Margaret Barrett
ID 104138
Born : 1959 Cat. W65 Ultrarunner since 2008 USA
28
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
28
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
75,7%
Rank quotient ?This runner's calculation uses 28 eligible race(s): Σ(rank − 1) = 830; Σ finishers = 1 097. 830 / 1 097 × 100 = 75.66%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed28
Km — ultra races1 418 km
> 24h2
Longest race56,6 km
16th Dizzy Daze 12 Hour Race — 28/3/2026

Km per year (ultra races)

150
3 races
2022
50
1 race
2023
101
2 races
2024
51
1 race
2025
57
1 race
2026

Race types (share of distance)

Road51,2%
Trail48,8%

Wins & podiums (ultra)

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

Records

50 km6h08'0012 h56,65 km24 h53,11 km

HISTORY

28 race(s)
DateRacePerf.Rk
2026
28.03 12h USA16th Dizzy Daze 12 Hour Race 56.648 km27
2025
29.03 12h USA15th Dizzy Daze 12 Hour Race 51.499 km42
2024
21.09 50km USA6th The Cascade Super 50km Ultra Race 8:53:49 h65
30.03 12h USA14th Dizzy Daze 12 Hour Race 51.499 km35
2023
25.11 50km USA10th Ghost of Seattle Marathon 7:14:37 h26
2022
18.06 50km USA6th Millersylvania Trail Race 50K 7:39:58 h25
28.05 7h USA11th Sri Chinmoy 7 Hour Race 47.089 km12
19.03 24h USA20th Pacific Rim One Day 53.108 km66
2021
14.08 12h USA8th Hamster Endurance Runs 12 Hour Run 46.027 km15
2020
02.02 50km USA6th West Seattle Beach Run - Winter Edition 8:03:32 h19
2019
21.09 12h USA6th Hamster Endurance Runs 12 Hour Run 46.027 km15
28.07 50km USA4th West Seattle Beach Run - Summer Edition 7:38:29 h14
23.03 12h USA10th Dizzy Daze 12 hours 51.499 km51
2018
22.07 50km USA3rd West Seattle Beach Run - Summer Edition 7:06:26 h13
24.03 12h USA9th Dizzy Daze 12 hours 51.499 km29
17.03 24h USA17th Pacific Rim One Day 51.499 km45
04.02 50km USA4th West Seattle Beach Run - Winter Edition 7:57:36 h15
2017
28.10 50km USA16th ORRC Autumn Leaves 50 km Run 8:53:18 h56
25.03 12h USA8th Dizzy Daze 12 hours 51.499 km32
05.02 50km USA3rd West Seattle Beach Run - Winter Edition 7:35:18 h21
2016
10.07 50km USA1st West Seattle Beach Run - Summer Edition 7:49:41 h11
2015
14.03 12h USA7th Dizzy Daze 12 hours 51.499 km43
2014
22.03 12h USA6th Dizzy Daze 12 hours 56.648 km43
2013
23.03 12h USA5th Dizzy Daze 12 hours 51.499 km56
2011
04.06 50km USA9th Rainier to Ruston Rail-Trail 50 km Ultra 6:14:42 h18
2010
27.11 50km USA3rd Ghost of Seattle Marathon 6:08:00 h15
05.06 50km USA8th Rainier to Ruston Rail-Trail 50 km Ultra 7:43:29 h17
2008
15.11 50km USA8th ORRC Autumn Leaves 50 km Run 7:11:39 h32