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

Q: What is the largest generation in Belize?

Gen Z is the largest generation in Belize, with 123,090 people (28.7%).

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

Belize has 123,090 Gen Z, 108,740 Millennials and 29,420 Baby Boomers.

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

Gen Z is 28.7% of Belize, the 66th-highest Gen Z share of the 194 countries.

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

The youngest generations, Gen Alpha and Gen Beta, together number 100,599 in Belize, versus 2,996 in the oldest two, the Silent and Greatest generations.

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

Gen Z is 28.7% of Belize, compared with 24.7% worldwide.

By Marko Visic · Updated October 19, 2026

A UN projection for 1 July 2026 from World Population Prospects 2024 (medium variant).

In Belize, Gen Z is the largest generation: 123,090 people, 28.7% of the population.

See the population pyramid for Belize.

Gen Beta: 11,184 (2.6%)
Gen Alpha: 89,415 (20.9%)
Gen Z: 123,090 (28.7%)
Millennials: 108,740 (25.4%)
Gen X: 63,799 (14.9%)
Baby Boomers: 29,420 (6.9%)
Silent Generation: 2,986 (0.7%)
Greatest Generation: 10 (<0.1%)

428,644

people on 1 July 2026

28.7%

Gen Z, the largest generation

28.7%

Gen Z share, the 66th-highest of the 194 countries

100,599

under 14 (Gen Alpha + Gen Beta)

2,996

aged 81+ (Silent + Greatest)

Generation Population Distribution - Belize

Gen Beta: 2.6%

Gen Alpha: 20.9%

Gen Z: 28.7%

Millennials: 25.4%

Gen X: 14.9%

Baby Boomers: 6.9%

Silent Generation: 0.7%

Greatest Generation: <0.1%

Generation Breakdown by Population - Belize

Total Population: 428,644

Generation	Birth Years	Age Range (2026)	Population	% of Total	Male	Female
Gen Beta	2025–2039	0–1 years	11,184	2.6%	5,730	5,454
Gen Alpha	2013–2024	2–13 years	89,415	20.9%	45,798	43,617
Gen Z	1997–2012	14–29 years	123,090	28.7%	62,779	60,311
Millennials	1981–1996	30–45 years	108,740	25.4%	55,024	53,716
Gen X	1965–1980	46–61 years	63,799	14.9%	31,296	32,503
Baby Boomers	1946–1964	62–80 years	29,420	6.9%	14,132	15,287
Silent Generation	1928–1945	81–98 years	2,986	0.7%	1,396	1,590
Greatest Generation	before 1928	99+ years	10	<0.1%	4	6
Total			428,644	100.0%	216,160	212,484

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

Belize Generations: Frequently Asked Questions

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

What is the largest generation in Belize?

Gen Z is the largest generation in Belize, with 123,090 people (28.7%).

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

Belize has 123,090 Gen Z, 108,740 Millennials and 29,420 Baby Boomers.

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

Gen Z is 28.7% of Belize, the 66th-highest Gen Z share of the 194 countries.

How do the youngest and oldest generations compare in Belize?

The youngest generations, Gen Alpha and Gen Beta, together number 100,599 in Belize, versus 2,996 in the oldest two, the Silent and Greatest generations.

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

Gen Z is 28.7% of Belize, compared with 24.7% worldwide.

Explore Generation Data by Country

Other countries in Latin America and the Caribbean. See all 194 countries →