United States vs Nigeria: population comparison
Current population of United States
343,756,314
Live estimate, extrapolated from the latest official figures
- Births today
- 2,065
- Deaths today
- 1,753
- Change today (UTC)
- +1,018
Current population of Nigeria
242,935,504
Live estimate, extrapolated from the latest official figures
- Births today
- 4,400
- Deaths today
- 1,576
- Change today (UTC)
- +2,792
United States has a population of 341,784,857 and Nigeria has 237,527,782 (2025 estimates). United States is currently larger by 104,257,075 people — about 1.4 times Nigeria's population. They rank 3 and 6 in the world respectively.
Their trajectories differ: Nigeria grows at +2.06% per year versus +0.52% for United States. At current rates the balance between them keeps shifting.
Beyond size, the structures differ: Nigeria is the younger society (median age 18.1 vs 38.5); Nigeria is far more crowded at 250 people per km² against 37.
United States vs Nigeria population, 1960–2025
Side by side
| Indicator | United States | Nigeria |
|---|---|---|
| Population | 341,784,857 | 237,527,782 |
| Annual growth | +0.52% | +2.06% |
| Yearly change | +1,781,060 | +4,848,304 |
| Density (P/km²) | 37 | 250 |
| Land area (km²) | 9,147,420 | 910,770 |
| Median age | 38.5 yrs | 18.1 yrs |
| Fertility rate | 1.63 | 4.38 |
| Life expectancy | 78.9 yrs | 54.6 yrs |
| Urban population | 80% | 64% |
| World share | 4.16% | 2.89% |
| 2050 projection (UN) | 380,846,910 | 359,185,556 |
Latest World Bank estimates; median age and 2050 projections from UN WPP 2024. Full profiles: United States · Nigeria
United States vs Nigeria FAQ
Is United States bigger than Nigeria by population?
United States currently has the larger population: 341,784,857 versus 237,527,782 (2025 estimates) — a gap of 104.26 million people.
Which grows faster, United States or Nigeria?
Nigeria currently grows faster: +2.06% per year versus +0.52%.
How do United States and Nigeria compare in 2050?
UN medium-variant projections put United States at 380,846,910 and Nigeria at 359,185,556 in 2050.