Charles Cai (M32)

2026

1 Race | 62 mi.

Miwok

May 2nd 2026
| Stinson Beach, CA
Distance
100 KM
Overall
24 / 303
Division (M)
19 / 209
10:54:12

2025

4 Races | 306 mi.

Kodiak Ultra Marathons

Oct 11th 2025
| Big Bear Lake, CA
Distance
100 Miles
Overall
15 / 328
Division (M)
12 / 271
20:30:38

Capital Backyard Ultra

May 24th 2025
| Lorton, VA
Duration
Backyard
Overall
8 / 36
Division (M)
7 / 28
125

Lake Sonoma 100K & 50K

Apr 12th 2025
| Healdsburg, CA
Distance
50 Miles
Overall
12 / 142
Division (M)
9 / 93
8:16:08

The Big Alta

Mar 22nd 2025
| Marinwood, CA
Distance
50 KM
Overall
18 / 225
Division (M)
16 / 148
4:12:52

2024

2 Races | 200 mi.

Kodiak Ultra Marathons

Oct 11th 2024
| Big Bear Lake, CA
Distance
100 Miles
Overall
103 / 210
Division (M)
85 / 173
28:49:31

Mountain Lakes 100

Sep 21st 2024
| Olallie Lake, OR
Distance
100 Miles
Overall
3 / 93
Division (M)
3 / 58
18:18:06

2023

2 Races | 162 mi.

Leadville Trail

Aug 19th 2023
| Leadville, CO
Distance
100 Miles
Overall
25 / 362
Division (M)
24 / 291
22:31:10

Canyons Endurance Runs

Apr 29th 2023
| Auburn, CA
Distance
100 KM
Overall
35 / 391
Division (M)
25 / 299
12:06:48

2022

2 Races | 96 mi.

Tahoe Rim Trail

Jul 16th 2022
| Carson City, NV
Distance
55 KM
Overall
3 / 142
Division (M)
3 / 69
6:08:51

Miwok

May 7th 2022
| Stinson Beach, CA
Distance
100 KM
Overall
10 / 259
Division (M)
9 / 186
11:07:51

2021

1 Race | 50 mi.

Dick Collins Firetrails

Sep 25th 2021
| Castro Valley, CA
Distance
50 Miles
Overall
2 / 81
Division (M)
2 / 48
8:36:31
12
Races
4y 7m 10d
Longevity
877
Lifetime Miles

Personal Bests

50k (1)
4:12:52
2025
50m (2)
8:16:08
2025
100k (3)
10:54:12
2026
100m (4)
18:18:06
2024
Backyard (1)
125
2025

Distance by Year

2026
62 Miles
1 Race
2025
306 Miles
4 Races
2024
200 Miles
2 Races
2023
162 Miles
2 Races
2022
96 Miles
2 Races
2021
50 Miles
1 Race

Multiple Performances

2026
19th Place
2022
9th Place

18:18:06

100 Miles

6:08:51

55 KM

8:36:31

50 Miles

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