Search for the cost of living in Australia and you will find confident numbers — “Sydney, AUD4,000 a month” — that no official body publishes. This guide does something more useful. It explains why there is no single official figure, shows you the official measures that do exist, and gives you a method for comparing cities using data you can actually check. Verified 14 October 2026.
Key facts at a glance
| Is there an official “cost of living” number? | No. No agency publishes a single monthly cost per person or per city. |
|---|---|
| Official measure of price change | ABS Consumer Price Index (CPI) |
| Latest CPI (year-ended) | 4.0% in August 2026 (ABS monthly indicator); 3.9% for the June 2026 quarter |
| RBA inflation target | 2–3% |
| Income comparison | ABS Average Weekly Earnings (AWE) |
| Last verified | 14 October 2026 |
Why there is no official cost-of-living number
Cost of living depends entirely on choices the government does not track: where you live, whether you rent or own, how many people are in your household, whether you drive, and what you spend on food, health and childcare. Two households in the same suburb can have wildly different costs. No official body can publish one number that fits both.
What the government does publish is the change in prices over time, measured consistently. That is the Consumer Price Index, produced by the Australian Bureau of Statistics (ABS). Any figure that claims to be “the” cost of living in a city is someone’s estimate, not an official statistic.
The official measures that do exist
| Measure | What it tells you | Published by |
|---|---|---|
| Consumer Price Index (CPI) | How much a fixed basket of household goods and services has changed in price | ABS |
| CPI by capital city | The same measure broken down for each capital city | ABS |
| CPI by expenditure group | Price change for food, housing, electricity, gas, transport and more | ABS |
| Average Weekly Earnings (AWE) | How much people actually earn — the income side of the equation | ABS |
| Fuel price monitoring | Retail fuel prices in capital cities and regional locations | ACCC |
What the CPI is telling us right now
The CPI is the closest thing to an official cost-of-living measure, so it is worth knowing the current reading. On the ABS monthly indicator, the CPI rose 4.0% over the year to August 2026. On the quarterly measure, the June 2026 quarter showed 3.9% year-ended growth. The Reserve Bank of Australia’s target band for inflation is 2–3%, so prices are currently rising faster than the target.
What matters for your budget is not just the headline number but which components are moving. The ABS publishes the CPI broken down by expenditure group — food, housing, electricity, gas, transport and others — and separately for each capital city. That is the data you should be reading, not a blog’s monthly estimate.
What the CPI does — and does not — measure
The CPI measures the change in price of a fixed basket of goods and services bought by a typical Australian household. It is a good measure of inflation, and a poor measure of your individual budget, for three reasons.
First, it tracks a national basket, not your basket. If you do not drive, transport costs in the index will not match your spending. Second, it measures change, not level — a city can be expensive but stable, or cheap but rising fast. Third, it excludes some costs entirely, because they are not part of the household consumption basket in the same way. So use the CPI to understand the direction and size of price movements, and use your own spending breakdown to understand your level of costs.
The reason this matters is that most misleading “cost of living” content mixes the two. It presents a level (a monthly dollar total) while borrowing the authority of an official statistic that measures something else. Keep them separate and you will not be misled.
Compare cities with ratios, not dollar amounts
Here is the method that actually works. Instead of asking “how much does it cost to live in Melbourne?”, ask “how does Melbourne’s price level compare with the national average?” The ABS publishes a CPI index for each capital city, with the national average as a reference point. Dividing one by the other gives you a ratio you can verify, rather than a dollar figure someone invented.
The same logic applies to individual components. If you want to know whether rents are higher in one city than another, compare the rents index for each city against the national rents index. A ratio of 1.1 means that city is around 10% above the national average for that item; a ratio of 0.95 means it is around 5% below. Ratios survive inflation and are far more honest than “I pay AUD650 a week, so you will too”.
On the income side, pair the ratio with ABS Average Weekly Earnings. Cost of living in isolation tells you nothing — what matters is cost relative to what you earn. Our guide to the average salary in Australia by industry covers the earnings data, and because Australian income tax is progressive, your take-home pay matters too — see Australian tax rates and brackets.
The big-ticket items, and where the official data lives
Rather than guess at totals, break your budget into the components that dominate spending, and use the official source for each.
- Housing and rent. The single largest item for most households. The ABS CPI includes rents and is published by capital city, which is the best official guide to how rents are moving. Actual asking rents are advertised by landlords and agents, not tracked by government.
- Food. The ABS CPI includes a food group, broken into categories such as groceries and meals out. It measures price change, not a weekly grocery bill.
- Electricity and gas. The ABS CPI tracks electricity and gas separately, which matters because energy costs have been one of the more volatile components in recent years.
- Transport and fuel. The ABS CPI covers transport. For actual petrol prices, the ACCC monitors retail fuel prices in the capital cities and more than 190 regional locations, and publishes weekly updates. The ACCC does not set or forecast fuel prices.
- Health. Medicare covers many services, but there are out-of-pocket costs. Check what is covered before you budget for doctor visits, specialists and prescriptions.
- Childcare and education. Costs vary enormously by provider and by how much Child Care Subsidy you receive. Eligibility for subsidies is linked to your circumstances and residency.
One pattern is worth flagging for anyone weighing up a move to a regional area. The ACCC notes that petrol prices in regional locations are generally higher than in capital cities, and that they are also more stable because most regional locations do not have petrol price cycles. Housing is often cheaper outside the capitals, but transport costs can run higher — another reason to compare components rather than totals.
Step-by-step: build your own city comparison
- Pick the cities you are considering. Start with the eight capital cities, which is how the ABS reports its data.
- Pull the ABS CPI by capital city. Compare each city’s index with the national index to get a ratio for overall prices.
- Break it down by component. Do the same for rents, food, electricity, gas and transport, since cities differ most on housing.
- Add the income side. Compare the ABS Average Weekly Earnings figure with the price ratio. A higher-cost city is only “more expensive” if it is not matched by higher earnings.
- Check fuel if you drive. Use the ACCC’s retail fuel monitoring for the cities and regions you are weighing up.
- Convert to take-home pay. Apply Australian tax rates to the earnings figure so you are comparing disposable income, not gross salary.
- Set up your banking early. See our guide to opening an Australian bank account, because almost every recurring cost runs through it.
Common mistakes
- Trusting crowd-sourced cost figures. Sites like Numbeo and Expatistan are user-submitted estimates, not official data. They can be useful as a rough signal, but they are not a statistic — treat them as a guess, never as a source.
- Quoting a single monthly total. “AUD3,500 a month” ignores household size, housing type and city. It is not a figure any agency publishes.
- Confusing price level with price change. A city can be expensive but stable; another can be cheap but rising fast. The CPI measures change, which is what hits your budget.
- Ignoring earnings. The cheapest city is not the best value if the jobs there pay much less.
- Forgetting the one-off costs. Bond, furniture, car registration, and the visa and relocation costs themselves sit outside any monthly figure. Our breakdown of Australian visa fees covers the migration side.
- Using a stale index. The CPI updates monthly and quarterly, so an index from last year will mislead you.
FAQ
What is the cost of living in Australia in 2026?
There is no single official figure. The ABS CPI — the official measure of price change — rose 4.0% over the year to August 2026 on the monthly indicator, and 3.9% year-ended for the June 2026 quarter. Your actual cost depends on your city, housing, household and spending.
Which Australian city is the cheapest to live in?
The ABS does not rank cities by “cost of living” and neither should you rely on a single ranking. The defensible method is to compare each city’s CPI index with the national index, then weigh the result against ABS average earnings in that city.
Is Sydney more expensive than Melbourne?
The ABS publishes separate CPI indexes for each capital city, including rents, so you can compare them directly rather than relying on anecdotes. Housing is where the two cities differ most; overall price levels move closer together.
Where can I find official Australian cost data?
The ABS publishes the Consumer Price Index and Average Weekly Earnings; the RBA publishes a summary of consumer price inflation; and the ACCC publishes retail fuel price monitoring. Those four sources cover most of what a household budget needs.
Can I use Numbeo or Expatistan for Australian costs?
Only with caution. They are crowd-sourced estimates, not official statistics, and the numbers are self-reported. If you use them, label them as non-official estimates and check the direction of travel against the ABS CPI.
How do I compare two cities properly?
Use ratios, not dollar amounts. Divide the city’s CPI index by the national index to get a relative price level, do the same for the components that matter to you (especially rents), then compare that against average earnings in each city.
Official sources
- Consumer Price Index, Australia — Australian Bureau of Statistics
- Average Weekly Earnings, Australia — Australian Bureau of Statistics
- Measures of Consumer Price Inflation — Reserve Bank of Australia
- Petrol and fuel price monitoring — Australian Competition and Consumer Commission
AU0061 publishes general information, not personal migration advice. Visa rules and fees change, and eligibility depends on your individual circumstances. Always confirm the current requirements with the Department of Home Affairs or a MARA-registered migration agent before you act on anything in this guide.