Costa Rica vs Mauritania: Population, total

Costa Rica

5.15 million

in 2025

Mauritania

5.32 million

in 2025

Costa Rica rank

126th

Mauritania rank

125th

Population, total over time

Costa Rica
Mauritania

How they compare

Mauritania currently reports 5.32 million against 5.15 million in Costa Rica, a difference of 162,110.

The two have swapped places 1 time across 66 shared years of data; in 1960 it was Costa Rica ahead.

Globally, Costa Rica ranks 126th and Mauritania ranks 125th of 215 countries.

Individual pages

Population, total in Costa Rica
Population, total in Mauritania
Full country ranking

About this data

Indicator: Population, total
Source: World Population Prospects, United Nations (UN)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 264 places, 17,394 data points, 1960–2025
Last refreshed: 06 August 2026

Total population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship. The values shown are midyear estimates.