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

In South Sudan, Gen Z is the largest generation: 4,315,770 people, 34.7% of the population.

Population on 1 July 2026, UN World Population Prospects 2024 (medium variant). See the population pyramid for South Sudan.

  • Gen Beta — 511,479 (4.1%)
  • Gen Alpha — 3,590,206 (28.9%)
  • Gen Z — 4,315,770 (34.7%)
  • Millennials — 1,944,620 (15.6%)
  • Gen X — 1,507,542 (12.1%)
  • Baby Boomers — 529,528 (4.3%)
  • Silent Generation — 36,882 (0.3%)
  • Greatest Generation — 11 (<0.1%)
12,436,037
people on 1 July 2026
34.7%
Gen Z — the largest generation
34.7%
Gen Z share, the 2nd-highest of the 194 countries
4,101,685
under 14 (Gen Alpha + Gen Beta)
36,893
aged 81+ (Silent + Greatest)

Generation Population Distribution - South Sudan

Gen Beta: 4.1%
Gen Alpha: 28.9%
Gen Z: 34.7%
Millennials: 15.6%
Gen X: 12.1%
Baby Boomers: 4.3%
Silent Generation: 0.3%
Greatest Generation: <0.1%

Generation Breakdown by Population - South Sudan

Total Population: 12,436,037

GenerationBirth YearsAge Range (2026)Population% of TotalMaleFemale
Gen Beta
2025–20390–1 years511,4794.1%259,167252,312
Gen Alpha
2013–20242–13 years3,590,20628.9%1,813,6351,776,572
Gen Z
1997–201214–29 years4,315,77034.7%2,169,7862,145,983
Millennials
1981–199630–45 years1,944,62015.6%932,0841,012,535
Gen X
1965–198046–61 years1,507,54212.1%698,716808,826
Baby Boomers
1946–196462–80 years529,5284.3%228,666300,862
Silent Generation
1928–194581–98 years36,8820.3%12,93323,949
Greatest Generation
before 192899+ years11<0.1%56
Total12,436,037100.0%6,114,9926,321,045

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).

South Sudan Generations: Frequently Asked Questions

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

What is the largest generation in South Sudan?

Gen Z is the largest generation in South Sudan, with 4,315,770 people (34.7%).

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

South Sudan has 4,315,770 Gen Z, 1,944,620 Millennials and 529,528 Baby Boomers.

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

Gen Z is 34.7% of South Sudan, the 2nd-highest Gen Z share of the 194 countries.

How do the youngest and oldest generations compare in South Sudan?

The youngest generations, Gen Alpha and Gen Beta, together number 4,101,685 in South Sudan, versus 36,893 in the oldest two, the Silent and Greatest generations.

How does the largest generation in South Sudan compare with the world?

Gen Z is 34.7% of South Sudan, compared with 24.7% worldwide.

Explore Generation Data by Country

Compare generation sizes across 194 countries. See how many Millennials, Gen Z, Boomers, and other generations live in each country on UN population data.