Vets in Castro Valley, CA
🚨 Emergency care8 vet clinics in Castro Valley. Call ahead for same-day availability; for after-hours crises, hit the red button.
Red markers = emergency clinics. Click a marker for details.
3489 Castro Valley Blvd, Castro Valley, CA 94546-5603
Unverified listing — call ahead to confirm hours and availability.
20897 Redwood Rd, Castro Valley, CA 94546
Unverified listing — call ahead to confirm hours and availability.
2837 Castro Valley Boulevard, Castro Valley, CA 94546
Hours: Mo-Fr 08:00-20:00, Sa 08:00
Unverified listing — call ahead to confirm hours and availability.
2509 Lessley Avenue, Castro Valley, CA 94546
Hours: Mo-Fr 08:00-18:00
Unverified listing — call ahead to confirm hours and availability.
1920 Knox St, Castro Valley, CA 94546
Unverified listing — call ahead to confirm hours and availability.
22163 Redwood Road, Castro Valley, CA 94546
Hours: Mo 08:00-17:00, Tu-Fr 08:00-17:30
Unverified listing — call ahead to confirm hours and availability.
3762 Castro Valley Blvd, Castro Valley, CA 94546
Unverified listing — call ahead to confirm hours and availability.
3735 E Castro Valley Blvd, Castro Valley, CA 94552
Unverified listing — call ahead to confirm hours and availability.
Emergency and after-hours cover in Castro Valley
None of the 8 practices we list in Castro Valley advertise emergency services — at 2am you are driving, so know where before you need to. Why most towns have no emergency hospital.
Nearest emergency hospitals outside Castro Valley
- SAGE Veterinary Centers - Dublin — Dublin, ~8 miles away, roughly a 14 min drive, open 24h
- Veterinary Emergency Group — Norris Canyon, ~8 miles away, roughly a 14 min drive, open 24h
- Bishop Ranch Veterinary Center & Urgent Care — Norris Canyon, ~8 miles away, roughly a 14 min drive
- SAGE Centers for Veterinary Specialty & Emergency Care — Dublin, ~8 miles away, roughly a 15 min drive
Distances are straight-line from Castro Valley; drive times are estimates, not live traffic.
For a suspected poisoning, ASPCA Animal Poison Control on (888) 426-4435 (24/7, consultation fee applies) can give you treatment advice immediately — often while you are still deciding whether to drive anywhere.
What vets in Castro Valley say they offer
Grouped from what each practice states on its own website — we read 6 of the 8 listed here. A practice missing from a row hasn't said so on its site; that is not the same as not offering it, so call to check.
- Walk-ins welcome (1)
- Castro Valley Animal Hospital
- Same-day appointments (1)
- Boulevard Pet Hospital
- Accepting new patients (1)
- Boulevard Pet Hospital
- Payment plans or financing (2)
- Boulevard Pet Hospital, Canyon Veterinary Hospital
- Grooming (1)
- Vetco Vaccination Clinic
- Ultrasound (1)
- Castro Valley Animal Hospital
- End-of-life care & euthanasia (1)
- Castro Valley Animal Hospital
About this list
Ordering is objective — 24/7 first, then emergency services, then alphabetical — and no clinic can pay for placement. We have verified phone numbers for 7 of the 8 practices; the rest show addresses only. Across United States, an emergency exam typically runs $100–$250 and an overnight emergency $800–$3,000 — full cost breakdown · if you cannot pay.