Karen Murray
ID 1522869
Born : 1966 Cat. W60 Ultrarunner since 2014 USA
50
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
73,2%
Rank quotient ?This runner's calculation uses 76 eligible race(s): Σ(rank − 1) = 3 270; Σ finishers = 4 469. 3 270 / 4 469 × 100 = 73.17%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed76
Km — ultra races4 291 km
> 100 km4
> 160 km1
> 24h14
> 48h2
Longest race163,6 km
3rd The Country Mile 48 Hour Race — 31/3/2023

Km per year (ultra races)

502
9 races
2022
536
8 races
2023
354
7 races
2024
195
4 races
2025
423
8 races
2026

Race types (share of distance)

Road20,4%
Trail79,6%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F2
🏅 Top 30
🏅 Top 3 F10
Longest winning streak0
Current streak0

Records

50 km5h53'0150 mi10h26'0312 h81,64 km24 h119,41 km48 h163,57 km

HISTORY

76 race(s)
DateRacePerf.Rk
2026
08.08 12h USA10th Angry Owl 12 Hour Ultramarathon 50.694 km29
18.07 50km USA15th Big Butts 50 km 8:32:57 h48
10.07 72h USA12th Notchview Ultra 72 Hour Ultra 51.981 km79
25.04 24h USA2nd Sunrise Scramble 50.565 km5
14.03 50km USA12th The Pistol 50 km Ultra Run 7:24:51 h96
07.03 24h USA13th Crooked Road 24 Hour Ultra 68.236 km83
21.02 24h USA10th FarmDaze 24 Hour Run 51.070 km49
17.01 50km USA11th Southern Tour 50 km Ultra Race 8:17:36 h103
2025
28.06 33h USA5th Centurion Ultra Run 50.211 km30
24.05 12h USA4th Weld Your Mettle Ultra Marathon 12h 45.061 km12
26.04 50km USA6th Fort Yargo 50km Ultramarathon 9:45:11 h56
25.02 24h USA9th FarmDaze 24 Hour Run 50.150 km37
2024
29.09 50km USA12th Farm to Farm 50 km Ultra Run 7:49:44 h16
07.09 50km USA13th TARC Fall Classic 50 km 9:55:27 h102
17.08 50km USA3rd BAD DAWG 50 km Ultra Endurance Run 8:39:00 h17
22.06 24h USA14th Dawn to Dusk Endurance Run 24 Hours 51.257 km20
11.02 33mi USA4th Gone Loco 33 Mile Race 8:36:32 h60
27.01 50km USA7th Arches Ultra 50 km Race 8:58:40 h231
06.01 50km USA13th Mid-Maryland Ultra 50k 7:53:53 h76
2023
04.11 50km USA5th Screaming Monkey 50 km Race 8:56:27 h8
05.08 50km USA15th Dahlgren Heritage Rail Trail 50K 8:16:40 h94
01.07 12h USA17th Run Under The Stars 12 Hour Endurance Run 49.889 km37
24.06 50km USA7th Night Train 50k 7:43:56 h87
03.06 12h USA2nd The Sticks 12 Hour Races 52.464 km4
30.04 50km USA49th Jack Bristol Lake Waramaug 50km Ultra Marathon 6:55:40 h40
31.03 48h USA3rd The Country Mile 48 Hour Race 163.573 km61
18.02 24h USA7th FarmDaze 24 Hour Run 69.879 km28
2022
31.12 12h USA6th Resolution Run 49.889 km15
06.08 50km USA12th Kanawha Trace Trail Runs 10:21:45 h45
23.07 12h USA9th Christmas in July 12 Hour Run 48.542 km27
25.06 12h USA2nd Midnight Squatchapalooza 12 Hour Race 52.303 km43
07.05 50km USA9th Knock on Wood Ultra - Forest Freak 50k 10:37:03 h23
02.04 50km USA1st Bluegrass 50km Ultra Race 9:51:24 h13
19.03 50km USA8th The Pistol 50 km Ultra Run 6:48:48 h62
12.02 30h USA3rd Sandhills Trail & Ultra Festival 30 Hour Run 100.905 km22
08.01 50km USA23nd Salem Lakeshore Frosty Fifty 6:16:12 h53
2021
18.12 50km USA38th Tallahassee Ultra Distance Classic 50K 5:53:01 h12
11.12 50km USA8th Bulow Woods Trail Race and Ultra Marathon 7:22:03 h46
11.09 50km USA13th Run Woodstock - Freak 50 km 9:47:51 h104
21.08 30h USA2nd Sandhills Trail & Ultra Festival 30 Hour Run 100.905 km22
10.07 50km USA4th Chesterfield Gorge 50 km Ultra Race 7:24:42 h37
04.07 50km USA6th Biffledinked 10X5K Race 7:15:06 h11
26.06 50km USA2nd Under the Moon 50km Race 6:27:00 h15
12.06 33.5mi USA9th Trail Rail Run 50 km 7:07:37 h13
08.05 50km USA6th Paiute Meadows Trail Run 7:43:52 h47
10.04 50km USA6th Southern Tour 50 km Ultra Race 8:53:05 h45
20.02 50km USA1st Bokoa Spring Fling 50 km Race 10:47:00 h7
13.02 50km USA4th Bosque Bigfoot Race 7:35:53 h15
02.01 12h USA4th Resolution Run 81.642 km18
2020
12.12 50km USA7th Bell Ringer 50k Trail Run 8:52:37 h80
05.12 50km USA11th McDowell Mountain Frenzy 50 km 8:31:36 h142
14.11 45km USA6th Pleasant Creek Trail Run 6:40:40 h31
07.11 50km USA2nd Screaming Monkey 50 km Race 8:22:25 h31
31.10 50km USA1st Fancy Nonsense 50 km Race 7:16:19 h12
25.10 12h USA8th End-Trails 12 Hour Run 50.694 km23
10.10 50km USA10th Rock Bridge Revenge 50 km Race 8:27:29 h42
04.10 50km USA1st The Hootenanny 50km Trail Race 9:20:35 h25
05.09 12h USA15th Badgerland F/X 12 Hour Run (day) 60.544 km4
18.07 50km USA9th Big Butts 50 km 8:00:32 h31
06.06 50km USA8th Rockin Choccolocco 50K 9:31:28 h37
30.05 50km USA7th Hell Hole Hundred 50 km Day Run 9:01:28 h14
22.02 24h USA4th FarmDaze 24 Hour Run 119.413 km12
01.02 50mi USA3rd Light to Light 50 Mile 10:26:03 h25
25.01 50km USA9th Angela Ivory 50K Memorial Run 6:25:58 h16
18.01 50km USA14th Cape Cod Frozen 50k Race 8:12:00 h30
04.01 50km USA21st Salem Lakeshore Frosty Fifty 6:05:03 h75
2019
23.02 24h USA3rd FarmDaze 24 Hour Run 80.467 km33
2018
15.12 50km USA1st Naked Nick 50 km Race 8:36:50 h116
2016
11.12 50km USA4th BUS Trail Mix-Up Run 50K 7:29:30 h54
02.07 50km USA28th Finger Lakes Fifties 50 km Run 8:08:50 h75
14.05 50km USA8th 3 Days at the Fair 50 km Race 7:17:18 h8
06.03 50km USA14th Caumsett Park 50K Lloyd Neck - Championships 6:10:31 h67
2015
03.01 50km USA7th Watchung Winter 50 km Run 6:35:28 h32
2014
21.12 50km USA2nd BUS Trail Mix-Up Run 50K 5:56:30 h21
25.07 24h USA18th Ultra Around The Lake 24h 77.940 km48
03.05 50mi USA2nd Rock The Ridge 50-Mile Endurance Challenge 11:39:30 h59