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Name: Castellanos, Alex   Submit Personal Website Send Link 
Club:  
Residence: Castro Valley, CA
Year of birth: 1974 (Cat. german: M50)
Date of birth: 00.00.0000 (Cat. internat.: M50)
Nationality: USA USA United States
RunnerID: 635820
 

27 search results (27 Events, 1667.963 km).  (More)

2026 1 Event, 50 km  (More)
25.04.2026 The Canyons Endurance 50 Km Run (USA) 50km
8:50:50 h Castellanos, Alex   Overall: 553 M: 394 Cat M50: 31
2025 2 Events, 100 km  (More)
11.10.2025 Kodiak Ultra Marathons by UTMB - 50K (USA) 50km
8:54:10 h Castellanos, Alex   Overall: 529 M: 321 Cat M50: 27
03.08.2025 Skyline 50k Endurance Run (USA) 50km
9:13:22 h Castellanos, Alex *Castro Valley, CA  Overall: 151 M: 113 Cat M50: 16
2024 2 Events, 100.694 km  (More)
17.08.2024 Tamalpa Headlands 50K (USA) 31.5mi
7:59:37 h Castellanos, Alex *Castro Valley, CA  Overall: 171 M: 121 Cat M45: 14
04.08.2024 Skyline 50k Endurance Run (USA) 50km
8:14:16 h Castellanos, Alex *Castro Valley, CA  Overall: 133 M: 88 Cat M45: 15
2016 7 Events, 384.467 km  (More)
07.08.2016 Skyline 50k Endurance Run (USA) 50km
8:15:30 h Castellanos, Alex   Overall: 156 M: 110 Cat M40: 21
16.-17.07.2016 Tahoe Rim Trail 50M Endurance Run (USA) 50mi
18:33:11 h Castellanos, Alex *Castro Valley, CA  Overall: 140 M: 85 Cat M40: 18
02.07.2016 Lovers Leap of Faith 50 Km (USA) 50km
11:08:47 h Castellanos, Alex   Overall: 6 M: 3 Cat M40: 2
19.06.2016 The Broken Arrow Skyrace (USA) 54km
11:23:18 h Castellanos, Alex *Castro Valley, CA  Overall: 143 M: 109 Cat M40: 17
12.06.2016 Big Basin - Skyline to the Sea 50 Km (USA) 50km
7:56:18 h Castellanos, Alex *San Francisco, CA  Overall: 122 M: 79 Cat M40: 11
14.05.2016 Quicksilver 50 km Endurance Run (USA) 50km
9:30:59 h Castellanos, Alex *Castro Valley, CA  Overall: 120 M: 83 Cat M40: 9
05.03.2016 Way Too Cool 50K Endurance Run (USA) 50km
7:56:13 h Castellanos, Alex *Castro Valley, CA  Overall: 732 M: 459 Cat M40: 87
2015 9 Events, 591.401 km  (More)
10.10.2015 Dick Collins Firetrails 50 Mile (USA) 50mi
12:38:21 h Castellanos, Alex *Castro Valley, CA  Overall: 175 M: 119 Cat M40: 24
26.09.2015 Über Rock 50K (USA) 50km
9:46:11 h Castellanos, Alex *Castro Valley, CA  Overall: 58 M: 31 Cat M40: 7
16.05.2015 Silver State 50 km (USA) 50km
8:47:55 h Castellanos, Alex   Overall: 79 M: 60 Cat M40: 13
02.05.2015 The Canyons Endurance 100 Km Run (USA) 100km
21:12:33 h Castellanos, Alex *Castro Valley, CA  Overall: 84 M: 60 Cat M40: 12
18.04.2015 Mokelumne River 50 Mile Trail Run (USA) 50mi
13:45:03 h Castellanos, Alex *Castro Valley, CA  Overall: 29 M: 19 Cat M40: 3
12.04.2015 Woodside Purisima Creek Crossover (USA) 50km
7:57:14 h Castellanos, Alex   Overall: 69 M: 56 Cat M40: 7
14.03.2015 Marin Ultra Challenge 50 Mile Race (USA) 50mi
13:42:00 h Castellanos, Alex *Castro Valley, CA  Overall: 92 M: 67 Cat M40: 10
21.02.2015 Chabot Trail Run (USA) 50km
6:55:00 h Castellanos, Alex *Castro Valley, CA  Overall: 60 M: 44 Cat M40: 10
31.01.2015 Fort Ord 50K Trail Run (USA) 50km
6:34:35 h Castellanos, Alex *Castro Valley, CA  Overall: 40 M: 28 Cat M40: 4
2012 1 Event, 50 km  (More)
15.12.2012 Woodside Ramble 50K - Winter (USA) 50km
7:44:43 h Castellanos, Alex *Castro Valley, CA  Overall: 71 M: 54 Cat M35: 7
2011 5 Events, 391.401 km  (More)
06.-07.08.2011 Headlands Hundred 100 Mile Endurance Run (USA) 100mi
32:28:48 h Castellanos, Alex *Castro Valley, CA  Overall: 35 M: 31 Cat M35: 5
19.07.2011 Golden Gate 50 km Summer Trail Run (USA) 50km
8:47:43 h Castellanos, Alex *Castro Valley, CA  Overall: 31 M: 24 Cat M35: 5
16.07.2011 Headlands Hundred 50 Mile Endurance Run (USA) 50mi
12:59:56 h Castellanos, Alex *Castro Valley, CA  Overall: 75 M: 58 Cat M35: 9
18.06.2011 Pacifica 50 Km Trail Run - Summer Edition (USA) 50km
7:09:17 h Castellanos, Alex *Castro Valley, CA  Overall: 25 M: 19 Cat M35: 6
14.05.2011 Cinderella 50 km Spring Trail Run (USA) 50km
8:28:28 h Castellanos, Alex *Castro Valley, CA  Overall: 13 M: 8 Cat M35: 1

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2026 2025 2024 2016 2015 2012 2011

Comparison table

Comparison of performances in races with multiple participations

   2026 2025 2024 2016 2015 2012 2011
Skyline 50k Endurance Run 3   9:13:22 8:14:16 8:15:30