Anguilla is about 3,454 times smaller than New Mexico.

New Mexico is approximately 314,310 sq km, while Anguilla is approximately 91 sq km, making Anguilla 0.03% the size of New Mexico. Meanwhile, the population of New Mexico is ~2.1 million people (2.0 million fewer people live in Anguilla).
Tip: This to-scale comparison of New Mexico vs. Anguilla uses the Mercator projection, which distorts the size of regions near the poles.