Which country has the highest population annual doubling time?

Central African Republic has the highest population annual doubling time at 21.11 years as of 2026.

Which country has the lowest population annual doubling time?

Netherlands has the lowest population annual doubling time at 135.91 years as of 2026.

What is the global average population annual doubling time?

The global average population annual doubling time across 134 countries is 55.74 years as of 2026.

Years required for population to double at current growth rate (2026)

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Years required for population to double at current growth rate

Global (2026)

years

1950

2026

2100

Rankings at a glance

Highest · Years required for population to double at current growth rate (2026)

#1
Netherlands
135.91years
#2
Tunisia
134.59years
#3
United Kingdom
133.04years
#4
Azerbaijan
130.29years
#5
Viet Nam
126.26years
#6
Samoa
124.89years
#7
Singapore
123.56years
#8
Liechtenstein
120.55years
#9
Guyana
118.49years
#10
Turks and Caicos Islands
118.49years

Historical trends

All countries

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Rankings at a glance

Historical trends

All countries

Central African Republic

Somalia

Niger

Democratic Republic of the Congo

Syrian Arab Republic

Mayotte

Sudan

Angola

Mali

Oman

United Republic of Tanzania

Mozambique

Yemen

Zambia

Afghanistan

Mauritania

Uganda

Chad

Tokelau

Malawi

Cameroon

Ethiopia

Benin

Côte d'Ivoire

Madagascar

Congo

Equatorial Guinea

Burundi

Solomon Islands

Senegal

Guinea

Liberia

Vanuatu

Burkina Faso

Gambia

Togo

Jordan

Rwanda

Guinea-Bissau

Eritrea

Gabon

Iraq

Nigeria

South Sudan

Sierra Leone

Sao Tome and Principe

State of Palestine

Kenya

Namibia

Zimbabwe