Least Populated Countries 2025
1st - Vatican City
2nd - Nauru
Understanding Small Nations
Least populated countries are nations with the smallest populations. Vatican City has only 825 residents. Our population data trackssmallest countries, micro-states, and island nations.
Also known as micro-states, mini-countries, and small nations, these places are closely related to island nations, city-states, and unique governance.
Our population statistics covers multiple dimensions including by country, by region (Pacific, Europe), and density comparisons.
Small Nations Statistics & Data
Track smallest countries, population rankings, and micro-state data.
View Vatican City population, Nauru residents, and Pacific nations.
Explore Monaco density, European micro-states, and city-states.
Learn about island nation challenges, climate vulnerability, and economies.
What You'll Find on This Page
- •Smallest: Vatican City 825, Nauru 12,580
- •Pacific: Tuvalu 11,900, Palau 18,000
- •Europe: San Marino 34K, Monaco 39K
- •Density: Monaco most densely populated
This page provides comprehensive data including least populated countries statistics, micro-state data, small nations tracker, island nations data, populations 2025, demographic trends, UN data, and global population statistics.
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