Country size comparison
compared to
Australia is about 19 times bigger than California.
California is approximately 403,882 sq km, while Australia is approximately 7,741,220 sq km, making Australia 1,817% larger than California. Meanwhile, the population of California is ~37.3 million people (11.1 million fewer people live in Australia).
Tip:
This to-scale comparison of
California
vs.
Australia
uses the Mercator projection, which distorts the size of regions near the poles.
Try dragging the outline to reposition.
Compare further: Australia vs. California
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Make 41.2% more money in California
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Cost of Living Comparison · 7 categories - 2026 data
California is 26.4% more expensive than Australia overall
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Moving from Australia to California · Cost, visas & climate
Compare cost of living, salary and climate.
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City Size Comparison · See true size
Compare the size of Sydney vs Sacramento
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