Walk-In Clinics in St Catharines, ON: 1 Open Now

1 open right now, sorted below by who is open and takes walk-ins, then by closing time. 5 clinics confirm walk-ins. Queues can close early when full, so calling ahead is worth the minute.

MedCare Clinics - St Catharines - Scott St

387 Scott St, Unit A2C · St Catharines

Open now · until 7 PM

This is a walk-in clinic and family practice located inside the Scott Street Medical Centre in St.

Walk-ins accepted

Glenridge Walk-In Clinic

209 Glenridge Ave, Unit 5 · St Catharines

Closed · opens Tuesday 9 AM

Walk-in clinic in St.

Walk-ins accepted

Grantham Medical Clinic

400 Scott St · St Catharines

Closed · opens Tuesday 9 AM

Walk-in clinic and family practice in St.

Walk-ins accepted

MedCare Clinics - St Catharines - Glendale Ave

Walmart Pen Centre, 221 Glendale Ave · St Catharines

Hours not posted, call ahead

This is a walk-in medical clinic located inside the Walmart Pen Centre in St.

Walk-ins accepted

PromptDoc Urgent Care Clinic

532 Lake St · St Catharines

Closed · opens Tuesday 9 AM

Urgent care style walk-in clinic staffed by emergency and family physicians, seeing patients of all ages without appointments.

Walk-ins accepted

Bunting and Carlton Medical Clinic

574 Carlton St, Suite 5 · St Catharines

Hours not posted, call ahead

Call to confirm

Court Street Medical Center

Court Street Medical Centre, 9 Court St, Main Fl · St Catharines

Hours not posted, call ahead

Call to confirm

ER waits near St Catharines

If the walk-in queue is full or closed, here’s the nearest emergency rooms — live where the hospital posts a wait, otherwise the typical range for that ER at this time.

Niagara Health System - St. Catharines

5h 1m

posted now

Niagara Health System - Greater Niagara General Site

Niagara Falls · 14 km

2h 47m

posted now

Niagara Health System - Welland Hospital Site

Welland · 20 km

2h 38m

posted now

West Lincoln Memorial Hospital

Grimsby · 25 km

2h 4m

posted now

“Posted” is the hospital’s own live number; “typical” is ERstat’s modelled range from history. Emergencies belong in the ER regardless of the wait.

Frequently Asked Questions

Which walk-in clinics in St Catharines are open right now?

1 of 7 clinics in St Catharines are open now, the latest until 7 PM. The list on this page is sorted open-first from each clinic's posted hours in local time.

Do all walk-in clinics in St Catharines accept walk-ins?

5 clinics here confirm they take walk-in patients. Several cap their daily queue, so going early or calling ahead is the safest bet.

How many walk-in clinics are in St Catharines?

7 walk-in clinics in St Catharines are listed from the Ontario health directory, 7 with hours posted online. ERstat also tracks ER wait times for St Catharines hospitals.

Need emergency care instead? Compare ER wait times in St Catharines, and in an emergency call 911.

Hours and walk-in policy come from each clinic’s own website and posted schedule where available, otherwise from the provincial directory. Open-now status is computed in local time.