Guinea Bissau is a country in Western Africa, Africa. In 2025 it has about 2.2 million people (UN estimate), the 144th most people of the 193 UN member states.
UN member since 1974Population: 144th
Guinea Bissauギニアビサウ
Region
Western Africa, Africa
Population
about 2.2 million (144th)
Area
36,125 km² (132nd)
UN member since
September 17, 1974
Ranks are among the 193 UN member states, from most people and from largest area.
Guinea Bissau in numbers
In 2025 the population is about 2.2 million, the 144th most people of the 193 UN member states. That is about 1/55 of Japan’s (about 123 million).
The area is 36,125 km², the 132nd largest of the 193. That is about 1/10 of Japan’s area.
If we work out the number of people per square kilometer (population density), it is about 62.
Joining the United Nations
Guinea Bissau joined the United Nations on September 17, 1974.
That was 18 years after Japan joined in 1956.
Countries that joined on the same day: Bangladesh, Grenada.
Think about it
Q1Compare Guinea Bissau’s population rank and area rank. What do you notice?
Q2Find Guinea Bissau on a map or globe. Which countries are around it?
Q3Choose one thing you want to know more about Guinea Bissau, 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 16 UN member states in Western Africa. The one with the most people is Nigeria.