Cost of Living Comparison Between Derby, Australia and Perth
For one person, living is cheaper in Derby: $2,353 a month against $3,080 in Perth, rent and utilities included – about $8,700 less a year. Rent and utilities account for most of the difference.
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Derby Living Index122Cost of Living Index in DerbyLearn more -
Perth Living Index148Cost of Living Index in PerthLearn more
How much you'll spend in Derby and in Perth
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Derby and in Perth actually costs, broken down by who's living it.
Monthly costs for one person with rent: $2,353 in Derby versus $3,080 in Perth.
- Derby $2,353
- Perth $3,080
Estimated couple costs with rent: $3,668 in Derby versus $4,194 in Perth.
- Derby $3,668
- Perth $4,194
Monthly costs for a family of three with rent: $4,983 in Derby versus $5,309 in Perth.
- Derby $4,983
- Perth $5,309
Living in Derby costs roughly 24% less than in Perth, and outside of rent the biggest gap is in transport.
Both cities are pricier than the global median: Derby 73% above, Perth 126% above.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Derby: October 26, 2026
Last update for Perth: October 25, 2026
Cost Breakdown
A one-bedroom apartment in the center runs $1,410 in Derby and $2,006 in Perth. Housing cost is often the main lever when comparing two cities.
Dining out: $83 in Derby vs $86 in Perth for a mid-range dinner for two. Groceries echo the gap at $361 vs $365 per month, with Derby cheaper across the board.
- Derby Perth 1,810 km ≈ 2 h 45 min nonstop flight
- Derby
- Perth
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
What is the total cost difference between living in Derby and in Perth?
What salary covers living expenses in Derby compared to Perth?
How do apartment prices compare in Derby and in Perth?
How do commuting costs compare in Derby and in Perth?
Which city is more expensive overall: Derby or Perth?
Which city is more doable on $3,000 per month?
How does quality of life compare between Derby and Perth?
Is Derby or Perth safer for residents?
Derby vs other spots: cost of living compared
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