Indonesia Generation Breakdown 2026: How Many Millennials, Gen Z, and Boomers?
In Indonesia, Gen Z is the largest generation: 73,236,762 people, 25.4% of the population.
Population on 1 July 2026, UN World Population Prospects 2024 (medium variant). See the population pyramid for Indonesia.
- Gen Beta — 6,549,991 (2.3%)
- Gen Alpha — 54,704,874 (19.0%)
- Gen Z — 73,236,762 (25.4%)
- Millennials — 67,224,460 (23.4%)
- Gen X — 55,126,483 (19.1%)
- Baby Boomers — 28,129,485 (9.8%)
- Silent Generation — 2,909,670 (1.0%)
- Greatest Generation — 5,058 (<0.1%)
Generation Population Distribution - Indonesia
Generation Breakdown by Population - Indonesia
Total Population: 287,886,782
| Generation | Birth Years | Age Range (2026) | Population | % of Total | Male | Female |
|---|---|---|---|---|---|---|
Gen Beta | 2025–2039 | 0–1 years | 6,549,991 | 2.3% | 3,365,625 | 3,184,366 |
Gen Alpha | 2013–2024 | 2–13 years | 54,704,874 | 19.0% | 28,080,708 | 26,624,166 |
Gen Z | 1997–2012 | 14–29 years | 73,236,762 | 25.4% | 37,532,308 | 35,704,454 |
Millennials | 1981–1996 | 30–45 years | 67,224,460 | 23.4% | 34,306,820 | 32,917,640 |
Gen X | 1965–1980 | 46–61 years | 55,126,483 | 19.1% | 27,441,956 | 27,684,528 |
Baby Boomers | 1946–1964 | 62–80 years | 28,129,485 | 9.8% | 12,864,622 | 15,264,862 |
Silent Generation | 1928–1945 | 81–98 years | 2,909,670 | 1.0% | 1,017,025 | 1,892,645 |
Greatest Generation | before 1928 | 99+ years | 5,058 | <0.1% | 1,179 | 3,878 |
| Total | 287,886,782 | 100.0% | 144,610,243 | 143,276,540 | ||
Population on 1 July 2026, UN World Population Prospects 2024 (medium variant). Generation definitions: Pew Research Center (Silent–Gen Z); McCrindle Research (Gen Alpha, Gen Beta).
Indonesia Generations: Frequently Asked Questions
Population on 1 July 2026, UN World Population Prospects 2024 (medium variant).
What is the largest generation in Indonesia?
Gen Z is the largest generation in Indonesia, with 73,236,762 people (25.4%).
How many Gen Z, Millennials and Baby Boomers are in Indonesia?
Indonesia has 73,236,762 Gen Z, 67,224,460 Millennials and 28,129,485 Baby Boomers.
What share of Indonesia is Gen Z, and how does it rank?
Gen Z is 25.4% of Indonesia, the 96th-lowest Gen Z share of the 194 countries.
How do the youngest and oldest generations compare in Indonesia?
The youngest generations, Gen Alpha and Gen Beta, together number 61,254,865 in Indonesia, versus 2,914,728 in the oldest two, the Silent and Greatest generations.
How does the largest generation in Indonesia compare with the world?
Gen Z is 25.4% of Indonesia, compared with 24.7% worldwide.
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