Vets in Thorold, Ontario
🚨 Emergency care3 vet clinics in Thorold — including 1 with emergency services (marked in red). Call ahead for same-day availability; for after-hours crises, hit the red button.
Red markers = emergency clinics. Click a marker for details.
Niagara Veterinary Emergency Clinic
3300 Merrittville Highway, Unit 1A, Thorold, Ontario L2V 4Y6
Verified 2026-08-10
2e Tremont Dr, Thorold, Ontario L2T 3B2
Unverified listing — call ahead to confirm hours and availability.
Thorold Veterinary Hospital
4 Pine Street North, Thorold, ON L2V 2N9
Unverified listing — call ahead to confirm hours and availability.
Emergency and after-hours cover in Thorold
One practice in Thorold post 24-hour hours and one offers emergency services — call before setting off; overnight staffing changes and full ICUs divert cases.
Nearest emergency hospitals outside Thorold
- East Mountain Animal Hospital — Hamilton, ~52 km away, roughly a 44 min drive, open 24h
- Clarkson Village Animal Hospital — Oakville, ~55 km away, roughly a 46 min drive, open 24h
- Beattie Animal Hospital — Burlington, ~55 km away, roughly a 46 min drive, open 24h
- Clarkson Village Animal Hospital — Mississauga, ~56 km away, roughly a 46 min drive, open 24h
Distances are straight-line from Thorold; drive times are estimates, not live traffic.
For a suspected poisoning, Pet Poison Helpline on (855) 764-7661 (24/7, consultation fee applies) can give you treatment advice immediately — often while you are still deciding whether to drive anywhere.
About this list
Ordering is objective — 24/7 first, then emergency services, then alphabetical — and no clinic can pay for placement. Across Canada, an emergency exam typically runs C$150–C$300 and an overnight emergency C$1,000–C$3,500 — full cost breakdown · if you cannot pay.