What is median age in Guam?

Median age in Guam was 31.12 years in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.

What is the highest median age recorded in Guam?

The highest recorded value was 31.12 years in 2023.

What is the lowest median age recorded in Guam?

The lowest recorded value was 18.14 years in 1965.

How does Guam rank for median age?

Guam ranks 126th out of 236 countries with data for 2023.

Is median age rising or falling in Guam?

Over the last ten years it is up 7.5%. The long-run trend across the full record is rising.

Where does this Guam data come from?

The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Median age. Statizoid updates them automatically from the source API.

Median age in Guam

Name: Median age in Guam
Creator: UN, World Population Prospects (2024) – processed by Our World in Data
License: CC BY 4.0 (Our World in Data)

Guam: Median age was 31.12 years in 2023. ▲ Rising

Latest (2023)

31.12 years

Change on year

up 0.5%

World rank

126th

of 236 countries

All-time high

31.12 years

in 2023

All-time low

18.14 years

in 1965

Years of data

1950–2023

Median age in Guam, 1950–2023

Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in years.

Analysis

The most recent figure for median age in Guam is 31.12 years, measured in 2023. That is the highest value across all 74 years on record.

Compared with earlier readings it is up 0.5% on the previous year and up 7.5% over ten years.

Over the whole period, median age in Guam peaked at 31.12 years in 2023 and was at its lowest, 18.14 years, in 1965.

Guam ranks 126th of 236 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 74 years of available data.

Averages by decade

Decade	Average	Lowest	Highest	Years
1950s	22.16 years	20.52 years	23.07 years	10
1960s	18.87 years	18.14 years	20.16 years	10
1970s	20.06 years	19.5 years	21.07 years	10
1980s	22.41 years	21.33 years	23.71 years	10
1990s	25.19 years	24.05 years	26.21 years	10
2000s	27.27 years	26.41 years	27.89 years	10
2010s	29.41 years	28 years	30.71 years	10
2020s	30.95 years	30.83 years	31.12 years	4

Countries ranked near Guam

123 Colombia 31.61 years compare
124 United Arab Emirates 31.23 years compare
125 Maldives 31.12 years compare
127 Malaysia 30.06 years compare
128 Indonesia 29.83 years compare
129 Panama 29.6 years compare

See the full ranking of 236 places →

More reference data data for Guam

Fertility rate: births per woman 2.78 live births per woman (2023)
Fertility rate: births per woman 2.78 live births per woman (2023)
Fertility rate vs. Human Development Index 2.78 live births per woman (2023)
Rule of Law - Governance estimate 1.03 approx. -2.5 to +2.5 (2024)
Rule of Law - Governance score 74.77 0-100 (2024)
Voice and Accountability - Governance estimate 1.18 approx. -2.5 to +2.5 (2024)
Voice and Accountability - Governance score 77.43 0-100 (2024)
Political Stability - Governance estimate 0.9927 approx. -2.5 to +2.5 (2024)
Political Stability - Governance score 82.85 0-100 (2024)
Control of Corruption - Governance estimate 1.18 approx. -2.5 to +2.5 (2024)

All data for Guam →

Frequently asked questions

What is median age in Guam?: Median age in Guam was 31.12 years in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
What is the highest median age recorded in Guam?: The highest recorded value was 31.12 years in 2023.
What is the lowest median age recorded in Guam?: The lowest recorded value was 18.14 years in 1965.
How does Guam rank for median age?: Guam ranks 126th out of 236 countries with data for 2023.
Is median age rising or falling in Guam?: Over the last ten years it is up 7.5%. The long-run trend across the full record is rising.
Where does this Guam data come from?: The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Median age. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 74 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator: Median age
Unit: years
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: 06 August 2026

The age that divides the population into two halves of equal size — half are younger and half are older.