Population of Cambodia

As of July 2026, the population of Cambodia is 18.1 million. The number of inhabitants has increased by 200 thousand in the last year, representing a growth of 1.14%. The median age of the population has increased in recent years, rising from 23.6 years in 2016 to 26.4 years in 2026. Currently, life expectancy at birth is 71.1 years and population density is 99.7 inhabitants per square kilometer.

Population Growth

The population growth rate of Cambodia peaked in 1994, reaching around 8.4% annually, but has since declined to approximately 1.1% in 2026. The annual increase in the number of people has also decreased from a peak of around 783.21 thousand in 1995 to nearly 199.55 thousand in 2026.

Life Expectancy

In Cambodia, life expectancy at birth has been increasing, with the indicator rising from 64.9 years in 2006 to 71.1 years in 2026, representing an increase of more than 6 years over the past 2 decades.

Most populous cities in Cambodia

The cities of Cambodia are mostly small, but 4 stand out with more than 100 thousand inhabitants. The most populous city is Phnom Penh, with approximately 1.6 million inhabitants. It is followed by Takeo with 843.9 thousand and Siem Reap with 139.5 thousand.

These are the 20 most populous cities in Cambodia: