Nine in ten Australians say the country's cultural diversity is good for us. That's according to the Lowy Institute Poll, which surveys Australians on what they think about the nation's future.

The breakdown is telling. Of that 90%, about 69% say diversity is "mostly positive" and 21% say it's "entirely positive." The difference matters. The 21% have no reservations whatsoever. The 69% are the pragmatists — they see real benefits but also recognise there are rough patches. These two groups don't usually vote the same way, yet they line up on this question.

This is worth paying attention to because what people think about cultural diversity shapes how governments actually do policy. Governments have long been cautious about immigration numbers, multiculturalism funding, and how we help new arrivals settle in. They've assumed voters were divided or worried. A 90% positive result suggests that assumption might not hold up.

But there's a catch. When you ask Australians whether they like diversity in the abstract, you get one answer. When you ask them about the detail — like whether we should accept 200,000 migrants a year or 180,000 — you often get a different one. People can genuinely support a diverse society and still disagree sharply about the numbers. That's the real-world tension government policy teams navigate every day.

Here's what matters: a 90% figure gives any government solid ground at the principle level. The claim that Australians are hostile to a diverse society simply doesn't fit this data. That changes how the argument gets made, especially in Senate negotiations, where sometimes politicians appeal to public anxiety about immigration as leverage. These numbers make that tactic harder to justify.

The Lowy Institute Poll has been running since 2005 and is one of the more careful measures of what Australians actually think. It has no political axe to grind, and because it's been asked year after year, you can spot real trends rather than a one-off snapshot.

What happens next is the question. Whether Australians' comfort with diversity holds up in policy, or gets worn down by the next election campaign's culture debate, is what policymakers will be watching.