District of Columbia is about 6,435 times smaller than Colombia.

Colombia is approximately 1,138,910 sq km, while District of Columbia is approximately 177 sq km, making District of Columbia 0.02% the size of Colombia. Meanwhile, the population of Colombia is ~49.1 million people (48.5 million fewer people live in District of Columbia).
Tip: This to-scale comparison of Colombia vs. District of Columbia uses the Mercator projection, which distorts the size of regions near the poles.
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