Nevada is about 1,607 times bigger than District of Columbia.

District of Columbia is approximately 177 sq km, while Nevada is approximately 284,448 sq km, making Nevada 160,605% larger than District of Columbia. Meanwhile, the population of District of Columbia is ~601,723 people (2.1 million more people live in Nevada).
Tip: This to-scale comparison of District of Columbia vs. Nevada uses the Mercator projection, which distorts the size of regions near the poles.