Vets in Saint Charles, MO
🚨 Emergency care4 vet clinics in Saint Charles. Call ahead for same-day availability; for after-hours crises, hit the red button.
Red markers = emergency clinics. Click a marker for details.
Harvester Animal Clinic
3004 S Saint Peters Pkwy Ste H, Saint Charles, MO 63303
Unverified listing — call ahead to confirm hours and availability.
980 Kingshighway, Saint Charles, MO 63301
Hours: Mo-Th 08:00-18:00; Fr 08:00-16:00; Sa 08:00-12:00; Su off
Unverified listing — call ahead to confirm hours and availability.
THRIVE Affordable Vet Care
6137 Mid Rivers Mall Dr, Saint Charles, MO 63304
Unverified listing — call ahead to confirm hours and availability.
Vet Stop Animal Hospital at New Town
3214 Rue Royale St, Saint Charles, MO 63301
Unverified listing — call ahead to confirm hours and availability.
Emergency and after-hours cover in Saint Charles
None of the 4 practices we list in Saint Charles 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 Saint Charles
- VEG ER for Pets - St. Peters — St. Peters, ~4 miles away, roughly a 12 min drive, open 24h
- Animal Emergency Clinic — O'Fallon, ~8 miles away, roughly a 15 min drive, open 24h
- Animal Talk Medical Center — Wentzville, ~14 miles away, roughly a 25 min drive
- Veterinary Emergency Group — Brentwood, ~15 miles away, roughly a 26 min drive, open 24h
Distances are straight-line from Saint Charles; 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.
About this list
Ordering is objective — 24/7 first, then emergency services, then alphabetical — and no clinic can pay for placement. Across United States, an emergency exam typically runs $100–$250 and an overnight emergency $800–$3,000 — full cost breakdown · if you cannot pay.