Population of Guam

As of July 2026, the population of Guam is 170.2 thousand. The number of inhabitants has increased by 1 thousand in the last year, representing a growth of 0.70%. The median age of the population has increased in recent years, rising from 29.9 years in 2016 to 31.6 years in 2026. Currently, life expectancy at birth is 77.8 years and population density is 314.6 inhabitants per square kilometer.

Population Growth

The population growth rate of Guam peaked in 1961, reaching around 2.62% annually, but has since declined to approximately 0.69% in 2026. The annual increase in the number of people has also decreased from a peak of around 3.04 thousand in 1989 to nearly 1.17 thousand in 2026.

Life Expectancy

In Guam, life expectancy at birth has been increasing, with the indicator rising from 76.5 years in 2006 to 77.8 year in 2026, representing an increase of more than 1 year over the past 2 decades.

Most populous cities in Guam

The cities of Guam are small, with the 5 most populated adding up to around 120 thousand inhabitants. The most populous city is Dededo Village, Dededo, con una diferencia significativa sobre las demás, alcanzando approximately 44.9 thousand inhabitants. It is followed by Yigo Village, Yigo with 20.5 thousand and Tamuning with 19.7 thousand.

These are the 20 most populous cities in Guam: