Country size comparison
compared to
Guam is about 17 times smaller than Puerto Rico.
Puerto Rico is approximately 9,104 sq km, while Guam is approximately 544 sq km, making Guam 5.98% the size of Puerto Rico. Meanwhile, the population of Puerto Rico is ~3.1 million people (2.9 million fewer people live in Guam).
Tip:
This to-scale comparison of
Puerto Rico
vs.
Guam
uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Guam vs. Puerto Rico
Flip Comparison · See true size
See Guam on top of Puerto Rico
→
Quality of Life Comparison · 4 statistics
Live 4.2 years longer in Puerto Rico
→
Cost of Living Comparison · 7 categories - 2026 data
Puerto Rico is 29.3% cheaper than Guam overall
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Moving from Guam to Puerto Rico · Cost, visas & climate
Compare cost of living, salary and climate.
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