Romania is a country in Eastern Europe, Europe. In 2025 it has about 18.9 million people (UN estimate), the 68th most people of the 193 UN member states.
UN member since 1955Population: 68th
Romaniaルーマニア
Region
Eastern Europe, Europe
Population
about 18.9 million (68th)
Area
238,398 km² (80th)
UN member since
December 14, 1955
Ranks are among the 193 UN member states, from most people and from largest area.
Romania in numbers
In 2025 the population is about 18.9 million, the 68th most people of the 193 UN member states. That is about 1/6 of Japan’s (about 123 million).
The area is 238,398 km², the 80th largest of the 193. That is about 1/1 of Japan’s area.
If we work out the number of people per square kilometer (population density), it is about 79.
Joining the United Nations
Romania joined the United Nations on December 14, 1955.
It was a member before Japan joined in 1956.
15 other countries joined on the same day.
Think about it
Q1Compare Romania’s population rank and area rank. What do you notice?
Q2Find Romania on a map or globe. Which countries are around it?
Q3Choose one thing you want to know more about Romania, and look it up.
There is no single right answer. Talking it over with someone at home is a good way to learn.
Did you know? — There are 10 UN member states in Eastern Europe. The one with the most people is Russian Federation.