Country size comparison

compared to

California is about 2.5 times smaller than Mauritania.

Mauritania is approximately 1,030,700 sq km, while California is approximately 403,882 sq km, making California 39.19% the size of Mauritania. Meanwhile, the population of Mauritania is ~4.2 million people (33.1 million more people live in California).
Tip: This to-scale comparison of Mauritania vs. California uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: California vs. Mauritania

Flip Comparison · See true size
See California on top of Mauritania
→
Quality of Life Comparison · 4 statistics
Be 2.1 times more likely to be unemployed in Mauritania
→
Cost of Living Comparison · 7 categories - 2026 data
Mauritania is 56.4% cheaper than California
→