James Blanton
Born : 1978 Cat. M45 Ultrarunner since 2015 AUS
34
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
75
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
4
Countries visited ?AUSAustraliaITAItalyNZLNew ZealandUSAUnited States
14,3%
Rank quotient ?This runner's calculation uses 34 eligible race(s): Σ(rank − 1) = 1 327; Σ finishers = 9 250. 1 327 / 9 250 × 100 = 14.35%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed34
Km — ultra races6 767 km
> 100 km22
> 160 km17
> 200 km11
> 24h12
> 48h10
Longest race549,9 km

Km per year (ultra races)

412
3 races
2022
1 486
5 races
2023
1 448
3 races
2024
1 368
3 races
2025
731
3 races
2026

Race types (share of distance)

Road0,7%
Trail29,1%
Elim.70,2%

Wins & podiums (ultra)

🏆 Win2
🏆 Win M2
🏅 Top 39
🏅 Top 3 M9
Longest winning streak1
Current streak0

HISTORY

34 race(s)
DateRacePerf.Rk
2026
01.08 Backyard Ultra AUSRed's Backyard Ultra 160.944 km (24h)44
20.06 100mi AUSBrisbane Valley Rail Trail 100mi 17:46:27 h3 🥉
18.04 Backyard Ultra AUS5th Sydney's Backyard Ultra 409.066 km (61h)6
2025
18.10 Backyard Ultra USA14th Big Dog's Backyard Ultra 502.950 km (75h)23
21.06 Backyard Ultra AUSDead Cow Gully Backyard Ultra 429.184 km (64h)11
12.04 Backyard Ultra AUS3rd Sydney's Backyard Ultra 435.890 km (65h)4
2024
19.10 Backyard Ultra AUS3rd Backyard Ultra World Team Championships - Australia 549.892 km (82h)3 🥉
09.08 Backyard Ultra AUS6th The Clint Eastwood Backyard Ultra 482.832 km (72h)1 🏆
04.05 Backyard Ultra AUSDead Cow Gully Backyard Ultra 415.772 km (62h)3 🥉
2023
21.10 Backyard Ultra USA12th Big Dog's Backyard Ultra 482.832 km (72h)23
11.08 Backyard Ultra AUS5th The Clint Eastwood Backyard Ultra 402.360 km (60h)1 🏆
17.06 100mi AUSBrisbane Valley Rail Trail 100mi 17:34:27 h4
08.04 Backyard Ultra AUSDead Cow Gully Backyard Ultra 274.946 km (41h)2 🥈
11.02 165.2km NZL5th Tarawera 100 Mile Endurance Run 19:52:53 h36
2022
04.12 50km AUSGold Coast 50 Road Race 3:51:56 h33
17.06 100mi AUSBrisbane Valley Rail Trail 100mi 18:35:56 h4
16.04 Backyard Ultra AUSDead Cow Gully Backyard Ultra 201.180 km (30h)8
2021
15.05 50km AUS8th Ultra-Trail Australia 50 km 5:44:17 h53
17.04 45km AUSJabulani Challenge 45km 4:31:28 h3 🥉
2020
28.11 50km AUSCoastal High 50 5:40:53 h15
24.07 50mi AUSBrisbane Valley Rail Trail 50mi 7:56:05 h7
08.02 100mi NZL3rd Tarawera 100 Mile Endurance Run 22:36:24 h15
2019
09.02 102km NZL11th Tarawera 100 km Ultramarathon 11:41:45 h48
2018
11.11 50km AUSFreedom Trail Run 4:43:34 h3 🥉
31.08 101km ITA13ème Courmayeur-Champex-Chamonix 19:33:08 h442
16.06 50mi AUSBrisbane Valley Rail Trail 50mi 11:58:15 h7
10.02 102km NZL10th Tarawera 100 km Ultramarathon 13:06:04 h71
2017
17.12 50km AUSMisty Mountain Trail Run 5:37:07 h4
12.11 50km AUSFreedom Trail Run 5:12:08 h3 🥉
02.09 50km AUSCoastal High 50 6:29:42 h45
08.04 45km AUSJabulani Challenge 45km 5:34:02 h48
11.02 102km NZL9th Tarawera 100 km Ultramarathon 13:42:53 h159
2016
06.02 102km NZL8th Tarawera 100 km Ultramarathon 15:15:01 h197
2015
25.04 100km AUSAnzac Day Challenge 100 km Trail 12:53:00 h32