Driving route · Canada

Route from Grand-Mère to Mattawa

Interactive map, distance, and indicative drive time for the route from Grand-Mère to Mattawa — with the live planner for up-to-date turn-by-turn directions.

This page provides the map and indicative distance data for the route between Grand-Mère (Quebec) and Mattawa (Ontario). Use the live planner below to get up-to-date driving directions by car, on foot, or by bicycle.

Distance from Grand-Mère to Mattawa

The straight-line distance between Grand-Mère and Mattawa is 460.8 km. The estimated road distance by car is around 521 km, with an indicative drive time of 5 h 47 min.

Straight-line distance 460.8 km
Estimated road distance ~521 km
Indicative drive time 5 h 47 min
Note: values are approximate estimates. Road distance is calculated by multiplying the straight-line distance by a road-deviation factor (1.13–1.30 based on length). Drive time assumes ~90 km/h average. Real traffic, tolls, and conditions can vary significantly. Use the live planner for current data.

Trip cost and route type: Grand-Mère – Mattawa

Route type Long

Long route (over 300 km) — plan a break roughly every 2 hours and check highway traffic and weather.

Indicative fuel cost $58–$79

Estimate: ~521 km, 8 L/100 km, $1.65/L. ±15%. Excludes tolls.

Driving directions from Grand-Mère to Mattawa

The map shows the locations of Grand-Mère (A) and Mattawa (B). Use the form below to calculate the up-to-date road route with turn-by-turn directions, real distance, and estimated drive time.

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Driving directions from Grand-Mère to Mattawa

Real distance: 618.9 km  ·  Estimated time: 9 h 4 min

🗓 Calculated on June 4, 2026
  1. Drive northeast on 8e Avenue. 27 m
  2. Turn right onto 8e Rue. 185 m
  3. Turn right onto Avenue de Grand-Mère/153. Continue on Avenue de Grand-Mère. 2.1 km
  4. Turn right onto Avenue du Bocage. 316 m
  5. Take the 55 Sud ramp toward Trois-Rivières. 11.9 km
  6. Take exit 211 onto 153 toward Saint-Boniface. 568 m
  7. Turn left onto Boulevard Trudel Est/153. 3.5 km
  8. Turn left onto Rue Principale/153. 707 m
  9. Turn right onto Boulevard Trudel Ouest/153. Continue on 153. 13.5 km
  10. Turn left onto 1e Rang Sud/153. Continue on 153. 17.1 km
  11. Turn right onto Rue Sainte-Anne/138. Continue on 138. 4.6 km
  12. Enter the roundabout and take the 3rd exit. 71 m

Standard car route without avoiding highways. For advanced options (motorcycle, bicycle, transit, avoid tolls) use the live planner above.

Estimate trip cost: Grand-Mère – Mattawa

Litres estimated
Fuel cost
Toll estimate
Total estimate
Range ±15%

Indicative estimates based on ~521 km. Tolls calculated at ~$0.10/km on tolled segments. The calculator updates with the live planner's real distance. Actual consumption, driving style, weather, and toll rates vary.

Origin and destination

Origin

Grand-Mère

Quebec · 46.61400, -72.69700

Grand-Mère sits on the north bank of the Saint‑Maurice River in central Quebec and functions as a built-up district within the Shawinigan urban area. On regional and local maps it appears as a riverside suburban and…

Destination

Mattawa

Ontario · 46.31670, -78.70000

Mattawa sits in northeastern Ontario at the meeting point of two rivers, occupying a compact townsite on a river-valley edge. It functions as a regional waypoint for drivers moving between inland sections of…

How to drive from Grand-Mère to Mattawa

The straight-line distance between Grand-Mère (Quebec) and Mattawa (Ontario) is about 460.8 km. The actual road distance varies by chosen route, road type, and travel conditions — especially in winter and across mountain or northern segments.

Before you leave, consider:

  • Check current traffic with a navigation app — particularly around major cities.
  • Look up any toll segments on your route (Ontario 407, select bridges).
  • In winter or at higher elevations, drive times and conditions can change quickly. Carry a charged phone, fuel reserve, and weather-appropriate gear.
  • Plan stops at service centres or towns along the way — fuel and rest stops can be sparse on remote sections.

Route description: Grand-Mère – Mattawa

From Grand-Mère to Mattawa the estimated road distance is roughly 521 km (460.8 km straight line). The trip connects Quebec to Ontario and is a long route (over 300 km). Plan multiple breaks and check highway traffic, weather, and fuel availability — particularly in remote sections. The live planner provides turn-by-turn instructions, indicative arrival time, and a fuel-or-electricity cost estimate.

The trip starts at Grand-Mère (Quebec) — coordinates 46.6140° N, -72.6970° E. The destination is Mattawa (Ontario), at 46.3167° N, -78.7000° E.

Practical tips for the Grand-Mère – Mattawa drive

Terrain along the way

The route starts in Quebec — a province St. Lawrence valley framed by the Laurentians and the Appalachians — and reaches Mattawa in Ontario, Great Lakes shoreline in the south, Canadian Shield forests across the north. The route also passes near Saint-Jean-sur-le-Lac (Quebec).

When to leave

For a long route, leave early (before 06:30) or wait until after 10:00. Avoid summer long-weekend exoduses and major holidays. Plan a break every 1.5–2 hours of driving — and check weather, especially across the Prairies and through mountain passes.

Alternatives

For this route of about 521 km, consider VIA Rail Canada — VIA's Corridor service connects many Eastern Canadian cities, and the long-distance trains (the Canadian, Ocean) run through the Prairies and the Maritimes. Cross-border trips may also include Amtrak's Adirondack or Cascades. Check schedules at viarail.ca and amtrak.com.

Explore Mattawa

Full information about Mattawa: interactive map, GPS coordinates, elevation, nearby cities, and routes to and from Mattawa.

Mattawa profile →

Explore Grand-Mère

Full information about Grand-Mère: map, GPS coordinates, and all routes from Grand-Mère to other Canadian cities.

Grand-Mère profile →

Related tools

Cities along the Grand-Mère – Mattawa route

These cities are near the direct route between Grand-Mère and Mattawa. They may be useful as a stopover or alternate destination.

Routes with intermediate stops: Grand-Mère → Saint-Jean-sur-le-Lac · Grand-Mère → Mont-Laurier · Grand-Mère → Maniwaki

Related routes

From Grand-Mère to other cities:

To Mattawa from other cities:

From Mattawa to intermediate cities:

All info about Grand-Mère →  ·  All info about Mattawa →

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Frequently asked questions: Grand-Mère – Mattawa

What is the straight-line distance between Grand-Mère and Mattawa?

The straight-line distance between Grand-Mère and Mattawa is about 460.8 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.

What is the estimated road distance from Grand-Mère to Mattawa?

The estimated road distance from Grand-Mère to Mattawa is about 521 km — derived by multiplying the straight-line distance by a road-deviation factor (1.13–1.30 based on length). For an up-to-date route, use the live planner.

How long does it take to drive from Grand-Mère to Mattawa?

Indicative drive time from Grand-Mère to Mattawa is about 5 h 47 min, based on an average highway speed of 90 km/h on a mixed motorway/highway profile. Real time depends on traffic, weather, stops, vehicle type, and conditions.

How do I get up-to-date driving directions from Grand-Mère to Mattawa?

Use the live planner on this page: select your transport mode and click "Update route". You'll see the route with turn-by-turn directions, current distance, and estimated time based on up-to-date routing data.

Does the Grand-Mère–Mattawa route involve highway tolls?

CanadaDrivingDirections.com does not provide toll details. Toll roads are limited in Canada — Ontario's 407 ETR, a few Quebec bridges, and the Confederation Bridge to PEI are the main ones. Check the operator's site for current pricing.

How does traffic affect the route from Grand-Mère to Mattawa?

Traffic varies by time of day, season, and weather. The live planner uses up-to-date routing data; for live traffic, use a navigation app before departure — especially in winter when conditions can change rapidly.

Is there an alternative route from Grand-Mère to Mattawa?

A common alternative is going via Saint-Jean-sur-le-Lac or Mont-Laurier. Use the live planner to compare routes.

Can I open the Grand-Mère–Mattawa route in Google Maps?

Yes. Click "Open in Google Maps" on this page to view the route in the Google Maps app or browser. You can also open Google Maps directly and enter Grand-Mère as origin and Mattawa as destination.