Stephen Petretto
ID 161064
Born : 1979 Cat. M45 Ultrarunner since 2010 USA
50
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
62
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
2
Countries visited ?FRAFranceUSAUnited States
46,9%
Rank quotient ?This runner's calculation uses 74 eligible race(s): Σ(rank − 1) = 5 504; Σ finishers = 11 730. 5 504 / 11 730 × 100 = 46.92%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed74
Km — ultra races6 601 km
> 100 km18
> 160 km17
Longest race170,0 km
13ème Ultra Trail Tour du Mont Blanc (UTMB) — 28/8/2015

Km per year (ultra races)

2022
2023
114
2 races
2024
253
4 races
2025
311
3 races
2026

Race types (share of distance)

Road11,3%
Trail88,7%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

50 km4h39'37100 km13h45'1450 mi7h28'27100 mi23h11'0712 h107,91 km

HISTORY

74 race(s)
DateRacePerf.Rk
2026
22.08 100mi USA44th Leadville Trail 100 Mile 29:41:58 h378
23.05 50km USA12th Stumptown Trail Run 50K 5:31:27 h26
14.02 100km USA13th Black Canyon Trail 100 km Run 15:14:28 h422
2025
06.12 50km USA11th Ray Miller 50 km Trail Race 5:51:20 h24
16.08 12h USA9th Angry Owl 12 Hour Ultramarathon 72.420 km7
12.07 50mi USA27th Mt. Hood 50 Mile Trail Run 10:28:10 h47
26.05 50km USA11th Stumptown Trail Run 50K 5:00:19 h23
2024
27.05 50km USA10th Stumptown Trail Run 50K 5:15:04 h23
14.04 40mi USA21st Peterson Ridge Rumble 40 Mile Trail Run 7:18:30 h31
2021
13.11 100mi USA8th Tunnel Hill 100 Mile Race 26:35:31 h155
14.02 100km USA8th Black Canyon Trail 100 km Run 14:10:00 h170
2020
07.11 50mi USA4th Run the Rock 50 Mile 9:58:06 h25
25.09 100mi USA22nd The Bear 100 Mile Endurance Run 32:27:13 h132
08.02 100km USA7th Sean O'Brien 100 km Trail Race 14:41:45 h94
2019
09.11 50mi USA3rd Run the Rock 50 Mile 10:09:51 h24
14.09 100mi USA10th Pine to Palm 100 Mile Endurance Run 27:29:34 h30
31.08 50km USA12th Three Corner Rock PCT (Bunker to Bonneville) 5:38:43 h14
20.07 100mi USA18th Tahoe Rim Trail 100M Endurance Run 32:35:58 h104
29.06 50km USA1st Strawberry Field Forever 50 km Trail Race 5:33:56 h5
27.05 50km USA7th Stumptown Trail Run 50K 5:18:43 h41
06.04 100km USA27th Leona Divide 100 km Run 13:48:56 h72
02.02 50km USA6th Sean O'Brien 50 km Trail Race 5:51:32 h26
2018
27.10 50mi USA17th ORRC Autumn Leaves 50 Mile Run 7:43:39 h5
14.09 100mi USA12th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run 35:27:26 h149
16.06 50mi USA1st Wy’east Wonder 50 Mile Trail Race 9:48:15 h36
28.05 50km USA6th Stumptown Trail Run 50K 4:45:01 h15
12.05 100km USA35th Quicksilver 100 km Endurance Run 15:41:00 h122
08.04 35mi USA16th Peterson Ridge Rumble 35 Mile Trail Run 5:28:44 h27
17.02 50km USA18th Hagg Lake Trail Runs 50K 5:25:46 h34
2017
28.10 50mi USA16th ORRC Autumn Leaves 50 Mile Run 7:36:24 h2 🥈
08.09 100mi USA38th Wasatch Front 100 Mile 35:12:18 h184
19.08 100km USA16th Waldo 100K Trail Run 15:07:37 h66
22.07 50mi USA19th Siskiyou Out Back 50 Miles Trail Run 10:02:17 h31
08.07 50km USA19th Mt. Hood 50 km Trail Run 4:39:37 h23
29.05 50km USA6th Stumptown Trail Run 50K 4:52:33 h17
13.05 50km USA4th Smith Rock Ascent 50K 5:20:55 h41
09.04 40mi USA15th Peterson Ridge Rumble 40 Mile Trail Run 5:39:54 h17
2016
29.10 100mi USA14th Javelina Jundred 100 Mile Endurance Run 26:10:49 h126
24.09 100mi USA4th Mountain Lakes 100 27:18:34 h65
03.09 50km USA9th Three Corner Rock PCT (Bunker to Bonneville) 5:43:02 h8
09.07 50mi USA18th Mt. Hood 50 Mile Trail Run 8:08:16 h14
30.05 50km USA5th Stumptown Trail Run 50K 4:50:07 h10
07.05 50km USA3rd Smith Rock Ascent 50K 5:37:37 h39
2015
24.10 50mi USA14th ORRC Autumn Leaves 50 Mile Run 7:49:41 h5
28.08 170km FRA13ème Ultra Trail Tour du Mont Blanc 45:10:14 h1380
29.03 50km USA5th Gorge Waterfalls 50k 6:00:03 h65
2014
01.11 100mi USA12th Javelina Jundred 100 Mile Endurance Run 27:58:39 h210
26.07 50mi USA16th Siskiyou Out Back 50 Miles Trail Run 9:56:33 h42
26.05 50km USA3rd Stumptown Trail Run 50K 5:03:22 h19
26.04 50km USA25th Zane Grey Highline Trail 50 km 8:05:18 h52
30.03 100km USA4th Gorge Waterfalls 100k 13:45:14 h30
2013
07.09 50km USA2nd Volcanic 50 7:53:01 h23
31.08 50km USA6th Three Corner Rock PCT (Bunker to Bonneville) 6:09:54 h16
17.08 100km USA12th Waldo 100K Trail Run 14:03:51 h53
27.07 50mi USA15th Siskiyou Out Back 50 Miles Trail Run 8:21:30 h10
29.06 50km USA3rd Taylor Mountain 50 km Trail Run 5:35:28 h6
19.01 100mi USA13th HURT 100 Endurance Run 100 Mile 32:37:00 h27
2012
07.09 100mi USA33rd Wasatch Front 100 Mile 32:52:03 h139
28.07 50mi USA14th Mt. Hood 50 Mile Trail Run 8:36:59 h17
09.06 100mi USA11th San Diego 100 Mile Endurance Run 26:00:51 h58
05.05 100km USA17th Miwok 100k Trail race 14:03:01 h115
15.04 40mi USA10th Peterson Ridge Rumble 40 Mile Trail Run 5:22:40 h27
25.03 50km USA2nd Gorge Waterfalls 50k 4:53:14 h27
18.02 50km USA12th Hagg Lake Trail Runs 50K 5:06:03 h61
2011
12.11 100mi USA9th Javelina Jundred 100 Mile Endurance Run 23:11:07 h50
29.10 50mi USA10th ORRC Autumn Leaves 50 Mile Run 7:28:27 h8
15.10 50km USA2nd Defiance 50k 4:52:12 h14
17.09 100mi USA2nd Pine to Palm 100 Mile Endurance Run 27:48:00 h21
03.09 50km USA4th Three Corner Rock PCT (Bunker to Bonneville) 6:13:06 h16
14.08 12h USA2nd Transcendence 12 Hour Ultra Run 107.909 km6
09.07 50km USA13th Siskiyou Out Back 50 km Trail Run 5:19:17 h40
29.05 50km USA6th Forest Park 50K 5:54:20 h42
2010
30.10 50mi USA9th ORRC Autumn Leaves 50 Mile Run 8:34:42 h19
Unknown date
— 100mi USA16th Pine to Palm 100 Mile Endurance Run 29:39:02 h76