Distance between cities › Australia › Victoria › St Clair, VIC › Distance from St Clair to Mt Barker Book Hotels

Distance from St Clair, VIC to Mt Barker, SA

Distance

836 km

Time

10 hours 41 mins

Gas Cost

$63 - $163

There are 718.45 km (446.42 miles) from St Clair to Mt Barker in northwest direction and 836.86 km (520 miles) by car, following the A8 route.

St Clair and Mt Barker are 10 hours 41 mins far apart, if you drive non-stop .

This is the fastest route from St Clair, VIC to Mt Barker, SA.

Please note the time difference between St Clair, VIC and Mt Barker, SA is 30 minutes. The current time in St Clair is 2:27 pm and the current time in Mt Barker is 1:57 pm.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from St Clair, VIC to Mt Barker, SA:

Lowest Price Rental Cars in St Clair, VIC

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in St Clair »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 90.32 liters of fuel to cover the route between St Clair, VIC and Mt Barker, SA.

The estimated cost of fuel to go from St Clair to Mt Barker is $135.48.

During the route, an average car will release 2,160.41 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 St Clair, VIC and Mt Barker, SA

If you want to meet halfway between St Clair, VIC and Mt Barker, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -36.821552 and 142.368134, or 36º 49' 17.5872" S, 142º 22' 5.2824" E. This location is 259.82 miles away from St Clair, VIC and Mt Barker, SA and it would take approximately 5 hours 20 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	446.42 mi	718.45 km	387.93 nautical mi
Driving distance	520 mi	836.28 km	451.56 nautical mi

Road Trip Tips