Emergency vets in St. Catharines, Ontario
No clinic in our St. Catharines data currently advertises dedicated emergency service — nearby emergency hospitals are listed below. Call first: ER availability and wait times change by the hour.
Red markers = emergency clinics. Click a marker for details.
Nearest emergency hospitals outside St. Catharines
~48 km away in Mississauga
Clarkson Village Animal Hospital
1659 Lakeshore Road West, Mississauga, Ontario
Verified 2026-07-27
~48 km away in Burlington
Beattie Animal Hospital
1231 Appleby Line, Burlington, Ontario L7L 5H9
Verified 2026-07-27
~50 km away in Mississauga
Mississauga Oakville Veterinary Emergency Hospital
2285 Bristol Circle, Mississauga, Ontario
Verified 2026-07-27
~52 km away in Hamilton
Emergency Animal Clinic
505 King Street West, Hamilton, Ontario
Verified 2026-07-27
~53 km away in Alderwood
Veterinary Emergency and Referral Hospital of West Toronto
755 Queensway East, Alderwood, Ontario L4Y4C5
Verified 2026-07-27
~56 km away in Annex
Not an emergency? See all 9 vet clinics in St. Catharines →
General-practice vets often take same-day urgent appointments during business hours, and most can refer you to an after-hours ER.
If your pet is in crisis right now
- Call the closest 24/7 hospital above and tell them you're coming — they'll prep for arrival.
- Suspected poisoning: Pet Poison Helpline (855) 764-7661 (24/7, consultation fee applies).
- Keep your pet warm, contained, and moving as little as possible during transport.
- Ask for a written estimate and triage priority when you arrive — both are standard requests.