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

Q: What is the largest generation in Costa Rica?

Millennials are the largest generation in Costa Rica, with 1,293,824 people (25.0%).

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

Costa Rica has 1,186,054 Gen Z, 1,293,824 Millennials and 745,284 Baby Boomers.

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

Gen Z is 22.9% of Costa Rica, the 78th-lowest Gen Z share of the 194 countries.

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

The youngest generations, Gen Alpha and Gen Beta, together number 815,378 in Costa Rica, versus 137,369 in the oldest two, the Silent and Greatest generations.

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

Millennials are 25.0% of Costa Rica, compared with 22.5% worldwide.

By Marko Visic · Updated October 19, 2026

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

In Costa Rica, Millennials are the largest generation: 1,293,824 people, 25.0% of the population.

See the population pyramid for Costa Rica.

Gen Beta: 75,351 (1.5%)
Gen Alpha: 740,027 (14.3%)
Gen Z: 1,186,054 (22.9%)
Millennials: 1,293,824 (25.0%)
Gen X: 996,880 (19.3%)
Baby Boomers: 745,284 (14.4%)
Silent Generation: 135,691 (2.6%)
Greatest Generation: 1,678 (<0.1%)

5,174,789

people on 1 July 2026

25.0%

Millennials, the largest generation

22.9%

Gen Z share, the 78th-lowest of the 194 countries

815,378

under 14 (Gen Alpha + Gen Beta)

137,369

aged 81+ (Silent + Greatest)

Generation Population Distribution - Costa Rica

Gen Beta: 1.5%

Gen Alpha: 14.3%

Gen Z: 22.9%

Millennials: 25.0%

Gen X: 19.3%

Baby Boomers: 14.4%

Silent Generation: 2.6%

Greatest Generation: <0.1%

Generation Breakdown by Population - Costa Rica

Total Population: 5,174,789

Generation	Birth Years	Age Range (2026)	Population	% of Total	Male	Female
Gen Beta	2025–2039	0–1 years	75,351	1.5%	38,507	36,844
Gen Alpha	2013–2024	2–13 years	740,027	14.3%	377,859	362,168
Gen Z	1997–2012	14–29 years	1,186,054	22.9%	604,510	581,545
Millennials	1981–1996	30–45 years	1,293,824	25.0%	651,380	642,443
Gen X	1965–1980	46–61 years	996,880	19.3%	480,613	516,268
Baby Boomers	1946–1964	62–80 years	745,284	14.4%	348,192	397,092
Silent Generation	1928–1945	81–98 years	135,691	2.6%	54,652	81,039
Greatest Generation	before 1928	99+ years	1,678	<0.1%	322	1,355
Total			5,174,789	100.0%	2,556,036	2,618,752

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).

Costa Rica Generations: Frequently Asked Questions

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

What is the largest generation in Costa Rica?

Millennials are the largest generation in Costa Rica, with 1,293,824 people (25.0%).

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

Costa Rica has 1,186,054 Gen Z, 1,293,824 Millennials and 745,284 Baby Boomers.

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

Gen Z is 22.9% of Costa Rica, the 78th-lowest Gen Z share of the 194 countries.

How do the youngest and oldest generations compare in Costa Rica?

The youngest generations, Gen Alpha and Gen Beta, together number 815,378 in Costa Rica, versus 137,369 in the oldest two, the Silent and Greatest generations.

How does the largest generation in Costa Rica compare with the world?

Millennials are 25.0% of Costa Rica, compared with 22.5% worldwide.

Explore Generation Data by Country

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