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

Q: What is the largest generation in Nigeria?

Gen Z is the largest generation in Nigeria, with 77,444,296 people (31.9%).

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

Nigeria has 77,444,296 Gen Z, 42,842,252 Millennials and 9,719,102 Baby Boomers.

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

Gen Z is 31.9% of Nigeria, the 14th-highest Gen Z share of the 194 countries.

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

The youngest generations, Gen Alpha and Gen Beta, together number 88,073,484 in Nigeria, versus 754,595 in the oldest two, the Silent and Greatest generations.

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

Gen Z is 31.9% of Nigeria, 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 Nigeria, Gen Z is the largest generation: 77,444,296 people, 31.9% of the population.

See the population pyramid for Nigeria.

Gen Beta: 10,830,638 (4.5%)
Gen Alpha: 77,242,846 (31.9%)
Gen Z: 77,444,296 (31.9%)
Millennials: 42,842,252 (17.7%)
Gen X: 23,598,102 (9.7%)
Baby Boomers: 9,719,102 (4.0%)
Silent Generation: 754,025 (0.3%)
Greatest Generation: 570 (<0.1%)

242,431,832

people on 1 July 2026

31.9%

Gen Z, the largest generation

31.9%

Gen Z share, the 14th-highest of the 194 countries

88,073,484

under 14 (Gen Alpha + Gen Beta)

754,595

aged 81+ (Silent + Greatest)

Generation Population Distribution - Nigeria

Gen Beta: 4.5%

Gen Alpha: 31.9%

Gen Z: 31.9%

Millennials: 17.7%

Gen X: 9.7%

Baby Boomers: 4.0%

Silent Generation: 0.3%

Greatest Generation: <0.1%

Generation Breakdown by Population - Nigeria

Total Population: 242,431,832

Generation	Birth Years	Age Range (2026)	Population	% of Total	Male	Female
Gen Beta	2025–2039	0–1 years	10,830,638	4.5%	5,492,795	5,337,843
Gen Alpha	2013–2024	2–13 years	77,242,846	31.9%	39,175,672	38,067,174
Gen Z	1997–2012	14–29 years	77,444,296	31.9%	39,441,228	38,003,069
Millennials	1981–1996	30–45 years	42,842,252	17.7%	21,753,202	21,089,050
Gen X	1965–1980	46–61 years	23,598,102	9.7%	11,826,725	11,771,378
Baby Boomers	1946–1964	62–80 years	9,719,102	4.0%	4,669,830	5,049,272
Silent Generation	1928–1945	81–98 years	754,025	0.3%	348,691	405,334
Greatest Generation	before 1928	99+ years	570	<0.1%	166	404
Total			242,431,832	100.0%	122,708,308	119,723,524

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).

Nigeria Generations: Frequently Asked Questions

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

What is the largest generation in Nigeria?

Gen Z is the largest generation in Nigeria, with 77,444,296 people (31.9%).

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

Nigeria has 77,444,296 Gen Z, 42,842,252 Millennials and 9,719,102 Baby Boomers.

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

Gen Z is 31.9% of Nigeria, the 14th-highest Gen Z share of the 194 countries.

How do the youngest and oldest generations compare in Nigeria?

The youngest generations, Gen Alpha and Gen Beta, together number 88,073,484 in Nigeria, versus 754,595 in the oldest two, the Silent and Greatest generations.

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

Gen Z is 31.9% of Nigeria, compared with 24.7% worldwide.

Explore Generation Data by Country

Other countries in Africa. See all 194 countries →