Distance between cities › Australia › South Australia › Mt Barker, SA › Distance from Mt Barker to Lock Book Hotels

Distance from Mt Barker, SA to Lock, SA

Distance

640 km

Time

7 hours 40 mins

Gas Cost

$48 - $125

There are 331.28 km (205.85 miles) from Mt Barker to Lock in northwest direction and 640.52 km (398 miles) by car, following the A1 route.

Mt Barker and Lock are 7 hours 40 mins far apart, if you drive non-stop .

This is the fastest route from Mt Barker, SA to Lock, SA.

Mt Barker, SA and Lock, SA are in the same time zone (ACST). Current time in both locations is 5:38 am.

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Lowest Price Rental Cars in Mt Barker, SA

Planning on renting a car to go from Mt Barker, SA to Lock, SA? Here there are some offers to rent a car in Mt Barker, SA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Mt Barker »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 69.17 liters of fuel to cover the route between Mt Barker, SA and Lock, SA.

The estimated cost of fuel to go from Mt Barker to Lock is $103.75.

During the route, an average car will release 1,654.54 kilograms of CO₂ to the atmosphere. The carbon footprint would be 2.58 kilograms of CO₂ per kilometer.

Average Australia gas price used for calculation is $1.50 per liter of regular gas. Price last updated on March 10, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Mt Barker, SA and Lock, SA

If you want to meet halfway between Mt Barker, SA and Lock, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -33.892159 and 137.558182, or 33º 53' 31.7724" S, 137º 33' 29.4552" E. This location is 198.98 miles away from Mt Barker, SA and Lock, SA and it would take approximately 3 hours 50 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Mt Barker, SA and Lock, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	205.85 mi	331.28 km	178.88 nautical mi
Driving distance	398 mi	640.46 km	345.82 nautical mi

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