City size comparison

compared to

Helena is about 1.7 times bigger than Sydney.

Sydney is approximately 27 sq km, while Helena (map shows its 6 named neighbourhoods; the area covers the whole city) is approximately 44 sq km, making Helena 67% larger than Sydney.
Tip: This to-scale comparison of Sydney vs. Helena uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Helena vs. Sydney

Flip Comparison · See true size
See Helena on top of Sydney
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Cost of Living Comparison · 7 categories - 2026 data
Sydney is 7.3% more expensive than Helena
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