Country size comparison

compared to

San Diego is about 83 times smaller than Ireland.

Ireland is approximately 70,273 sq km, while San Diego is approximately 844 sq km, making San Diego 1.2% the size of Ireland.
Tip: This to-scale comparison of Ireland vs. San Diego uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: San Diego vs. Ireland
Flip Comparison · See true size
See San Diego on top of Ireland
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Cost of Living Comparison · 7 categories - 2026 data
Ireland is 14.1% cheaper than San Diego
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