA20th Rocky Raccoon 100 Mile Trail Run 27:27:04 h145
2011
17.12 50mi USA4th Lookout Mountain 50 Mile Race 12:47:49 h123
01.10 50km USA10th Rock/Creek StumpJump 50K 6:32:18 h129
18.09 32mi USA3rd Autumn Equinox 32 Miles Ultra 5:42:40 h6
16.07 100mi USA10th Tahoe Rim Trail 100M Endurance Run 33:17:07 h55
2010
11.12 50km USA2nd Tashka 50K 6:32:34 h21
23.01 50km USA16th Mountain Mist 50k 6:39:25 h132
2009
12.12 50km USA1st Tashka 50K 6:14:54 h20
03.10 50km USA8th Rock/Creek StumpJump 50K 6:31:40 h93
22.08 100mi USA27th Leadville Trail 100 Mile 29:34:31 h239
21.03 33mi USA10th Oak Mountain 50km Race 6:12:34 h36
24.01 50km USA15th Mountain Mist 50k 6:37:17 h145
2008
08.11 100mi USA1st Pinhoti 100 Mile 29:01:00 h58
04.10 50km USA7th Rock/Creek StumpJump 50K 6:48:01 h78
22.03 33mi USA9th Oak Mountain 50km Race 6:58:00 h55
2007
17.11 50km USA4th Dizzy Fifties - 50 km Trail Run 5:49:55 h33