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Is $40,000.00 a Good Salary in Perth at 20?

See how a $40,000.00 salary stacks up in Perth, WA at age 20 — after-tax income, rent affordability, housing outlook, and savings potential.

Last verified: 1 July 2025

Verdict: Challenging

This salary is significantly below the city average. You may face financial stress without careful budgeting or shared living arrangements.

vs Perth average: -64% ($110,000.00)
vs age 20-24 average: -11% ($45,000.00)

After-Tax Income on $40,000.00

Annual

$35,712.00

Monthly

$2,976.00

Fortnightly

$1,373.54

Weekly

$686.77

Gross salary$40,000.00
Income tax + Medicare levy-$4,288.00
Take home pay$35,712.00
Effective tax rate10.7%

Rent Affordability in Perth

Monthly Take-Home

$2,976.00

Avg 1BR Rent

$2,500.00/mo

Rent-to-income ratio84%

Well above 30% — rent will put significant pressure on your finances.

After rent, you'd have approximately $476.00/month for other expenses and savings.

How $40,000.00 Compares at Age 20

Age GroupAvg SalaryYour SalaryDifference
20-24 (you)$45,000.00$40,000.00-11%
25-34$72,000.00$40,000.00-44%
35-44$85,000.00$40,000.00-53%
45-54$82,000.00$40,000.00-51%
55-64$68,000.00$40,000.00-41%

Can You Afford a House in Perth?

Median House Price

$750,000.00

Price-to-Income

18.8x

20% Deposit

$150,000.00

Housing affordabilityDifficult

Extremely challenging — consider apartments, outer suburbs, or other cities.

Saving 20% of your after-tax income ($7,142.40/year), it would take approximately 21 years to save a 20% deposit.

Savings Potential in Perth

Monthly take-home$2,976.00
Rent (1BR average)-$2,500.00
Groceries-$540.00
Transport-$160.00
Utilities-$220.00
Estimated monthly savings-$444.00
Estimated annual savings-$5,328.00

* Estimates based on average costs for a single person in Perth. Actual expenses vary based on lifestyle, location within the city, and personal choices. Does not include discretionary spending (entertainment, dining out, clothing, etc.).

Perth Cost of Living Snapshot

COL Index

89

Sydney = 100

Avg Salary

$110,000.00

Median House

$0.75M

State

WA

$40,000.00 at 20 in Other Cities

Other Salaries in Perth at 20

$40,000.00 in Perth at Other Ages

Frequently Asked Questions

Is $40,000.00 a good salary in Perth?

$40,000.00 is below the average salary in Perth ($110,000.00). You'd take home $2,976.00 per month after tax. With average rents at $2,500.00/month, budgeting carefully will be important.

What is the average salary in Perth in 2026?

The average salary in Perth is approximately $110,000.00 per year before tax. This varies by industry, experience level, and role. The cost of living index for Perth is 89 (Sydney = 100).

Can I afford a house in Perth on $40,000.00?

The median house price in Perth is $750,000.00, which is 18.8x your annual salary. Extremely challenging — consider apartments, outer suburbs, or other cities. A 20% deposit would be $150,000.00, which would take approximately 21 years saving 20% of your after-tax income.

How much is $40,000.00 after tax in Australia?

On a $40,000.00 salary, you'd pay approximately $4,288.00 in income tax and Medicare levy (effective rate: 10.7%). Your take-home pay would be $35,712.00 per year, $2,976.00 per month, or $1,373.54 per fortnight.

What is the average salary for a 20 year old in Australia?

The average salary for the 20-24 age group in Australia is approximately $45,000.00 per year. At $40,000.00, you're earning 11% less than the average for your age bracket.

General information and estimates only — not financial, tax, or legal advice. Always verify with a licensed adviser or the ATO.