New Zealand is a country in Australia/New Zealand, Oceania. In 2025 it has about 5.3 million people (UN estimate), the 123rd most people of the 193 UN member states.
UN member since 1945Population: 123rd
New Zealandニュージーランド
Region
Australia/New Zealand, Oceania
Population
about 5.3 million (123rd)
Area
268,164 km² (73rd)
UN member since
October 24, 1945
Ranks are among the 193 UN member states, from most people and from largest area.
New Zealand in numbers
In 2025 the population is about 5.3 million, the 123rd most people of the 193 UN member states. That is about 1/23 of Japan’s (about 123 million).
The area is 268,164 km², the 73rd largest of the 193. That is about the same as Japan’s area.
If we work out the number of people per square kilometer (population density), it is about 20.
Joining the United Nations
New Zealand joined the United Nations on October 24, 1945.
It was a member before Japan joined in 1956.
26 other countries joined on the same day.
Think about it
Q1Compare New Zealand’s population rank and area rank. What do you notice?
Q2Find New Zealand on a map or globe. Which countries are around it?
Q3Choose one thing you want to know more about New Zealand, 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 2 UN member states in Australia/New Zealand. The one with the most people is Australia.