Turkey is about 4,427 times bigger than District of Columbia.

District of Columbia is approximately 177 sq km, while Turkey is approximately 783,562 sq km, making Turkey 442,590% larger than District of Columbia. Meanwhile, the population of District of Columbia is ~601,723 people (82.4 million more people live in Turkey).
Tip: This to-scale comparison of District of Columbia vs. Turkey uses the Mercator projection, which distorts the size of regions near the poles.