Bulgaria vs Republic of the Congo: What the Numbers Mean

Bulgaria has a population of 6,433,302 and is growing at 0.87% per year.Republic of the Congo has a population of 6,484,437 and is growing at 0.87% per year. The difference between them is 51,135 people, with Republic of the Congo in the lead.

Population is more than a headcount. Bulgaria has a density of 58 people per km² across 110,879 km², while Republic of the Congo has a density of 19 people per km² across 342,000 km². These figures shape how each country manages housing, infrastructure, and resources. For how these numbers are computed, see our Methodology page.