New York is about 199 times bigger than Saint Lucia.

Saint Lucia is approximately 616 sq km, while New York is approximately 122,283 sq km, making New York 19,751% larger than Saint Lucia. Meanwhile, the population of Saint Lucia is ~167,122 people (19.2 million more people live in New York).
Tip: This to-scale comparison of Saint Lucia vs. New York uses the Mercator projection, which distorts the size of regions near the poles.