Stacie Riddle
Born : 1979 Cat. W45 Ultrarunner since 2013 USA
80
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
6
Countries visited ?ESPSpainFRAFranceITAItalyNCANicaraguaNZLNew ZealandUSAUnited States
52,6%
Rank quotient ?This runner's calculation uses 142 eligible race(s): Σ(rank − 1) = 14 015; Σ finishers = 26 640. 14 015 / 26 640 × 100 = 52.61%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed142
Km — ultra races12 509 km
> 100 km27
> 160 km23
Longest race171,0 km

Km per year (ultra races)

890
8 races
2022
523
5 races
2023
1 013
11 races
2024
541
7 races
2025
768
7 races
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F2
🏅 Top 31
🏅 Top 3 F7
Longest winning streak0
Current streak0

HISTORY

142 race(s)
DateRacePerf.Rk
2026
07.08 100mi USA6th Wyoming Range 100 Mile Endurance Run 46:08:59 h47
24.07 100mi USA14th Standhope Ultra Challenge 100 Miles 38:33:26 h25
19.06 100mi USA34th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 32:40:28 h116
16.05 55km USA30th Bishop High Sierra Ultramarathons 55 km 10:40:56 h57
25.04 100km USA13th The Canyons Endurance 100 km Run 17:55:16 h404
14.03 50mi USA14th Marin Ultra Challenge 50 Mile Race 12:26:39 h123
28.02 50km USA11th Salmon Falls 50 km Race 7:37:31 h152
2025
13.12 50km USA3rd Doomsday 7:15:05 h35
21.06 100mi USA33rd Bighorn Mountain Wild & Scenic 100 Mile Trail Run 31:32:07 h94
07.06 50km USA10th Sinks Canyon Rough & Tumble Trail Runs 8:49:36 h81
17.05 50mi USA29th Bishop High Sierra Ultramarathons 50 Miles 14:35:47 h36
26.04 100km USA12th The Canyons Endurance 100 km Run 17:34:27 h370
08.03 50km USA13th Marin Ultra Challenge 50 km Race 6:54:36 h139
22.02 50km USA10th Salmon Falls 50 km Race 7:13:04 h140
2024
16.11 50km USA12th Mt. Tam Trail Run 7:25:19 h102
26.07 100mi USA3rd Crazy Mountain 100 34:06:18 h107
12.07 100mi USA31st Hardrock Hundred Endurance Run 45:34:02 h95
29.06 100mi USA51st Western States 100 Mile Endurance Run 28:01:32 h178
18.05 50km USA39th Silver State 50 km 7:25:40 h58
04.05 100km USA27th Miwok 100k Trail Race 15:12:35 h185
27.04 100km USA11th The Canyons Endurance 100 km Run 15:54:36 h185
13.04 50mi USA16th Lake Sonoma 50 Mile Race 12:20:05 h73
16.03 50km USA7th Ruck a Chuck 50K 6:39:16 h30
09.03 50km USA12th Marin Ultra Challenge 50 km Race 6:18:02 h119
06.01 50km USA3rd No Hands Trail Run 7:28:05 h28
2023
09.12 50km USA1st Doomsday 7:30:00 h24
08.09 100mi USA44th Wasatch Front 100 Mile 34:13:23 h132
28.07 100mi USA2nd Crazy Mountain 100 33:45:59 h81
29.04 101.4km USA10th The Canyons Endurance 100 km Run 16:38:52 h220
28.01 50km USA11th Fort Ord 50K Trail Run 6:19:33 h41
2022
23.09 100mi USA24th The Bear 100 Mile Endurance Run 32:29:29 h166
19.08 100mi USA2nd Wyoming Range 100 Mile Endurance Run 44:29:25 h20
17.06 100mi USA30th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 34:00:59 h101
11.06 50km USA7th Sinks Canyon Rough & Tumble Trail Runs 8:49:27 h46
23.04 95.9km USA9th The Canyons Endurance 100 km Run 17:46:47 h361
09.04 50mi USA14th Lake Sonoma 50 Mile Race 13:31:02 h232
12.03 50mi USA10th Marin Ultra Challenge 50 Mile Race 12:36:11 h108
05.02 100km USA9th Sean O'Brien 100 km Trail Race 15:09:36 h51
2021
04.12 50km USA8th San Joaquin River Trail 50K Run 7:32:27 h25
27.11 50km USA5th Napa Valley 50k Trail Race 8:53:00 h32
10.09 100mi USA42th Wasatch Front 100 Mile 33:53:15 h111
17.07 50mi USA20th Tahoe Rim Trail 50M Endurance Run 15:15:42 h72
05.06 50km USA6th Ruck a Chuck 50K 7:56:11 h50
24.04 100km USA8th The Canyons Endurance 100 km Run 17:20:18 h194
10.04 50km USA6th Folsom Lake Sweetwater Trail Run 7:25:55 h7
2020
29.08 50mi USA1st White Pine 50 Mile Backcountry Run 13:20:42 h17
01.08 100km USA6th Tushars 100km Mountain Runs 22:29:41 h87
27.06 64km USA3rd Twisted Fork Run 9:51:50 h60
06.03 128km ESPTransgrancanaria 128 km 25:16:30 h268
15.02 50km USA8th FOURmidable 50K 7:21:38 h151
08.02 50mi USA7th Sean O'Brien 50 Mile Trail Race 13:04:28 h79
2019
19.10 50km USA3rd Rocky Peak Trail Races 6:50:27 h28
12.10 50mi USA1st Ultra Trail Lake Tahoe 50 Mile Race 14:35:27 h21
14.09 100km USA6th Tahoe 100k Endurance Run 16:44:22 h36
30.08 171km FRA17ème Ultra Trail Tour du Mont Blanc 38:46:19 h574
24.08 100km USA5th Castle Peak 100 18:22:03 h83
10.08 50km USA6th Marlette Lake Tahoe 50K 6:42:59 h58
03.08 100mi USA32nd Angeles Crest 100 Mile 29:09:15 h66
20.07 55km USA18th Tahoe Rim Trail 55km Endurance Run 8:09:17 h27
14.07 50km USA1st Big Chief 50K Trail Run 6:34:42 h33
14.06 100mi USA27th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 32:47:16 h122
19.05 50km USA32nd Ohlone 50K Wilderness Run 8:07:53 h64
18.05 50km USA34th Silver State 50 km 7:11:00 h50
04.05 100km USA24th Miwok 100k Trail Race 14:10:10 h153
27.04 100km USA6th The Canyons Endurance 100 km Run 16:15:06 h158
09.03 50km USA8th Marin Ultra Challenge 50 km Race 6:39:41 h146
09.02 102km NZL11th Tarawera 100 km Ultramarathon 17:22:37 h267
2018
08.09 100mi USA9th Pine to Palm 100 Mile Endurance Run 30:54:30 h98
18.08 100km USA4th Castle Peak 100 20:15:15 h88
04.08 100mi USA31st Angeles Crest 100 Mile 31:57:49 h75
21.07 100mi USA17th Tahoe Rim Trail 100M Endurance Run 32:21:16 h97
08.06 100mi USA17th San Diego 100 Mile Endurance Run 31:07:57 h128
19.05 50mi USA33rd Silver State 50 Mile 13:21:45 h64
28.04 100km USA5th The Canyons Endurance 100 km Run 16:56:36 h186
10.03 50mi USA7th Marin Ultra Challenge 50 Mile Race 11:38:28 h80
03.02 100km USA5th Sean O'Brien 100 km Trail Race 15:39:36 h110
2017
18.11 50mi USA11th Endurance Challenge - California Trail 50 Mile 12:03:53 h400
30.09 50km USA4th Overlook Endurance Run 50K 6:08:16 h50
01.09 101km ITA12ème Courmayeur-Champex-Chamonix 20:42:20 h662
05.08 100mi USA30th Angeles Crest 100 Mile 30:46:37 h70
15.07 50mi USA16th Tahoe Rim Trail 50M Endurance Run 13:15:33 h70
20.05 50mi USA32nd Silver State 50 Mile 12:53:02 h51
13.05 100km USA34th Quicksilver 100 km Endurance Run 15:34:29 h126
06.05 100km USA22nd Miwok 100k Trail Race 14:20:16 h184
29.04 100km USA4th The Canyons Endurance 100 km Run 16:16:25 h117
15.04 50mi USA9th Lake Sonoma 50 Mile Race 11:39:57 h177
07.04 100mi USA6th The Zion 100 Mile Run 28:30:01 h62
11.03 50mi USA6th Marin Ultra Challenge 50 Mile Race 11:12:11 h46
25.02 50mi USA4th Antelope Canyon 50 Mile Race 11:25:40 h50
04.02 100km USA4th Sean O'Brien 100 km Trail Race 13:33:17 h80
2016
03.12 50mi USA10th Endurance Challenge - California Trail 50 Mile 10:41:09 h279
19.11 50mi USA4th Ray Miller 50 Mile Trail Race 10:55:27 h30
16.09 100mi USA6th Kodiak 100 Mile Ultramarathon 32:12:00 h27
27.08 100km USA2nd Castle Peak 100 18:54:03 h53
06.08 100km USA15th Katcina Mosa 100K Mountain Run 18:10:31 h29
23.07 50mi USA18th Siskiyou Out Back 50 Miles Trail Run 11:43:14 h65
16.07 50mi USA15th Tahoe Rim Trail 50M Endurance Run 13:02:50 h52
19.06 54km USA1st The Broken Arrow Skyrace 9:04:58 h95
21.05 50mi USA31st Silver State 50 Mile 11:18:23 h42
14.05 100km USA33rd Quicksilver 100 km Endurance Run 14:51:54 h96
07.05 100km USA3rd The Canyons Endurance 100 km Run 14:43:58 h69
16.04 50mi USAMokelumne River 50 Mile Trail Run 11:04:22 h9
09.04 50mi USA8th Lake Sonoma 50 Mile Race 10:19:39 h135
02.04 100km USA6th Gorge Waterfalls 100k 15:04:56 h131
12.03 50mi USA5th Marin Ultra Challenge 50 Mile Race 10:53:35 h51
27.02 50km USA2nd Salmon Falls 50 km Race 5:49:45 h46
13.02 100km USA3rd Black Canyon Trail 100 km Run 13:57:00 h63
06.02 100km USA3rd Sean O'Brien 100 km Trail Race 14:02:36 h48
09.01 100km USA16th Bandera 100 km Ultratrail 13:43:16 h75
2015
05.12 50km USA9th Endurance Challenge - California Trail 50 km 6:39:45 h246
29.11 50mi USA7th Santa Barbara Red Rock 50 Mile 13:57:07 h31
18.10 50km USA2nd Overlook Endurance Run 50K 5:48:28 h48
03.10 100km USA4th Cuyamaca 100 km Endurance Run 15:15:15 h76
28.09 100km USA1st Castle Peak 100 19:16:29 h41
20.09 50km USA5th Coastal 50 km Trail Run 6:41:14 h16
18.07 55km USA14th Tahoe Rim Trail 55km Endurance Run 8:04:40 h45
16.05 50km USA30th Silver State 50 km 6:51:35 h48
02.05 100km USA2nd The Canyons Endurance 100 km Run 17:14:11 h60
11.04 50mi USA7th Lake Sonoma 50 Mile Race 10:53:45 h167
14.03 50mi USA4th Marin Ultra Challenge 50 Mile Race 11:22:53 h41
07.03 50km USA26th Way Too Cool 50K Endurance Run 5:23:26 h275
07.02 100km USA2nd Sean O'Brien 100 km Trail Race 14:05:36 h60
24.01 38mi USA4th Folsom South Side Trail Run 38 Miles 7:13:01 h2 🥈
2014
06.12 50km USA8th Endurance Challenge - California Trail 50 km 5:41:00 h111
15.11 50mi USA1st San Joaquin River Trail 50M Run 11:07:49 h10
18.10 50km USA5th Coyote Ridge 50 km Trail Run 6:19:32 h7
11.10 50mi USA32nd Dick Collins Firetrails 50 Mile 10:04:58 h73
20.09 50km USA4th Coastal 50 km Trail Run 6:10:46 h37
06.09 100km USA1st Overlook Endurance Run 100K 15:58:48 h10
02.08 50mi USA2nd San Francisco 50 Mile Endurance Run 10:58:13 h20
19.07 50km USA13th Tahoe Rim Trail 50km Endurance Run 7:31:44 h33
17.05 50km USA29th Silver State 50 km 6:42:39 h32
26.04 50km USA5th Folsom Lake Trail Run - Spring 50K 5:30:44 h22
13.04 50km USA3rd Woodside Ramble 50K - Spring 6:04:26 h30
05.04 50mi USA35th American River 50 Mile Endurance Run 9:50:28 h248
15.03 50km USA3rd Marin Ultra Challenge 50 km Race 6:30:59 h79
08.02 50km NCA6th Ultramaraton Fuego Y Agua 50 km 9:33:16 h26
2013
29.12 50km USA12th Woodside Trail Run 50K 5:28:21 h36
16.11 50km USA2nd Mt. Tam Trail Run 6:09:05 h40
21.09 50km USA3rd Coastal 50 km Trail Run 6:20:07 h42
22.06 50km USA2nd Marin Ultra Challenge 50 km Race 6:04:53 h34
18.05 50km USA28th Silver State 50 km 6:35:24 h44