Which has higher population by age group, Guam or Samoa?

Samoa, at 216,673 people against 166,522 people in Guam as of 2023.

What is the difference in population by age group between Guam and Samoa?

50,151 people, with Samoa ahead.

How many years of comparable data are there for Guam and Samoa?

74 years are reported by both, from 1950 to 2023.

Where does this data come from?

UN, World Population Prospects (2024) – processed by Our World in Data, published as Population by age group. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Guam vs Samoa: Population by age group

Guam

166,522 people

in 2023

Samoa

216,673 people

in 2023

Guam rank

191st

Samoa rank

188th

Population by age group over time

Guam
Samoa

How they compare

Samoa currently reports 216,673 people against 166,522 people in Guam, a difference of 50,151 people.

That makes Samoa's figure about 1.3 times Guam's.

Across all 74 years both countries report, Samoa has been ahead every year.

Guam ranks 191st and Samoa ranks 188th of 236 countries.

Samoa has averaged higher in every one of the 8 decades both report.

Head to head by decade

Decade	Guam	Samoa	Difference	Ahead
1950s	64,000 people	98,381 people	34,381 people	Samoa
1960s	77,974 people	126,048 people	48,074 people	Samoa
1970s	97,988 people	151,797 people	53,809 people	Samoa
1980s	122,824 people	166,879 people	44,054 people	Samoa
1990s	148,768 people	174,116 people	25,349 people	Samoa
2000s	163,710 people	186,619 people	22,910 people	Samoa
2010s	164,807 people	201,073 people	36,266 people	Samoa
2020s	164,406 people	214,423 people	50,017 people	Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population by age group, Guam or Samoa?: Samoa, at 216,673 people against 166,522 people in Guam as of 2023.
What is the difference in population by age group between Guam and Samoa?: 50,151 people, with Samoa ahead.
How many years of comparable data are there for Guam and Samoa?: 74 years are reported by both, from 1950 to 2023.
How do Guam and Samoa rank globally for population by age group?: Guam ranks 191st and Samoa ranks 188th of 236 countries.
Where does this data come from?: UN, World Population Prospects (2024) – processed by Our World in Data, published as Population by age group. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator: Population by age group
Unit: people
Source: UN, World Population Prospects (2024) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 17,464 data points, 1950–2023
Last refreshed: 07 August 2026

The total population, measured on 1 July of the year shown.