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

Q: What is the largest generation in Croatia?

Baby Boomers are the largest generation in Croatia, with 908,550 people (23.8%).

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

Croatia has 649,776 Gen Z, 747,332 Millennials and 908,550 Baby Boomers.

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

Gen Z is 17.0% of Croatia, the 25th-lowest Gen Z share of the 194 countries.

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

The youngest generations, Gen Alpha and Gen Beta, together number 456,678 in Croatia, versus 200,772 in the oldest two, the Silent and Greatest generations.

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

Baby Boomers are 23.8% of Croatia, compared with 11.8% worldwide.

By Marko Visic · Updated October 19, 2026

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

In Croatia, Baby Boomers are the largest generation: 908,550 people, 23.8% of the population.

See the population pyramid for Croatia.

Gen Beta: 46,015 (1.2%)
Gen Alpha: 410,663 (10.7%)
Gen Z: 649,776 (17.0%)
Millennials: 747,332 (19.6%)
Gen X: 859,237 (22.5%)
Baby Boomers: 908,550 (23.8%)
Silent Generation: 199,098 (5.2%)
Greatest Generation: 1,674 (<0.1%)

3,822,345

people on 1 July 2026

23.8%

Baby Boomers, the largest generation

17.0%

Gen Z share, the 25th-lowest of the 194 countries

456,678

under 14 (Gen Alpha + Gen Beta)

200,772

aged 81+ (Silent + Greatest)

Generation Population Distribution - Croatia

Gen Beta: 1.2%

Gen Alpha: 10.7%

Gen Z: 17.0%

Millennials: 19.6%

Gen X: 22.5%

Baby Boomers: 23.8%

Silent Generation: 5.2%

Greatest Generation: <0.1%

Generation Breakdown by Population - Croatia

Total Population: 3,822,345

Generation	Birth Years	Age Range (2026)	Population	% of Total	Male	Female
Gen Beta	2025–2039	0–1 years	46,015	1.2%	23,678	22,338
Gen Alpha	2013–2024	2–13 years	410,663	10.7%	211,480	199,182
Gen Z	1997–2012	14–29 years	649,776	17.0%	333,965	315,812
Millennials	1981–1996	30–45 years	747,332	19.6%	381,343	365,988
Gen X	1965–1980	46–61 years	859,237	22.5%	425,820	433,416
Baby Boomers	1946–1964	62–80 years	908,550	23.8%	406,500	502,050
Silent Generation	1928–1945	81–98 years	199,098	5.2%	62,301	136,798
Greatest Generation	before 1928	99+ years	1,674	<0.1%	170	1,503
Total			3,822,345	100.0%	1,845,258	1,977,086

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).

Croatia Generations: Frequently Asked Questions

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

What is the largest generation in Croatia?

Baby Boomers are the largest generation in Croatia, with 908,550 people (23.8%).

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

Croatia has 649,776 Gen Z, 747,332 Millennials and 908,550 Baby Boomers.

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

Gen Z is 17.0% of Croatia, the 25th-lowest Gen Z share of the 194 countries.

How do the youngest and oldest generations compare in Croatia?

The youngest generations, Gen Alpha and Gen Beta, together number 456,678 in Croatia, versus 200,772 in the oldest two, the Silent and Greatest generations.

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

Baby Boomers are 23.8% of Croatia, compared with 11.8% worldwide.

Explore Generation Data by Country

Other countries in Europe. See all 194 countries →