New Jersey is about 26 times bigger than Dominica.

Dominica is approximately 751 sq km, while New Jersey is approximately 19,211 sq km, making New Jersey 2,458% larger than Dominica. Meanwhile, the population of Dominica is ~74,629 people (8.7 million more people live in New Jersey).
Tip: This to-scale comparison of Dominica vs. New Jersey uses the Mercator projection, which distorts the size of regions near the poles.