Ryan Anderson
ID 199723
Born : 1974 Cat. M50 Ultrarunner since 2011 USA
50
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
53
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
40,4%
Rank quotient ?This runner's calculation uses 51 eligible race(s): Σ(rank − 1) = 3 057; Σ finishers = 7 558. 3 057 / 7 558 × 100 = 40.45%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed51
Km — ultra races4 515 km
> 100 km15
> 160 km14
Longest race160,9 km
27th The Bear 100 Mile Endurance Run — 26/9/2025

Km per year (ultra races)

372
3 races
2022
2023
2024
322
2 races
2025
130
2 races
2026

Race types (share of distance)

Road1,6%
Trail98,4%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M2
Longest winning streak0
Current streak0

Records

50 km4h21'16100 km14h37'4850 mi9h34'53100 mi18h51'0012 h72,42 km

HISTORY

51 race(s)
DateRacePerf.Rk
2026
06.06 50mi USA13th Scout Mountain 50 Miles Ultra Trail 19:21:53 h59
12.04 49.9km USA12th Gorge Waterfalls 50k 8:16:43 h298
2025
26.09 100mi USA27th The Bear 100 Mile Endurance Run 32:24:37 h153
29.03 100mi USA20th Antelope Island Buffalo Run 100 Mile 28:16:01 h30
2022
17.06 100mi USA30th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 33:06:10 h82
24.03 100mi USA17th Antelope Island Buffalo Run 100 Mile 20:56:39 h4
19.02 50km USA21th Hagg Lake Trail Runs 50K 5:01:32 h31
2018
06.10 50km USA8th Foothills 50K Frenzy 11:10:54 h165
2017
22.10 50km USA10th Bimblers Bluff 50k 5:28:59 h8
07.10 50km USA7th Foothills 50K Frenzy 8:35:24 h117
17.09 50km USA20th Pisgah Mountain Trail Race 5:18:07 h12
15.04 50mi USA9th Lake Sonoma 50 Mile Race 9:34:53 h72
11.03 50km USA6th Marin Ultra Challenge 50 km Race 5:19:53 h32
2016
03.12 50km USA10th Endurance Challenge - California Trail 50 km 5:48:02 h96
01.10 50km USA6th Foothills 50K Frenzy 7:55:36 h83
09.09 100mi USA37th Wasatch Front 100 Mile 33:47:00 h162
27.08 60km USA2nd Resort to Rock 60K 9:43:24 h25
09.07 100km USA3rd Beaverhead 100K Endurance Run 16:11:40 h19
18.06 108km USA3rd River of No Return Endurance Run 108K 17:35:21 h21
14.05 50km USA1st Paiute Meadows Trail Run 5:07:38 h4
18.03 100mi USA11th Antelope Island Buffalo Run 100 Mile 18:51:00 h3 🥉
2015
03.10 50km USA5th Foothills 50K Frenzy 5:39:29 h24
25.09 100mi USA17th The Bear 100 Mile Endurance Run 28:55:05 h90
25.07 50km USA8th Speedgoat 50k 9:32:09 h153
20.06 50km USA2nd River of No Return Endurance Run 50K 6:27:39 h52
06.06 100km USA2nd Scout Mountain 100 km Ultra Trail 18:35:01 h47
25.04 50km USA6th Weiser River Trail 4:21:16 h11
07.03 50km USA26th Way Too Cool 50K Endurance Run 4:57:24 h173
2014
04.10 50km USA4th Foothills 50K Frenzy 6:10:45 h40
26.07 50km USA16th Siskiyou Out Back 50 km Trail Run 6:05:27 h86
28.06 100mi USA41st Western States 100 Mile Endurance Run 23:42:06 h123
21.03 100mi USA9th Antelope Island Buffalo Run 100 Mile 20:06:15 h5
18.01 50km USA4th Wilson Creek Frozen 50K 5:23:31 h10
2013
19.10 50km USA3rd Antelope Island 50K 4:56:51 h25
05.10 50km USA3rd Foothills 50K Frenzy 11:33:48 h136
27.09 100mi USA15th The Bear 100 Mile Endurance Run 26:20:00 h36
27.07 50km USA6th Speedgoat 50k 7:31:38 h77
22.06 100km USA2nd Silver City 100 km Endurance Run 14:37:48 h11
22.03 100mi USA8th Antelope Island Buffalo Run 100 Mile 21:12:03 h12
19.01 50km USA3rd Wilson Creek Frozen 50K 5:55:05 h6
2012
21.10 50km USA2nd Foothills 50K Frenzy 5:44:19 h33
07.09 100mi USA33rd Wasatch Front 100 Mile 33:20:24 h149
04.08 50mi USA3rd Wild Idaho Fifty Mile Endurance Run 14:21:20 h17
28.07 50km USA5th Speedgoat 50k 8:06:29 h81
23.06 100km USA1st Silver City 100 km Endurance Run 16:48:44 h8
27.04 100mi USA2nd Salt Flats 100 Mile 23:43:16 h16
31.03 12h USA1st Pulse Endurance Runs (Pickled Feet) 12 Hour 72.420 km6
21.01 50km USA2nd Wilson Creek Frozen 50K 7:48:25 h15
2011
22.10 50km USA1st Foothills 50K Frenzy 5:51:06 h41
23.09 100mi USA13th The Bear 100 Mile Endurance Run 29:35:44 h74
28.05 50mi USA2nd Pocatello 50 Mile Trail Run 16:01:57 h75