Margaret Hadley
Born : 1980 Cat. W45 Ultrarunner since 2014 AUS
50
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
76
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 ?AUSAustraliaCROCroatia
31,9%
Rank quotient ?This runner's calculation uses 62 eligible race(s): Σ(rank − 1) = 1 696; Σ finishers = 5 313. 1 696 / 5 313 × 100 = 31.92%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed64
Km — ultra races8 185 km
> 100 km29
> 160 km22
> 200 km16
> 24h19
> 48h11
Longest race321,9 km

Km per year (ultra races)

1 127
8 races
2022
817
3 races
2023
1 127
5 races
2024
858
4 races
2025
604
2 races
2026

Race types (share of distance)

Road15,7%
Trail29,6%
Stage2,8%
Elim.51,9%

Wins & podiums (ultra)

🏆 Win8
🏆 Win F36
🏅 Top 321
🏅 Top 3 F48
Longest winning streak2
Current streak0

HISTORY

63 race(s) · 6 split(s) nested
DateRacePerf.Rk
2026
01.08 Backyard Ultra AUSRed's Backyard Ultra 281.652 km (42h)10
02.05 Backyard Ultra AUSMelbourne Frontyard Ultra 321.888 km (48h)6
2025
08.08 Backyard Ultra AUS7th Birdy's Backyard Ultra 221.298 km (33h)7
18.07 Backyard Ultra AUSWild Dog Backyard Ultra 160.944 km (24h)5
21.06 Backyard Ultra AUSDead Cow Gully Backyard Ultra 241.416 km (36h)31
16.05 Backyard Ultra AUS4th No Time to Die Frontyard Ultra 234.710 km (35h)5
2024
22.11 240km AUSCoast to Kosci Ultramarathon 31:25:02 h8
02.08 Backyard Ultra AUS6th Birdy's Backyard Ultra 201.180 km (30h)8
21.06 Backyard Ultra AUSWild Dog Backyard Ultra 301.770 km (45h)1 🏆
17.05 Backyard Ultra AUS3rd No Time to Die Frontyard Ultra 201.180 km (30h)8
06.04 24h AUSAustralian 24 Hour Track Invitational 182.520 km9
2023
01.12 240km AUSCoast to Kosci Ultramarathon 32:26:00 h7
17.11 Backyard Ultra AUS3. Hysterical Carnage Backyard Ultra 268.240 km (40h)1 🏆
04.08 Backyard Ultra AUS5th Birdy's Backyard Ultra 308.476 km (46h)1 🏆
2022
15.10 Backyard Ultra AUS2nd Backyard Ultra World Team Championships - Australia 315.182 km (47h)10
16.09 Backyard Ultra AUS1st No Time to Die Frontyard Ultra 160.944 km (24h)8
05.08 Backyard Ultra AUS4th Birdy's Backyard Ultra 120.708 km (18h)23
14.05 100km AUSKep Ultra v2 100km 9:26:53 h1 🏆
24.04 12h AUS6th Light Horse Ultra - 12h 118.940 km2 🥈
18.03 Backyard Ultra AUS2nd Herdy's Frontyard Ultra 160.944 km (24h)17
27.02 50km AUSUltra Perth 3:42:15 h4
22.01 100km AUSAustralia Day Ultra 100 km 9:52:48 h1 🏆
2021
19.12 47.5km AUS12th Six Inch Trail 46 km Marathon 4:02:58 h20
24.10 12h AUS1st Runningworks Multi-Stage Ultra 50.000 km6
13.08 Backyard Ultra AUS3rd Birdy's Backyard Ultra 254.828 km (38h)3 🥉
26.03 Backyard Ultra AUS1st Herdy's Frontyard Ultra 221.298 km (33h)3 🥉
23.01 50mi AUSAustralia Day Ultra 100 km - 50mi Split 6:47:38 h3 🥉
23.01 100km AUSAustralia Day Ultra 100 km 8:28:34 h3 🥉
2020
20.12 46km AUS11th Six Inch Trail 46 km Marathon 6:47:55 h226
25.10 50km AUSMico Runningworks Ultra 4:09:41 h4
13.09 12h AUS4th Light Horse Ultra - 12h 116.620 km1 🏆
30.08 50km AUSSalming Bibra Lake RunningWorks Festival 3:52:39 h4
07.08 Backyard Ultra AUS2nd Birdy's Backyard Ultra 201.180 km (30h)4
18.01 100km AUSAustralia Day Ultra 100 km 9:08:24 h5
2019
27.10 100km AUSNed Kelly Chase 100km 8:43:59 h7
06.09 Backyard Ultra AUS1st Birdy's Backyard Ultra 73.766 km (11h)8
28.07 50km AUS3rd Yaberoo Trail Ultra 4:30:35 h7
07.07 50km AUSSalming Bibra Lake RunningWorks Festival 4:11:26 h4
27.04 12h AUS3rd Light Horse Ultra - 12h 123.490 km3 🥉
19.01 100km AUSAustralia Day Ultra 100 km 8:51:00 h2 🥈
2018
16.12 46km AUS10th Six Inch Trail 46 km Marathon 6:29:40 h216
27.10 50km AUSRunningWorks Ultra 3:44:26 h3 🥉
08.09 100km CROCro100 - total (WC,WMA,open) 8:56:03 h150
08.09 100km CROWMA 100km, Sveti Martin 8:56:03 h77
08.09 100km CRO30. IAU 100km WC, Sveti Martin 8:56:03 h141
29.07 50km AUS2nd Yaberoo Trail Ultra 4:07:27 h2 🥈
28.04 12h AUS2nd Light Horse Ultra - 12h 127.100 km1 🏆
03.03 100km AUS7th Lark Hill 100K Dusk to Dawn Ultra 9:22:19 h1 🏆
20.01 100km AUSAustralia Day Ultra 100 km 8:41:29 h5
2017
17.12 46km AUS9th Six Inch Trail 46 km Marathon 5:55:54 h211
23.09 100mi AUS5th Waterous Trail on Foot 100 Mile (WTF100) 19:57:14 h2 🥈
02.07 50km AUS1st Yaberoo Trail Ultra 4:11:51 h5
21.05 53km AUSWild Goose Chase - 53k Ultra 6:45:52 h6
20.05 106km AUSWild Goose Chase - 106k Ultra 13:52:34 h2 🥈
19.05 177km/3stages AUSWild Goose Chase - Duck’s Nuts Multi-day 23:02:00 h2 🥈
17.04 40mi AUSMt Helena 40 Miler 5:22:18 h2 🥈
21.01 100km AUSAustralia Day Ultra 100 km 8:58:17 h5
2016
18.12 46km AUS8th Six Inch Trail 46 km Marathon 4:26:06 h38
12.11 12h AUS1st Light Horse Ultra - 12h 118.990 km3 🥉
02.07 50mi AUS1st Feral Pig Ultra 50 mi 8:27:31 h6
23.01 50km AUSAustralia Day Ultra 50 km 4:01:28 h9
2015
20.12 46km AUS7th Six Inch Trail 46 km Marathon 6:28:28 h214
2014
21.12 46km AUS6th Six Inch Trail 46 km Marathon 6:20:18 h174