Which has higher population, Guam or Samoa?

Samoa, at 146.39 against 131.76 in Guam as of 2030.

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

41 years are reported by both, from 1990 to 2030.

Where does this data come from?

International Labour Organization, published as Population (UN estimates and projections). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Guam vs Samoa: Population

Guam

131.76

in 2030

Samoa

146.39

in 2030

Guam rank

185th

Samoa rank

184th

Population over time

Guam
Samoa

How they compare

Samoa currently reports 146.39 against 131.76 in Guam, a difference of 14.63.

That makes Samoa's figure about 1.1 times Guam's.

The two have swapped places 2 times across 41 shared years of data; in 1990 it was Samoa ahead.

Guam ranks 185th and Samoa ranks 184th of 188 countries.

Across the 5 decades both report, Guam averaged higher in 1 and Samoa in 4.

Head to head by decade

Decade	Guam	Samoa	Difference	Ahead
1990s	103.48	103.74	0.2584	Samoa
2000s	115.67	112.52	3.15	Guam
2010s	121.24	124.16	2.92	Samoa
2020s	125.01	135.95	10.94	Samoa
2030s	131.76	146.39	14.63	Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population, Guam or Samoa?: Samoa, at 146.39 against 131.76 in Guam as of 2030.
What is the difference in population between Guam and Samoa?: 14.63, with Samoa ahead.
How many years of comparable data are there for Guam and Samoa?: 41 years are reported by both, from 1990 to 2030.
How do Guam and Samoa rank globally for population?: Guam ranks 185th and Samoa ranks 184th of 188 countries.
Where does this data come from?: International Labour Organization, published as Population (UN estimates and projections). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Guam vs Samoa: Population. Statizoid, drawing on International Labour Organization. Retrieved 06 September 2026, from https://gender.statizoid.com/compare/population-un-estimates-and-projections/guam/samoa/

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About this data

Indicator: Population (UN estimates and projections)
Source: International Labour Organization
Licence: ILO Terms of Use (attribution required)
Coverage: 280 places, 11,480 data points, 1990–2030
Last refreshed: 05 September 2026

Imputed observations are not based on national data, are subject to high uncertainty and should not be used for country comparisons or rankings. The total population comprises persons of all ages who were living in the country during the reference period, regardless of residency status or citizenship. The source for the population figures used is the United Nations' World Population Prospects. For more information, refer to the ILO Modelled Estimates (ILOEST) database description.