Mary McDowell
Born : 1955 Cat. W70 Ultrarunner since 2012 USA
23
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
34
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 ?NZLNew ZealandUSAUnited States
88,9%
Rank quotient ?This runner's calculation uses 23 eligible race(s): Σ(rank − 1) = 2 870; Σ finishers = 3 230. 2 870 / 3 230 × 100 = 88.85%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed23
Km — ultra races1 540 km
> 100 km2
> 160 km1
Longest race160,9 km

Km per year (ultra races)

2022
2023
132
2 races
2024
291
3 races
2025
154
2 races
2026

Race types (share of distance)

Road3,1%
Trail96,9%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F1
Longest winning streak0
Current streak0

HISTORY

23 race(s)
DateRacePerf.Rk
2026
19.06 32mi USA34th Bighorn Mountain Wild & Scenic 50km Trail Run 9:46:31 h214
14.02 103km NZL17th Tarawera 100 km Ultramarathon 26:11:15 h725
2025
11.10 50mi USA44th Le Grizz 50 Mile Ultramarathon 14:12:45 h80
02.08 50km USA19th El Vaquero Loco 50K Mountain Race 8:19:05 h33
28.02 100mi USA7th Grandmaster Ultras 100 Mile Run 38:40:00 h16
2024
12.10 50mi USA43rd Le Grizz 50 Mile Ultramarathon 13:51:26 h68
15.06 32mi USA32nd Bighorn Mountain Wild & Scenic 50km Trail Run 9:34:22 h207
2021
19.06 32mi USA29th Bighorn Mountain Wild & Scenic 50km Trail Run 10:14:15 h201
2019
16.11 50km USA5th Dead Horse 50 km Race 9:10:19 h369
2018
14.04 57km USA3rd Whiskey Basin 57 km Trail Run 12:34:24 h82
2017
18.03 50km USA12th Antelope Island Buffalo Run 50 km 9:24:46 h95
2015
05.12 50mi USA6th McDowell Mountain Frenzy 50 Mile 14:54:14 h33
10.10 50mi USA34th Le Grizz 50 Mile Ultramarathon 12:49:25 h61
26.09 50km USA2nd Endurance Challenge - Utah Trail 50 km 9:11:35 h142
22.08 50km USA11th Lean Horse Ultra-Marathon 50 km 6:54:27 h21
18.07 31mi USA2nd Antelope Butte Grind 31M 8:38:31 h10
19.06 52mi USA23rd Bighorn Mountain Wild & Scenic 50mi Trail Run 14:57:56 h128
21.03 50km USA10th Antelope Island Buffalo Run 50 km 7:54:01 h144
2014
06.12 50mi USA5th McDowell Mountain Frenzy 50 Mile 14:31:15 h29
11.10 50mi USA33rd Le Grizz 50 Mile Ultramarathon 12:15:18 h81
20.06 50km USABighorn Mountain Wild & Scenic 50km Trail Run 8:24:17 h126
2013
13.07 12h USA2nd Happy Jack 12 hour Endurance Race 48.280 km12
2012
22.09 50km USA3rd Sundance Trail Run 8:55:26 h16