How far is it from St. Clair, ON, to Perth, ON, ?

The distance between St. Clair, ON, and Perth, ON, is 635 km by road.

How long does it take to drive from St. Clair, ON, to Perth, ON, ?

The drive from St. Clair, ON, to Perth, ON, takes approximately 8 h 10 min by car.

What is the best route from St. Clair, ON, to Perth, ON, ?

The fastest route from St. Clair, ON, to Perth, ON, covers 635 km with a driving time of approximately 8 h 10 min.

Which direction is Perth, ON from St. Clair, ON?

Perth, ON lies roughly to the north-east of St. Clair, ON.

Which roads does the route from St. Clair, ON to Perth, ON follow?

The drive from St. Clair, ON to Perth, ON mainly follows 402, 401, 10. The longest single stretch is 422 km on 401.

Which towns do you pass between St. Clair, ON and Perth, ON?

Towns on the route from St. Clair, ON to Perth, ON include London, Mississauga, Toronto, Belleville, South Frontenac.

Are there charging stations between St. Clair, ON and Perth, ON?

Yes. You can charge along the route from St. Clair, ON to Perth, ON, including 10 Lower Jarvis Street, Toronto (150 kW). Charging points on this route: 1.

St. Clair, ON Perth, ON

Distance: 635 kmDuration: 8 h 10 min

Driving from St. Clair, ON to Perth, ON takes about 8 h 10 min via 401. The distance is 635 km. The straight-line distance is 543 km. EV charging is available along the route, including in Toronto, ON. Driving directions

EV Charging Stations Attractions Show more

Driving directions26 · 635 km

1 Depart right onto Kimball Road 4 km
2 Turn right onto Courtright Line 10 km
3 Turn left onto Mandaumin Road 21 km
4 Take ramp left 376 m
5 Merge slightly left onto Highway 402 88 km
6 Merge slightly left onto Highway 401 51 km
7 Keep slightly left onto Highway 401 91 km
8 Keep slightly left onto Highway 401 Express 10 km
9 Keep slightly left onto Highway 401 Express 21 km
10 Keep slightly left onto Highway 401 Express 24 km
11 Take exit slightly right 583 m
12 Merge slightly right onto Highway 401 Collector 9 km
13 Take exit slightly left 931 m

14 Merge slightly left onto Highway 401 Express 229 km
15 Take exit slightly right 711 m
16 Turn left onto Division Street 305 m
17 Continue straight onto Perth Road 50 km
18 At end of road, turn left onto Concession Street 620 m
19 Turn right onto Rideau Street 348 m
20 Continue slightly left onto Main Street 612 m
21 Keep slightly left onto Perth Road North 11 km
22 Continue straight onto Scotch Line 18 km
23 Continue straight onto South Street 813 m
24 Turn left onto Gore Street East 2 km
25 Turn left onto Herriott Street 25 m
26 Arrive left onto Herriott Street

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The return trip from Perth, ON to St. Clair, ON covers roughly the same distance, 635 km.

Driving directions from St. Clair, ON to Perth, ON
Charging points along the way
Top attractions along the route
Find hotels near Perth, ON
Rent a car near St. Clair, ON
Popular routes from destination
Questions and answers

Along the way

Charging points along the way

1 chargers

Longest stretch on this route with no charging point: 331 km

10 Lower Jarvis Street, Toronto10 Lower Jarvis Street, Toronto, ON, M5E 1Z2150 kW

EV Charging Stations

Data source: OpenChargeMap

Top attractions along the route

No notable attractions were found along this route.

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Find hotels near Perth, ON

Rent a car near St. Clair, ON

Explore

Popular routes from destination

Popular destinations close by

Perth, ON → Gananoque, ON75 km · 1 h 25 min Perth, ON → Arnprior, ON76 km · 1 h 20 min Perth, ON → McNab/Braeside, ON88 km · 1 h 25 min Perth, ON → Tay Valley, ON13 km · 15 min Perth, ON → Carleton Place, ON34 km · 40 min Perth, ON → Smiths Falls, ON21 km · 25 min

Sources

Distance and drive time are computed from OpenStreetMap road data with the OSRM routing engine. Updated October 5, 2026.

Overview

Questions and answers

How far is it from St. Clair, ON, {fromState} to Perth, ON, {toState}?: The distance between St. Clair, ON, {fromState} and Perth, ON, {toState} is 635 km by road.
How long does it take to drive from St. Clair, ON, {fromState} to Perth, ON, {toState}?: The drive from St. Clair, ON, {fromState} to Perth, ON, {toState} takes approximately 8 h 10 min by car.
What is the best route from St. Clair, ON, {fromState} to Perth, ON, {toState}?: The fastest route from St. Clair, ON, {fromState} to Perth, ON, {toState} covers 635 km with a driving time of approximately 8 h 10 min.
Which direction is Perth, ON from St. Clair, ON?: Perth, ON lies roughly to the north-east of St. Clair, ON.
Which roads does the route from St. Clair, ON to Perth, ON follow?: The drive from St. Clair, ON to Perth, ON mainly follows 402, 401, 10. The longest single stretch is 422 km on 401.
Which towns do you pass between St. Clair, ON and Perth, ON?: Towns on the route from St. Clair, ON to Perth, ON include London, Mississauga, Toronto, Belleville, South Frontenac.
Are there charging stations between St. Clair, ON and Perth, ON?: Yes. You can charge along the route from St. Clair, ON to Perth, ON, including 10 Lower Jarvis Street, Toronto (150 kW). Charging points on this route: 1.

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