Riley Robertson (M37)

2026

2 Races | 131 mi.

Ultramaraton Baja Trail

Mar 15th 2026
Distance
50 KM
Overall
8 / 112
Division (M)
8 / 86
6:25:40

HURT 100

Jan 17th 2026
| Honolulu, HI
Distance
100 Miles
Overall
3 / 84
Division (M)
3 / 72
22:49:10

2025

6 Races | 347 mi.

Ray Miller 50/50

Dec 6th 2025
| Malibu, CA
Distance
50 Miles
Overall
1 / 89
Division (M)
1 / 71
7:30:14

mammoth trailfest.

Sep 20th 2025
| Mammoth Lakes, CA
Distance
50 KM
Overall
31 / 642
Division (M)
24 / 393
5:27:55

Kettle Moraine 100 Endurance Runs

Jun 14th 2025
| La Grange, WI
Distance
100 Miles
Overall
4 / 137
Division (M)
4 / 107
18:51:28

McDonald Forest

May 3rd 2025
| Corvallis, OR
Distance
50 KM
Overall
7 / 175
Division (M)
7 / 118
4:44:08

Santa Barbara Nine Trails

Mar 15th 2025
| Santa Barbara, CA
Distance
35 Miles
Overall
11 / 119
Division (M)
11 / 90
6:34:50

HURT 100

Jan 18th 2025
| Honolulu, HI
Distance
100 Miles
Overall
3 / 85
Division (M)
3 / 62
22:33:08

2024

9 Races | 534 mi.

Quad Dipsea

Nov 30th 2024
| Mill Valley, CA
Distance
28.4 Miles
Overall
4 / 265
Division (M)
4 / 191
4:27:52

The Bear 100

Sep 27th 2024
| Logan, UT
Distance
100 Miles
Overall
7 / 251
Division (M)
6 / 191
22:14:51

Volcanic 50

Aug 3rd 2024
| Cougar, WA
Distance
50 KM
Overall
6 / 170
Division (M)
5 / 113
6:29:05

Cascade Crest

Jul 19th 2024
| Easton, WA
Distance
100 Miles
Overall
4 / 124
Division (M)
4 / 97
20:58:10

Western States 100

Jun 29th 2024
| Olympic Valley, CA
Distance
100 Miles
Overall
60 / 286
Division (M)
41 / 224
21:36:31

Miwok

May 4th 2024
| Stinson Beach, CA
Distance
100 KM
Overall
9 / 222
Division (M)
6 / 160
10:54:32

Oriflamme

Apr 13th 2024
| Julian, CA
Distance
50 KM
Overall
1 / 128
Division (M)
1 / 85
4:19:29

Ultramaraton Baja Trail

Mar 17th 2024
Distance
50 KM
Overall
4 / 279
Division (M)
4 / 197
5:49:45

AZT Oracle Rumble

Jan 27th 2024
| Tucson, AZ
Distance
50 Miles
Overall
2 / 49
Division (M)
2 / 34
8:33:39

2023

4 Races | 184 mi.

Quad Dipsea

Nov 25th 2023
| Mill Valley, CA
Distance
28.4 Miles
Overall
37 / 338
Division (M)
32 / 252
5:11:56

Cuyamaca 100k

Oct 7th 2023
| Julian, CA
Distance
100 KM
Overall
14 / 161
Division (M)
11 / 122
12:46:16

Never Summer

Jul 29th 2023
| Gould, CO
Distance
100 KM
Overall
76 / 201
Division (M)
61 / 153
19:34:58

McDonald Forest

May 6th 2023
| Corvallis, OR
Distance
50 KM
Overall
14 / 169
Division (M)
14 / 117
5:38:03

2022

6 Races | 286 mi.

San Jacinto 50K

Oct 29th 2022
| Idyllwild, CA
Distance
50 KM
Overall
9 / 39
Division (M)
8 / 31
8:30:18

mammoth trailfest.

Sep 24th 2022
| Mammoth Lakes, CA
Distance
50 KM
Overall
41 / 234
Division (M)
30 / 158
6:43:51

Noble Canyon

Sep 17th 2022
| Pine Valley, CA
Distance
50 KM
Overall
10 / 243
Division (M)
9 / 178
5:16:19

Waldo 100K

Aug 13th 2022
| Oakridge, OR
Distance
100 KM
Overall
27 / 103
Division (M)
22 / 71
13:42:48

San Diego 100

Jun 3rd 2022
| Lake Cuyamaca, CA
Distance
100 Miles
Overall
7 / 120
Division (M)
7 / 98
21:47:45

Old West Trail Runs

Mar 12th 2022
| Julian, CA
Distance
50 KM
Overall
3 / 74
Division (M)
3 / 51
4:11:48

2021

4 Races | 153 mi.

Quad Dipsea

Nov 27th 2021
| Mill Valley, CA
Distance
28.4 Miles
Overall
28 / 270
Division (M)
23 / 198
5:25:03

Cuyamaca 100k

Oct 2nd 2021
| Julian, CA
Distance
100 KM
Overall
12 / 159
Division (M)
9 / 116
12:10:39

McDonald Forest

May 8th 2021
| Corvallis, OR
Distance
50 KM
Overall
32 / 252
Division (M)
28 / 155
5:40:53

Little Su 50k

Feb 13th 2021
| Big Lake, AK
Distance
50 KM
Overall
3 / 27
Division (M)
3 / 13
5:40:54

2020

1 Race | 50 mi.

Avalon Benefit 50

Jan 11th 2020
| Avalon, CA
Distance
50 Miles
Overall
16 / 203
Division (M)
15 / 135
8:09:51

2019

4 Races | 141 mi.

Quad Dipsea

Nov 30th 2019
| Mill Valley, CA
Distance
28.4 Miles
Overall
46 / 274
Division (M)
41 / 203
5:36:51

Noble Canyon

Sep 21st 2019
| Pine Valley, CA
Distance
50 KM
Overall
15 / 217
Division (M)
13 / 147
5:43:49

Black Mountain 50k

Jun 29th 2019
| San Diego, CA
Distance
50 KM
Overall
19 / 145
Division (M)
16 / 95
6:04:59

PCT 50

May 11th 2019
| Cleveland National Forest, CA
Distance
50 Miles
Overall
21 / 117
Division (M)
19 / 92
9:54:17

2018

2 Races | 59 mi.

Quad Dipsea

Nov 24th 2018
| Mill Valley, CA
Distance
28.4 Miles
Overall
71 / 280
Division (M)
67 / 205
6:08:00

McDonald Forest

May 12th 2018
| Corvallis, OR
Distance
50 KM
Overall
84 / 194
Division (M)
65 / 138
6:46:35

2017

2 Races | 59 mi.

Quad Dipsea

Nov 25th 2017
| Mill Valley, CA
Distance
28.4 Miles
Overall
162 / 301
Division (M)
127 / 218
7:09:03

McDonald Forest

May 13th 2017
| Corvallis, OR
Distance
50 KM
Overall
94 / 215
Division (M)
70 / 150
6:19:16
40
Races
8y 10m 8d
Longevity
1,944
Lifetime Miles

Personal Bests

50k (17)
4:11:48
2022
50m (4)
7:30:14
2025
100k (5)
10:54:32
2024
100m (7)
18:51:28
2025

Distance by Year

2026
131 Miles
2 Races
2025
347 Miles
6 Races
2024
534 Miles
9 Races
2023
184 Miles
4 Races
2022
286 Miles
6 Races
2021
153 Miles
4 Races
2020
50 Miles
1 Race
2019
141 Miles
4 Races
2018
59 Miles
2 Races
2017
59 Miles
2 Races

Multiple Performances

2026
3rd Place
2025
3rd Place
2025
24th Place
2022
30th Place
2025
7th Place
2023
14th Place
2021
28th Place
2018
65th Place
2017
70th Place
2024
4th Place
2023
32nd Place
2021
23rd Place
2019
41st Place
2018
67th Place
2017
127th Place
2023
11th Place
2021
9th Place
2022
9th Place
2019
13th Place

3rd Place

22:49:10

100 Miles

7:30:14

50 Miles

3rd Place

22:33:08

100 Miles

4:19:29

50 KM

8:33:39

50 Miles

4:11:48

50 KM

5:40:54

50 KM

Achievements are awarded for races with 25 or more finishers and courses with 200 or more finishers.

Masters: 40-49 / Grand Masters: 50-59 / Senior Grand Masters: 60+

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

Lake Tye Challenge
Monroe, WA - 25 finishers
12 Hours | 6 Hours
Cinderella Trail - Spring
Oakland, CA - 28 finishers
50 KM
Infinitus
Ripton, VT - 36 finishers
100 Miles | 88 KM
Smith Rock Classic
Terrebonne, OR - 185 finishers
50 Miles | 50 KM
MCW The Tatum Classic
Middletown Township, NJ - 16 finishers
50 KM
The Midwest Ultra Track Classic
Warrensburg, MO - 19 finishers
24 Hours | 12 Hours | 6 Hours
The Full Mo
Sheridan, IN - 190 finishers
50 KM
Chesterfield Gorge Ultra
West Chesterfield, MA - 120 finishers
100 Miles | 100 KM | 50 Miles | 50 KM
Mohican Trail Run
Loudonville, OH - 251 finishers
100 Miles | 50 Miles
View All Results