What was the last colony to be established in Australia?

The South Australian colony was the last to be established. This was done in 1836.
Whilst Melbourne was also established in 1836, it was not the first settlement in the colony of Victoria.
The South Australian colony was the last to be established. This was done in 1836.
Whilst Melbourne was also established in 1836, it was not the first settlement in the colony of Victoria.