Sean Omalley (M52)
2026
2 Races | 81 mi.Black Canyon Ultras
Feb 15th 2026
| Mayer, AZ
Distance
50 KM
Overall
68
/ 848
Division (M)
58
/ 528
4:22:09
Sean O'Brien 100k/50M/50k
Jan 31st 2026
| Malibu, CA
Distance
50 Miles
Overall
11
/ 69
Division (M)
8
/ 48
12:05:12
2025
6 Races | 441 mi.Across the Years
Dec 28th 2025
| Peoria, AZ
Distance
100 Miles
Overall
14
/ 100
Division (M)
14
/ 64
23:39:45
Griffith Park Trail
Nov 1st 2025
| Los Angeles, CA
Distance
50 KM
Overall
18
/ 84
Division (M)
14
/ 57
5:45:25
Cahuilla Rez Ultra
Oct 18th 2025
| Anza, CA
Duration
24 Hours
Overall
1
/ 25
Division (M)
1
/ 12
102
Run4Kids 24 Hour Running Party
May 2nd 2025
| Corona, CA
Duration
24 Hours
Overall
2
/ 12
Division (M)
2
/ 11
101.9
Beyond Limits Ultra
Apr 5th 2025
| Mountain Center, CA
Duration
24 Hours
Overall
6
/ 12
Division (M)
5
/ 8
56
Sean O'Brien 100k/50M/50k
Feb 22nd 2025
| Malibu, CA
Distance
50 Miles
Overall
21
/ 40
Division (M)
16
/ 30
11:14:47
2024
7 Races | 517 mi.Across the Years
Dec 28th 2024
| Peoria, AZ
Distance
100 Miles
Overall
12
/ 100
Division (M)
11
/ 53
22:43:00
Rio Del Lago
Nov 2nd 2024
| Granite Bay, CA
Distance
100 Miles
Overall
109
/ 204
Division (M)
83
/ 147
27:17:12
Wild Wild West Marathon And Ultra
Oct 5th 2024
| Lone Pine, CA
Distance
50 KM
Overall
23
/ 54
Division (M)
15
/ 33
7:55:04
Bulldog 50K Ultra Run & 25K Trail Run
Aug 17th 2024
| Calabasas, CA
Distance
50 KM
Overall
58
/ 167
Division (M)
47
/ 117
6:30:02
Orange Curtain
Jun 22nd 2024
| Cerritos, CA
Duration
12 Hours
Overall
1
/ 7
Division (M)
1
/ 5
55.3
Nanny Goat
May 25th 2024
| Riverside, CA
Distance
100 Miles
Overall
11
/ 24
Division (M)
10
/ 21
25:20:34
RUN4Kids 48r Hour Running Party
Mar 22nd 2024
| Corona, CA
Distance
100 Miles
Overall
4
/ 18
Division (M)
4
/ 12
27:04:36
2023
7 Races | 313 mi.SAMO Trail Runs
Oct 28th 2023
| Pacific Palisades, CA
Distance
50 KM
Overall
38
/ 74
Division (M)
25
/ 46
7:20:45
No Name Trail Races
Oct 14th 2023
| Agoura, CA
Distance
50 KM
Overall
44
/ 93
Division (M)
35
/ 71
6:33:00
Leona Divide
Apr 22nd 2023
| Lake Hughes, CA
Distance
50 Miles
Overall
34
/ 85
Division (M)
27
/ 62
13:05:34
RUN4Kids 48r Hour Running Party
Mar 24th 2023
| Corona, CA
Duration
12 Hours
Overall
4
/ 10
Division (M)
4
/ 8
54
RUN4Kids 48r Hour Running Party
Mar 24th 2023
| Corona, CA
Duration
12 Hours
Overall
4
/ 10
Division (M)
4
/ 8
54
Griffith Park Trail
Mar 11th 2023
| Los Angeles, CA
Distance
50 KM
Overall
32
/ 89
Division (M)
23
/ 60
6:04:08
Sean O'Brien 100k/50M/50k
Jan 28th 2023
| Malibu, CA
Distance
100 KM
Overall
84
/ 91
Division (M)
65
/ 70
15:38:40
2022
7 Races | 252 mi.Spooner's Cove
Oct 16th 2022
| Los Osos, CA
Distance
50 KM
Overall
23
/ 26
Division (M)
17
/ 19
7:31:38
Javelina Jangover Night Runs
Sep 17th 2022
| Scottsdale, AZ
Distance
75 KM
Overall
6
/ 26
Division (M)
6
/ 12
9:50:36
Rodeo Valley Trail Run
Aug 6th 2022
| Sausalito, CA
Distance
50 KM
Overall
24
/ 46
Division (M)
19
/ 36
6:09:45
Elder Creek Night Runs
Jul 9th 2022
| Anza, CA
Distance
50 KM
Overall
8
/ 18
Division (M)
7
/ 13
7:13:42
Leona Divide
Apr 23rd 2022
| Lake Hughes, CA
Distance
50 KM
Overall
44
/ 109
Division (M)
35
/ 62
6:33:58
Griffith Park Trail
Mar 12th 2022
| Los Angeles, CA
Distance
50 KM
Overall
41
/ 76
Division (M)
28
/ 52
6:47:49
Sean O'Brien 100k/50M/50k
Feb 5th 2022
| Malibu, CA
Distance
50 Miles
Overall
39
/ 56
Division (M)
28
/ 38
12:28:22
2021
3 Races | 93 mi.No Name Trail Races
Dec 4th 2021
| Agoura, CA
Distance
50 KM
Overall
25
/ 45
Division (M)
22
/ 33
6:50:10
Golden Gate Spartan Trail Classic
Nov 20th 2021
| San Francisco, CA
Distance
50 KM
Overall
113
/ 302
Division (M)
82
/ 193
6:29:52
Ridge Route Ultra
Jul 10th 2021
| Castaic, CA
Distance
50 KM
Overall
40
/ 59
Division (M)
26
/ 42
6:12:21
32
Races
4y 7m 11d
Longevity
1,698
Lifetime Miles
Personal Bests
50k
(15)
4:22:09
2026
50m
(4)
11:14:47
2025
100k
(1)
15:38:40
2023
100m
(5)
22:43:00
2024
24hr
(3)
102
2025
12hr
(3)
55.3
2024
Distance by Year
2026
81
Miles
2 Races
2025
441
Miles
6 Races
2024
517
Miles
7 Races
2023
313
Miles
7 Races
2022
252
Miles
7 Races
2021
93
Miles
3 Races
Multiple Performances
1st Place
102
24 Hours
Masters Winner
102
24 Hours
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+