Chad MacDonald
ID 683886
Born : 1986 Cat. M40 Ultrarunner since 2015 USA
22
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
41
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
33,5%
Rank quotient ?This runner's calculation uses 22 eligible race(s): Σ(rank − 1) = 645; Σ finishers = 1 926. 645 / 1 926 × 100 = 33.49%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed22
Km — ultra races2 323 km
> 100 km8
> 160 km6
> 24h3
Longest race160,9 km
13th Cruel Jewel 100 Mile — 16/5/2025

Km per year (ultra races)

167
2 races
2022
328
3 races
2023
161
2 races
2024
322
2 races
2025
130
2 races
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win2
🏆 Win M4
🏅 Top 36
🏅 Top 3 M6
Longest winning streak1
Current streak0

Records

50 km4h40'39100 km12h26'2950 mi9h45'46100 mi27h37'296 h56,97 km24 h160,93 km

HISTORY

22 race(s)
DateRacePerf.Rk
2026
09.05 50mi USA19th TARC Wapack and Back 50 Mile Trail Race 11:51:58 h6
25.04 50km USA26th Promise Land 50K++ 7:53:51 h166
2025
01.11 24h USA11th The Hamsterwheel 24 Hour Run 160.934 km7
16.05 100mi USA13th Cruel Jewel 100 Mile 39:14:06 h50
2024
02.11 50mi USA42nd Mountain Masochist 50 Mile Trail Run 9:45:46 h18
11.05 50mi USA17th TARC Wapack and Back 50 Mile Trail Race 11:25:00 h2 🥈
2023
22.09 100mi USA15th Grindstone 100 Mile 31:45:13 h99
24.06 54mi USA11th Manitou's Revenge Ultramarathon 14:44:07 h26
13.05 50mi USA16th TARC Wapack and Back 50 Mile Trail Race 10:41:00 h1 🏆
2022
25.06 54mi USA10th Manitou's Revenge Ultramarathon 14:42:52 h17
07.05 50mi USA15th TARC Wapack and Back 50 Mile Trail Race 10:28:00 h1 🏆
2021
17.09 100mi USA13th Grindstone 100 Mile 34:10:24 h105
2019
02.11 24h USA5th The Hamsterwheel 24 Hour Run 141.622 km6
11.05 50mi USA13th TARC Wapack and Back 50 Mile Trail Race 11:28:31 h4
2018
05.10 100mi USA10th Grindstone 100 Mile 27:37:29 h50
08.09 50mi USA1st Kilkenny Ridge 50mi Race 15:09:04 h14
2016
07.10 100mi USA8th Grindstone 100 Mile 27:52:16 h52
16.07 100km USA9th Vermont 100 km Endurance Race 12:26:29 h12
07.05 50mi USA10th TARC Wapack and Back 50 Mile Trail Race 11:16:36 h3 🥉
2015
14.11 24h USA1st The Hamsterwheel 24 Hour Run 141.622 km2 🥈
26.09 6h USA2nd Joe English Twilight Challenge 56.970 km2 🥈
24.05 50km USA10th Trail Festival at Pineland Farms 4:40:39 h24