HalfRuns
Race Results

Bad Bass

Castro Valley, California— Past Results

3,064

Total Finishers

2,337

Unique Runners

15

Years of Results

30

States Represented

Find Yourself

Search for your name and celebrate your finish

Race Legends — The Loyalists

These runners keep coming back

1Deborah Arrington11 times2012–2025Best: 1:58:08Slower
2Peter Forward11 times2011–2025Best: 2:32:38Slower
3Dominique Plante10 times2014–2025Best: 2:25:12Slower
4Gary Sparer10 times2014–2024Best: 2:34:26Slower
5Jay Mijares10 times2011–2025Best: 2:40:21Steady
6Adam Smith8 times2012–2025Best: 1:58:42Improving
7Alex Stroup8 times2015–2024Best: 2:04:31Slower
8Thomas Soukup7 times2017–2025Best: 2:03:41Slower
9John Murray7 times2012–2018Best: 2:10:05Slower
10Ryan Case7 times2012–2024Best: 2:10:57Slower

Fun Stats

The numbers that tell the story

Most Common Name

Michael

40 runners share this name

Oldest Finisher

95 years old

Fredrik Wegersjoe, 0 — 2:02:41

Youngest Finisher

9 years old

E. Hollerbach, 0 — 3:20:18

Closest Finish

1.0 seconds

Joe Beutler vs Mariana Lopez (0)

Total Unique Runners

2,337

have crossed this finish line

Full Results

Every finisher, every year

Year NameTime OA
2025Kyle De Lauro1:28:201
2025Jason Ngai2:29:561
2025Casey Corman1:40:552
2025Jeffrey Strain2:45:412
2025Miguel Andrade-Salcedo1:41:003
2025Sean Pickett2:50:293
2025Hunter Hawley1:41:014
2025Elisabeth Whitney2:54:384
2025Ben Chan1:41:415
2025Frank Traylor2:59:135
2025Erin Gunther1:42:566
2025John Rasey3:02:066
2025Clinton Keller1:44:317
2025Jerwin Magbalot3:04:167
2025Bj Kendrick1:45:098
2025Lauren Cruz3:17:078
2025Carson Davis1:46:549
2025Manuel Cortezrodas3:35:329
2025Matthew Littlefield1:47:5710
2025Frank Wu3:36:4610
2025Greg Lambert1:48:4511
2025Steve Love3:38:0011
2025Josue Morales1:56:2812
2025Kerstin Firmin3:38:0312
2025John Mckune1:57:2113
2025Johanna Wright3:41:2913
2025Aaron Bence1:58:0214
2025Karen Narveson3:45:1514
2025Adam Smith1:58:4215
2025Julian Finch3:51:0615
2025Jason Strickland1:59:3816
2025Leo Wright3:51:1416
2025Brian Mccauley2:00:3217
2025Mike Beckwith3:52:4417
2025Eric Munoz2:01:5918
2025Sallie Arellano3:52:4518
2025Gustad Morales2:02:4219
2025Dawn Traylor4:02:5519
2025Dewayne Long2:03:5120
2025Megatron Sileira4:11:5020
2025Ned Richards2:04:0821
2025Sam Reynoso4:16:1421
2025Jacob Segre2:08:4022
2025Keith Seely4:17:3322
2025Mathieu Guilmineau2:10:3423
2025Kari Loftesness4:20:2023
2025Evan Schnair2:10:4124
2025James Powers4:20:2124
2025Matthew Pagan2:11:0525
2025Albert Liu4:24:4325

Showing 50 of 2,000 results