At One Place

Nauru

Nauru
Capital Yaren (de facto)
21 km² · 12,025 people (2025) · Australian dollar

The third-smallest country in the world at about 21 km², and the smallest island nation; a road runs right around it in about twenty minutes. It has no official capital. The central plateau was mined for phosphate rock — fossil seabird guano — for most of the 20th century.

The facts

Capital
Yaren (de facto)
Area
21 km² — 8 sq mi
Population
12,025 (2025)
Density
572.6 people per km²
Currency
Australian dollar (AUD, $)
Official languages
Nauruan, English
Time zone
UTC+12:00
Calling code
+674
Drives on the
left
ISO codes
NR · NRU
Continent
Oceania

How it compares

By area
198 of 200
By population
198 of 200

Population is the only figure on this page that dates — it is a 2025 estimate and will drift. Area, capital, currency, languages, calling code and driving side change rarely or never.

Countries of a similar size

Country Area (km²) Population
San Marino 61 34,109
Tuvalu 26 9,492
Nauru ← 21 12,025
Monaco 2 38,341
Vatican City 0.44 1,000

Common questions

What is the capital of Nauru?
Yaren (de facto)
What currency does Nauru use?
The Australian dollar (AUD).
How big is Nauru?
21 km², or 8 square miles — 198 of 200 by area.
Which side of the road does Nauru drive on?
The left.

Related pages

Sources

  1. The World Factbook — Central Intelligence Agency (Public domain (US Government))
  2. World Bank Open Data — The World Bank (CC BY 4.0)

How these figures are compiled and checked