City size comparison

compared to

Arlington is about 2.1 times bigger than Dublin.

Dublin is approximately 118 sq km, while Arlington is approximately 248 sq km, making Arlington 111% larger than Dublin.
Tip: This to-scale comparison of Dublin vs. Arlington uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Arlington vs. Dublin

Flip Comparison · See true size
See Arlington on top of Dublin
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Cost of Living Comparison · 7 categories - 2026 data
Dublin is 30.2% more expensive than Arlington
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