District of Columbia is about 12 times smaller than Mauritius.

Mauritius is approximately 2,040 sq km, while District of Columbia is approximately 177 sq km, making District of Columbia 8.68% the size of Mauritius. Meanwhile, the population of Mauritius is ~1.3 million people (706,499 fewer people live in District of Columbia).
Tip: This to-scale comparison of Mauritius vs. District of Columbia uses the Mercator projection, which distorts the size of regions near the poles.
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