Kiribati Generation Breakdown 2026: How Many Millennials, Gen Z, and Boomers?

Q: What is the largest generation in Kiribati?

Gen Z is the largest generation in Kiribati, with 38,998 people (28.2%).

Q: How many Gen Z, Millennials and Baby Boomers are in Kiribati?

Kiribati has 38,998 Gen Z, 30,526 Millennials and 8,538 Baby Boomers.

Q: What share of Kiribati is Gen Z, and how does it rank?

Gen Z is 28.2% of Kiribati, the 70th-highest Gen Z share of the 194 countries.

Q: How do the youngest and oldest generations compare in Kiribati?

The youngest generations, Gen Alpha and Gen Beta, together number 42,495 in Kiribati, versus 683 in the oldest two, the Silent and Greatest generations.

Q: How does the largest generation in Kiribati compare with the world?

Gen Z is 28.2% of Kiribati, compared with 24.7% worldwide.

In Kiribati, Gen Z is the largest generation: 38,998 people, 28.2% of the population.

Population on 1 July 2026, UN World Population Prospects 2024 (medium variant). See the population pyramid for Kiribati.

Gen Beta — 4,858 (3.5%)
Gen Alpha — 37,637 (27.2%)
Gen Z — 38,998 (28.2%)
Millennials — 30,526 (22.0%)
Gen X — 17,206 (12.4%)
Baby Boomers — 8,538 (6.2%)
Silent Generation — 683 (0.5%)
Greatest Generation — 0 (<0.1%)

138,445

people on 1 July 2026

28.2%

Gen Z — the largest generation

28.2%

Gen Z share, the 70th-highest of the 194 countries

42,495

under 14 (Gen Alpha + Gen Beta)

683

aged 81+ (Silent + Greatest)

Generation Population Distribution - Kiribati

Gen Beta: 3.5%

Gen Alpha: 27.2%

Gen Z: 28.2%

Millennials: 22.0%

Gen X: 12.4%

Baby Boomers: 6.2%

Silent Generation: 0.5%

Greatest Generation: <0.1%

Generation Breakdown by Population - Kiribati

Total Population: 138,445

Generation	Birth Years	Age Range (2026)	Population	% of Total	Male	Female
Gen Beta	2025–2039	0–1 years	4,858	3.5%	2,501	2,356
Gen Alpha	2013–2024	2–13 years	37,637	27.2%	19,221	18,416
Gen Z	1997–2012	14–29 years	38,998	28.2%	19,362	19,636
Millennials	1981–1996	30–45 years	30,526	22.0%	14,568	15,958
Gen X	1965–1980	46–61 years	17,206	12.4%	7,908	9,298
Baby Boomers	1946–1964	62–80 years	8,538	6.2%	3,553	4,985
Silent Generation	1928–1945	81–98 years	683	0.5%	218	466
Greatest Generation	before 1928	99+ years	0	<0.1%	0	0
Total			138,445	100.0%	67,330	71,115

Population on 1 July 2026, UN World Population Prospects 2024 (medium variant). Generation definitions: Pew Research Center (Silent–Gen Z); McCrindle Research (Gen Alpha, Gen Beta).

Kiribati Generations: Frequently Asked Questions

Population on 1 July 2026, UN World Population Prospects 2024 (medium variant).

What is the largest generation in Kiribati?

Gen Z is the largest generation in Kiribati, with 38,998 people (28.2%).

How many Gen Z, Millennials and Baby Boomers are in Kiribati?

Kiribati has 38,998 Gen Z, 30,526 Millennials and 8,538 Baby Boomers.

What share of Kiribati is Gen Z, and how does it rank?

Gen Z is 28.2% of Kiribati, the 70th-highest Gen Z share of the 194 countries.

How do the youngest and oldest generations compare in Kiribati?

The youngest generations, Gen Alpha and Gen Beta, together number 42,495 in Kiribati, versus 683 in the oldest two, the Silent and Greatest generations.

How does the largest generation in Kiribati compare with the world?

Gen Z is 28.2% of Kiribati, compared with 24.7% worldwide.

Explore Generation Data by Country

🌍 World (all countries)

Africa

Asia

Europe

Latin America and the Caribbean

Compare generation sizes across 194 countries. See how many Millennials, Gen Z, Boomers, and other generations live in each country on UN population data.