Towns in Australia

Exploring Australia, town by town

Siam SA


Located in the area of South Australia, Siam is in the Roxby Downs local government area, and within the electoral seat of Grey.

Siam at a glance

Postcode: 5717

Latitude: -32.202

Longitude: 135.178

Altitude: 275.4046631 (metres above sea level)

Population of Siam SA

At the 2021 national census, the population of 5717 (Including Siam) was 35 people. Out of those, 22 were male and 13 were female.

0 (0.00%) of those people were born outside Australia, and the remaining 27 people were born in Australia. 0 (0.00%) of these people are Indigenous Australians.

Map of Siam

Here is a map of Siam, South Australia and surrounds.

View Larger Map


Want to correct something or add more detail about Siam or elsewhere in South Australia? We welcome your input – please get in touch!