Sarnia
Sarnia
Driving

Courtright to Sarnia

Updated: 27 May 2026

The journey from Courtright to Sarnia covers approximately 20 kilometers along the scenic St. Clair Parkway. Driving is the most practical method, typically taking 25 minutes via the river road. Public transit is limited, making personal vehicles the preferred choice for locals. You will follow the St. Clair River north, passing through industrial and residential zones. This route offers a direct connection to the heart of Sarnia's downtown core.

Total Distance: 20 km driving distance; 18 km straight-line air distance.
Fastest Way
Driving via St. Clair Parkway takes 25 minutes.
Cheapest Way
Driving your own vehicle is the most cost-effective method.
Compare Courtright to Sarnia Routes
Driving
Direct
Duration
25 minutes
Avg Price
5 to 10 CAD in fuel
Operator
Personal Vehicle
Route
St. Clair Parkway (County Road 33) north to Sarnia.

Watch for heavy industrial traffic near the Suncor refinery.

Travel Tips
  • Fuel Up
    Fill your tank in Courtright as gas prices can fluctuate near the city center.
  • Traffic Awareness
    Avoid peak shift change hours at the local refineries to save time.
  • Weather Check
    Check for fog warnings near the river during early morning hours.
  • Parking
    Downtown Sarnia offers paid street parking and several municipal lots.
  • Navigation
    Use GPS apps to monitor for road construction on the Parkway.
Safety Tips
  • Road Conditions
    The Parkway can be narrow; maintain a safe distance from heavy trucks.
  • Wildlife
    Be alert for deer crossing the road, especially at dawn and dusk.
  • Emergency
    Keep a roadside emergency kit in your trunk at all times.
  • Visibility
    Ensure your headlights are functional for night driving along the river.
People Also Ask
  • Is there a bus from Courtright to Sarnia?
    There is no direct public bus service; private transport is required.
  • How long is the drive?
    The drive takes approximately 25 minutes.
  • Is the route scenic?
    Yes, the St. Clair Parkway follows the river closely.
  • Are there tolls?
    No, there are no tolls on this route.
  • What is the best time to travel?
    Mid-day avoids commuter traffic.
Quick Info
  • From Courtright, Ontario, Canada
  • To Sarnia, Ontario, Canada
  • Modes
Best Time to Travel

May to September for clear road conditions and river views.

Things to Do in Sarnia
1
Canatara Park
A massive 200-acre park in Sarnia featuring a beach, trails, and a petting farm. It is perfect for a weekend picnic.
2
St. Clair River Trail
A multi-use trail system running along the river. It offers excellent cycling and walking opportunities with water views.
3
Imperial Theatre
Located in downtown Sarnia, this historic venue hosts live performances and concerts. Check their schedule for local talent.
4
Sarnia Bay Marina
A beautiful spot to watch boats on Lake Huron. It is a hub for summer activity and waterfront dining.
Tags
Courtright to Sarnia drive St Clair Parkway route Sarnia transit options Courtright travel guide Lambton County transport driving to Sarnia St Clair River road Sarnia commute