British Virgin Islands is about 1.2 times smaller than District of Columbia.

District of Columbia is approximately 177 sq km, while British Virgin Islands is approximately 151 sq km, making British Virgin Islands 85.31% the size of District of Columbia. Meanwhile, the population of District of Columbia is ~601,723 people (563,091 fewer people live in British Virgin Islands).
Tip: This to-scale comparison of District of Columbia vs. British Virgin Islands uses the Mercator projection, which distorts the size of regions near the poles.