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

Q: What is the largest generation in Madagascar?

Gen Z is the largest generation in Madagascar, with 10,403,856 people (31.0%).

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

Madagascar has 10,403,856 Gen Z, 6,247,190 Millennials and 1,517,640 Baby Boomers.

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

Gen Z is 31.0% of Madagascar, the 29th-highest Gen Z share of the 194 countries.

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

The youngest generations, Gen Alpha and Gen Beta, together number 11,830,944 in Madagascar, versus 114,183 in the oldest two, the Silent and Greatest generations.

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

Gen Z is 31.0% of Madagascar, 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 Madagascar, Gen Z is the largest generation: 10,403,856 people, 31.0% of the population.

See the population pyramid for Madagascar.

Gen Beta: 1,479,890 (4.4%)
Gen Alpha: 10,351,054 (30.9%)
Gen Z: 10,403,856 (31.0%)
Millennials: 6,247,190 (18.6%)
Gen X: 3,408,238 (10.2%)
Baby Boomers: 1,517,640 (4.5%)
Silent Generation: 114,020 (0.3%)
Greatest Generation: 163 (<0.1%)

33,522,052

people on 1 July 2026

31.0%

Gen Z, the largest generation

31.0%

Gen Z share, the 29th-highest of the 194 countries

11,830,944

under 14 (Gen Alpha + Gen Beta)

114,183

aged 81+ (Silent + Greatest)

Generation Population Distribution - Madagascar

Gen Beta: 4.4%

Gen Alpha: 30.9%

Gen Z: 31.0%

Millennials: 18.6%

Gen X: 10.2%

Baby Boomers: 4.5%

Silent Generation: 0.3%

Greatest Generation: <0.1%

Generation Breakdown by Population - Madagascar

Total Population: 33,522,052

Generation	Birth Years	Age Range (2026)	Population	% of Total	Male	Female
Gen Beta	2025–2039	0–1 years	1,479,890	4.4%	750,894	728,995
Gen Alpha	2013–2024	2–13 years	10,351,054	30.9%	5,243,688	5,107,366
Gen Z	1997–2012	14–29 years	10,403,856	31.0%	5,241,792	5,162,064
Millennials	1981–1996	30–45 years	6,247,190	18.6%	3,127,135	3,120,055
Gen X	1965–1980	46–61 years	3,408,238	10.2%	1,682,234	1,726,004
Baby Boomers	1946–1964	62–80 years	1,517,640	4.5%	719,887	797,752
Silent Generation	1928–1945	81–98 years	114,020	0.3%	48,014	66,006
Greatest Generation	before 1928	99+ years	163	<0.1%	48	114
Total			33,522,052	100.0%	16,813,694	16,708,357

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).

Madagascar Generations: Frequently Asked Questions

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

What is the largest generation in Madagascar?

Gen Z is the largest generation in Madagascar, with 10,403,856 people (31.0%).

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

Madagascar has 10,403,856 Gen Z, 6,247,190 Millennials and 1,517,640 Baby Boomers.

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

Gen Z is 31.0% of Madagascar, the 29th-highest Gen Z share of the 194 countries.

How do the youngest and oldest generations compare in Madagascar?

The youngest generations, Gen Alpha and Gen Beta, together number 11,830,944 in Madagascar, versus 114,183 in the oldest two, the Silent and Greatest generations.

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

Gen Z is 31.0% of Madagascar, compared with 24.7% worldwide.

Explore Generation Data by Country

Other countries in Africa. See all 194 countries →