Massachusetts is about 1,450 times bigger than Cocos (Keeling) Islands.

Cocos (Keeling) Islands is approximately 14 sq km, while Massachusetts is approximately 20,306 sq km, making Massachusetts 144,943% larger than Cocos (Keeling) Islands. Meanwhile, the population of Cocos (Keeling) Islands is ~596 people (6.5 million more people live in Massachusetts).
Tip: This to-scale comparison of Cocos (Keeling) Islands vs. Massachusetts uses the Mercator projection, which distorts the size of regions near the poles.