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

Q: What is the largest generation in Guinea?

Gen Alpha is the largest generation in Guinea, with 4,963,790 people (32.1%).

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

Guinea has 4,838,223 Gen Z, 2,866,810 Millennials and 668,376 Baby Boomers.

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

Gen Z is 31.3% of Guinea, the 24th-highest Gen Z share of the 194 countries.

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

The youngest generations, Gen Alpha and Gen Beta, together number 5,665,219 in Guinea, versus 67,738 in the oldest two, the Silent and Greatest generations.

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

Gen Alpha is 32.1% of Guinea, compared with 19.3% worldwide.

By Marko Visic · Updated October 19, 2026

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

In Guinea, Gen Alpha is the largest generation: 4,963,790 people, 32.1% of the population.

See the population pyramid for Guinea.

Gen Beta: 701,429 (4.5%)
Gen Alpha: 4,963,790 (32.1%)
Gen Z: 4,838,223 (31.3%)
Millennials: 2,866,810 (18.6%)
Gen X: 1,335,625 (8.6%)
Baby Boomers: 668,376 (4.3%)
Silent Generation: 67,644 (0.4%)
Greatest Generation: 94 (<0.1%)

15,441,992

people on 1 July 2026

32.1%

Gen Alpha, the largest generation

31.3%

Gen Z share, the 24th-highest of the 194 countries

5,665,219

under 14 (Gen Alpha + Gen Beta)

67,738

aged 81+ (Silent + Greatest)

Generation Population Distribution - Guinea

Gen Beta: 4.5%

Gen Alpha: 32.1%

Gen Z: 31.3%

Millennials: 18.6%

Gen X: 8.6%

Baby Boomers: 4.3%

Silent Generation: 0.4%

Greatest Generation: <0.1%

Generation Breakdown by Population - Guinea

Total Population: 15,441,992

Generation	Birth Years	Age Range (2026)	Population	% of Total	Male	Female
Gen Beta	2025–2039	0–1 years	701,429	4.5%	356,634	344,794
Gen Alpha	2013–2024	2–13 years	4,963,790	32.1%	2,517,154	2,446,635
Gen Z	1997–2012	14–29 years	4,838,223	31.3%	2,445,737	2,392,486
Millennials	1981–1996	30–45 years	2,866,810	18.6%	1,410,802	1,456,009
Gen X	1965–1980	46–61 years	1,335,625	8.6%	606,168	729,457
Baby Boomers	1946–1964	62–80 years	668,376	4.3%	289,219	379,157
Silent Generation	1928–1945	81–98 years	67,644	0.4%	26,810	40,834
Greatest Generation	before 1928	99+ years	94	<0.1%	20	74
Total			15,441,992	100.0%	7,652,545	7,789,448

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).

Guinea Generations: Frequently Asked Questions

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

What is the largest generation in Guinea?

Gen Alpha is the largest generation in Guinea, with 4,963,790 people (32.1%).

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

Guinea has 4,838,223 Gen Z, 2,866,810 Millennials and 668,376 Baby Boomers.

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

Gen Z is 31.3% of Guinea, the 24th-highest Gen Z share of the 194 countries.

How do the youngest and oldest generations compare in Guinea?

The youngest generations, Gen Alpha and Gen Beta, together number 5,665,219 in Guinea, versus 67,738 in the oldest two, the Silent and Greatest generations.

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

Gen Alpha is 32.1% of Guinea, compared with 19.3% worldwide.

Explore Generation Data by Country

Other countries in Africa. See all 194 countries →