Distance between cities › Canada › Ontario › Harrowsmith, ON › Distance from Harrowsmith to Grimsby Book Hotels

Distance from Harrowsmith, ON to Grimsby, ON

Distance

339 km

Time

4 hours 10 mins

Gas Cost

$26 - $61

There are 268.59 km (166.90 miles) from Harrowsmith to Grimsby in southwest direction and 337.96 km (210 miles) by car, following the 401 route.

Harrowsmith and Grimsby are 4 hours 10 mins far apart, if you drive non-stop .

This is the fastest route from Harrowsmith, ON to Grimsby, ON. The halfway point is Newtonville, ON.

Harrowsmith, ON and Grimsby, ON are in the same time zone (EDT). Current time in both locations is 4:23 am.

Any questions or tips to share?

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Lowest Price Rental Cars in Harrowsmith, ON

Planning on renting a car to go from Harrowsmith, ON to Grimsby, ON? Here there are some offers to rent a car in Harrowsmith, ON

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Harrowsmith »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 30.13 liters of gas to cover the route between Harrowsmith, ON and Grimsby, ON.

The estimated cost of gas to go from Harrowsmith to Grimsby is $45.50.

During the route, an average car will release 720.81 kilograms of CO₂ to the atmosphere. The carbon footprint would be 2.13 kilograms of CO₂ per kilometer.

Average Canada gas price used for calculation is $1.51 per liter of regular gas. Price last updated on March 4, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Harrowsmith, ON and Grimsby, ON

If you want to meet halfway between Harrowsmith, ON and Grimsby, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.935856 and -78.459656, or 43º 56' 9.0816" N, 78º 27' 34.7616" W. This location is 105.19 miles away from Harrowsmith, ON and Grimsby, ON and it would take approximately 2 hours 5 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Newtonville, ON, situated 104 miles from Harrowsmith, ON and 107 miles from Grimsby, ON. It would take 1 hour 51 mins to go from Harrowsmith to Newtonville and 1 hour 46 mins to go from Grimsby to Newtonville.

Major City Closest to Halfway Point

The major city closest to the halfway point between Harrowsmith, ON and Grimsby, ON is Oshawa, ON, situated 124 miles from Harrowsmith, ON and 89 miles from Grimsby, ON. It would take 2 hours 12 mins to go from Harrowsmith to and 1 hour 29 mins to go from Grimsby to Oshawa.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Harrowsmith, ON and Grimsby, ON in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	166.90 mi	268.59 km	145.03 nautical mi
Driving distance	210 mi	338.59 km	182.82 nautical mi

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