 65.2% of people living in Marsden were born in Australia.The other top responses for country of birth were New Zealand 10.8%, England 2.7%, Samoa 2.1%, Cambodia 1%, Fiji 1%.76% of people spoke only English at home; the next most common languages were 4.3% Samoan, 1.8% Khmer, 1% Hindi, 0.6% Romanian, 0.5% Spanish.