Jason Espalin
ID 47940
Born : 1979 Cat. M45 Ultrarunner since 2009 USA
48
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
68,9%
Rank quotient ?This runner's calculation uses 49 eligible race(s): Σ(rank − 1) = 4 756; Σ finishers = 6 905. 4 756 / 6 905 × 100 = 68.88%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed49
Km — ultra races3 975 km
> 100 km7
> 160 km7
Longest race170,6 km
11th Mogollon Monster 100 Mile — 10/9/2022

Km per year (ultra races)

221
2 races
2022
214
2 races
2023
53
1 race
2024
50
1 race
2025
108
2 races
2026

Race types (share of distance)

Trail100,0%

Records

50 km5h52'14100 km14h19'5050 mi13h02'34100 mi28h54'12

HISTORY

49 race(s)
DateRacePerf.Rk
2026
15.08 53km USA9th Cloudcroft Ultra Run 9:20:44 h58
18.01 55km USA17th Big Bend Ultra 8:46:26 h93
2025
07.06 50km USA12th Scout Mountain 50 km Ultra Trail 10:53:29 h66
2024
17.08 53km USA7th Cloudcroft Ultra Run 9:06:51 h66
2023
15.07 100mi USA22th Tahoe Rim Trail 100M Endurance Run 34:22:01 h93
17.06 53km USA10th River of No Return Endurance Run 53K 10:00:41 h71
2022
10.09 106mi USA11th Mogollon Monster 100 Mile 36:45:20 h92
06.08 50km USA8th Sheep Mountain 50 km Endurance Run 9:12:00 h34
2021
18.09 50km USA6th Sky Island 50K 8:42:08 h61
19.06 100mi USA29th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 34:05:22 h162
29.05 50km USA1st Pinal Peak 50km Trail Run 8:03:50 h58
09.01 100km USA21st Bandera 100 km Endurance Run 15:21:15 h151
2020
24.10 50mi USA14th Cactus Rose 50 Mile 13:02:34 h18
25.07 50km USA6th Pikes Peak Ultra 50 km 8:41:41 h91
15.02 100km USA7th Black Canyon Trail 100 km Run 16:11:12 h400
2019
24.08 100mi USA21st Cascade Crest Classic 100 Mile 33:40:59 h118
04.05 100km USA24th Miwok 100k Trail Race 15:07:28 h221
02.03 50km USA3rd Tinajas Ultra 50 km 7:17:00 h33
06.01 50km USA19th Bandera 50 km Endurance Run 8:34:41 h135
2018
29.09 50km USA3rd J&J Race and Trail Running Reunion 50 km Race 8:38:52 h17
20.04 100km USA7th The Zion 100 km Run 16:08:00 h58
03.03 50km USA2nd Tinajas Ultra 50 km 7:16:57 h27
2017
08.09 100mi USA38th Wasatch Front 100 Mile 35:48:41 h196
13.05 50km USA3rd Cactus to Cloud Trail Run 10:24:03 h63
2016
23.07 100km USA2nd Never Summer 100k 22:09:35 h163
18.03 50km USA12th Three Days of Syllamo 50 km Run 6:57:34 h62
13.02 50km USA24th Rocky 50 km Trail Run 7:08:47 h75
2015
22.08 100km USA14th Waldo 100K Trail Run 17:29:44 h90
18.07 50mi USA14th Tahoe Rim Trail 50M Endurance Run 13:32:15 h79
30.05 50km USA7th Golden Gate Dirty 30 9:39:41 h356
21.02 50mi USA2nd Antelope Canyon 50 Mile Race 13:18:41 h72
2014
14.06 50mi USA2nd Bryce 50 Mile Trail Run 14:25:00 h87
01.02 100mi USA22nd Rocky Raccoon 100 Mile Trail Run 28:54:12 h240
11.01 100km trail race USA14th Bandera 100 km Ultratrail - Open race 16:50:07 h131
11.01 100km trail race USA14th Bandera 100 km Ultratrail - US Trail Championships 16:50:07 h56
2013
26.10 100mi USA7th Cactus Rose 100 Mile 30:49:34 h24
28.09 50km USA2nd Mount Taylor 50 km Race 8:19:16 h103
20.07 50mi USA12th Tahoe Rim Trail 50M Endurance Run 15:43:57 h125
25.05 50km USA8th Jemez Mountain 50km Trail Run 8:44:46 h122
02.03 50km USA4th Nueces 50 km Trail Run 6:24:25 h44
13.01 100km trail race USA13th Bandera 100 km Ultratrail 14:55:45 h72
2012
01.12 50km USA23rd Sunmart Texas Trails 50 km 5:52:14 h27
07.04 45mi USA1st Cedro Peak 45 Mile Ultramarathon 11:26:46 h36
07.01 100km USA12th Bandera 100 km Ultratrail 14:19:50 h59
2011
10.12 50km USA22nd Sunmart Texas Trails 50 km 6:01:19 h28
21.05 50km USA6th Jemez Mountain 50km Trail Run 8:53:58 h81
08.01 100km USA11th Bandera 100 km Ultratrail 16:12:45 h85
2010
09.01 50km USA10th Bandera 50 km Ultratrail 7:35:25 h121
2009
10.01 50km USA9th Bandera 50 km Ultratrail 7:24:34 h85