Kristy (Dooman) Woerz, an incumbent Castro Valley Sanitary District Director, Ralph Johnson, an incumbent Board Member Castro Valley Sanitary District, Ken Owen, a sewer contractor and attorney, and two others are running for the two seats on the Board of Directors, Castro Valley Sanitary District.
Polls close in
| Joseph Grcar | 0 | 0% |
| Ralph Johnson | 0 | 0% |
| Ken Owen | 0 | 0% |
| Darshan Saini | 0 | 0% |
| Kristy (Dooman) Woerz | 0 | 0% |