Nigeria vs United States: What the Numbers Mean

Nigeria has a population of 230,800,000 and is growing at 2.41% per year.United States has a population of 349,035,000 and is growing at 0.50% per year. The difference between them is 118,235,000 people, with United States in the lead.

Population is more than a headcount. Nigeria has a density of 231 people per km² across 1,000,000 km², while United States has a density of 349 people per km² across 1,000,000 km². These figures shape how each country manages housing, infrastructure, and resources. For how these numbers are computed, see our Methodology page.