5K races near Castro Valley, California — 2026 running calendar
3 events found
Jun
07
2026 Lake Chabot Trail Challenge (Half Marathon & 5K)
Castro Valley, California, United States
$40.00 - $65.00
Trail running
Half-Marathon
5K
Jun
26
The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)
Castro Valley, California, United States
$45.00 - $100.00
Running
Trail running
5K
10K
Half-Marathon
+2
Nov
07
Lake Chabot Trail Run
Castro Valley, California, United States
Free - $90.00
Trail running
Running
7.7K
Half-Marathon
30K
Marathon
+4
2026 Lake Chabot Trail Challenge (Half Marathon & 5K)
Castro Valley, California, United States
07 Jun, 2026 (Sun)
$40.00 - $65.00
Trail running
Half-Marathon
5K
The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)
Castro Valley, California, United States
26 Jun, 2026 (Fri)
– 29 Jun, 2026
$45.00 - $100.00
Running, Trail running
5K
10K
Half-Marathon
+2
Lake Chabot Trail Run
Castro Valley, California, United States
07 Nov, 2026 (Sat)
Free - $90.00
Trail running, Running
7.7K
Half-Marathon
30K
Marathon
+4