Jeff Davis
ID 368864
Born : 1982 Cat. M40 Ultrarunner since 2012 USA
34
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
23,7%
Rank quotient ?This runner's calculation uses 34 eligible race(s): Σ(rank − 1) = 789; Σ finishers = 3 331. 789 / 3 331 × 100 = 23.69%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed34
Km — ultra races3 005 km
> 100 km7
> 160 km6
> 200 km1
> 24h1
Longest race331,5 km
3rd Bigfoot 200 Endurance Run — 11/8/2017

Km per year (ultra races)

230
3 races
2022
2023
211
2 races
2024
211
2 races
2025
50
1 race
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M3
🏅 Top 36
🏅 Top 3 M6
Longest winning streak0
Current streak0

Records

50 km4h19'54100 km14h12'3150 mi8h26'01100 mi27h54'5112 h80,47 km24 h84,97 km

HISTORY

34 race(s)
DateRacePerf.Rk
2026
27.06 50km USA18th Dawg Gone Long Run 50k 6:24:45 h7
2025
18.10 50km USA6th Uwharrie Gold Rush 50k 7:00:32 h6
11.07 100mi USA32nd Hardrock Hundred Endurance Run 41:16:36 h59
2024
21.09 100mi USA13th Idaho Mountain Trail Ultra Festival (IMTUF 100) 33:36:40 h88
06.04 50km USA5th Mount Toby 50k Race 6:27:50 h9
2022
27.08 100km USA1st Jigger Johnson 100K 25:27:54 h6
14.05 50mi USA14th Peak Ultra 50 Mile Endurance Run 13:02:21 h7
09.04 50km USA3rd Mount Toby 50k Race 6:11:08 h9
2021
16.07 100mi USA28th Hardrock Hundred Endurance Run 39:37:00 h52
2019
15.09 50km USA22nd Pisgah Mountain Trail Race 5:36:08 h25
18.05 50km USA5th Quest for the Crest 50k 10:11:04 h23
19.01 24h USA7th Black Toe 24 Hour Run 84.973 km3 🥉
2018
10.11 50km USA11th Upchuck 50K Trail Running Race 6:12:04 h23
23.06 50mi USA24th San Juan Solstice 50 Mile Run 12:54:46 h91
17.03 50km USA6th Music City Trail Ultra 5:43:39 h5
2017
11.11 50km USA10th Upchuck 50K Trail Running Race 5:51:33 h17
11.08 206mi USA3rd Bigfoot 200 Endurance Run 2d 23:43:02 h8
2016
03.12 100km USA1st Rock/Creek Stillhouse 100 km Race 14:12:31 h4
09.09 100mi USA37th Wasatch Front 100 Mile 27:54:51 h52
25.06 50mi USA22nd San Juan Solstice 50 Mile Run 13:13:23 h81
2015
14.11 50km USA8th Upchuck 50K Trail Running Race 5:58:12 h20
12.09 50mi USA25th Superior Fall Trail Races 50 Mile 10:10:46 h6
27.06 50mi USA21st San Juan Solstice 50 Mile Run 13:00:42 h90
14.03 68mi USA3rd Georgia Death Race 14:55:39 h20
21.02 50km USA9th Black Warrior 50K 4:57:13 h3 🥉
31.01 12h USA3rd Black Toe 12 Hour Run 80.467 km2 🥈
2014
08.11 50km USA7th Upchuck 50K Trail Running Race 5:49:40 h12
26.09 100mi trail race USA16th The Bear 100 Mile Endurance Run 28:21:23 h52
18.01 12h USA2nd Black Toe 12 Hour Run 80.467 km2 🥈
2013
23.11 50km USA3rd Duncan Ridge Trail 50 km Race 6:23:22 h3 🥉
31.08 50mi USA8th Iron Mountain 50 Mile Trail Run 8:26:01 h6
27.07 50km USA3rd Big Butts 50 km 4:19:54 h2 🥈
2012
15.12 50mi USA5th Lookout Mountain 50 Mile Race 8:32:26 h11
06.10 50km USA11th Rock/Creek StumpJump 50K 5:11:33 h19