Which country has the highest mortality before age 40 both sexes?

San Marino has the highest mortality before age 40 both sexes at 7.24 probability as of 2026.

Which country has the lowest mortality before age 40 both sexes?

Nigeria has the lowest mortality before age 40 both sexes at 270.1 probability as of 2026.

What is the global average mortality before age 40 both sexes?

The global average mortality before age 40 both sexes across 237 countries is 57.94 probability as of 2026.

Probability of dying before age 40 (both sexes) (2026)

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Probability of dying before age 40 (both sexes)

Global (2026)

probability

1950

2026

2100

Rankings at a glance

Highest · Probability of dying before age 40 (both sexes) (2026)

#1
Nigeria
270.10probability
#2
Chad
261.68probability
#3
South Sudan
233.91probability
#4
Somalia
222.56probability
#5
Central African Republic
212.47probability
#6
Guinea
195.25probability
#7
Lesotho
193.85probability
#8
Benin
191.55probability
#9
Mali
181.62probability
#10
Democratic Republic of the Congo
179.08probability

Historical trends

All countries

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Rankings at a glance

Historical trends

All countries

San Marino

Republic of Korea

Monaco

Macao

Cyprus

China, Hong Kong SAR

Singapore

Spain

Italy

Greece

Denmark

Slovenia

Switzerland

Japan

Norway

Netherlands

Andorra

French Polynesia

Saint Barthélemy

Portugal

Iceland

Sweden

Maldives

Germany

Liechtenstein

Austria

Guernsey

Ireland

Israel

Belgium

Holy See

United Arab Emirates

Faroe Islands

Australia

Luxembourg

Bermuda

Czechia

France

Malta

Finland

Croatia

Qatar

Hungary

United Kingdom

Réunion

North Macedonia

Bosnia and Herzegovina

Martinique

Bahrain

Anguilla