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Population · Africa · 2025 data

Flag of Republic of the CongoRepublic of the Congo Population

Republic of the Congo had a population of 6.48 million in 2025, ranking #110 of 216 countries and territories (0.08% of the world). The population grew by 27.2% over the past ten years.

6.48 million
Population (2025) · #110
+2.36%
Annual growth
19
People per km²
64%
Live in cities

Population of Republic of the Congo, 1960–2025

Values in millions · World Bank Open Data (CC BY 4.0)

Population by year (table)
YearPopulationChange
20256,484,437+2.39%
20246,332,961+2.43%
20236,182,885+2.45%
20226,035,104+2.43%
20215,892,183+2.42%
20205,752,791+2.42%
20195,616,661+2.44%
20185,483,118+2.47%
20175,351,011+2.46%
20165,222,536+2.45%
20155,097,581+2.45%
20144,975,880+2.45%
20134,857,099+2.46%
20124,740,450+2.84%
20114,609,724+3.30%
20104,462,290+4.23%
20094,281,219+4.08%
20084,113,517+3.34%
20073,980,430+3.73%
20063,837,409+3.81%
20053,696,393+3.67%
20043,565,554+3.48%
20033,445,753+2.83%
20023,350,771+2.39%
20013,272,537+3.85%
20003,151,345+3.91%
19993,032,874+2.74%
19982,952,061+2.22%
19972,887,862+2.16%
19962,826,785+2.81%
19952,749,461+2.85%
19942,673,144+3.01%
19932,595,124+3.00%
19922,519,465+2.87%
19912,449,229+2.88%
19902,380,560+2.90%
19892,313,558+2.93%
19882,247,653+2.94%
19872,183,473+2.96%
19862,120,602+2.98%
19852,059,311+2.99%
19841,999,528+2.52%
19831,950,321+2.09%
19821,910,430+2.18%
19811,869,759+2.23%
19801,828,985+2.26%
19791,788,524+2.31%
19781,748,089+2.37%
19771,707,568+2.42%
19761,667,225+2.47%
19751,627,032+2.83%
19741,582,301+3.17%
19731,533,680+3.18%
19721,486,468+3.15%
19711,441,039+3.11%
19701,397,638+3.06%
19691,356,182+3.01%
19681,316,519+2.96%
19671,278,691+2.91%
19661,242,534+2.87%
19651,207,880+2.81%
19641,174,816+2.76%
19631,143,263+2.70%
19621,113,175+2.65%
19611,084,389+2.62%
19601,056,732—

Demographics of Republic of the Congo

66.0
Life expectancy (years)
4.11
Births per woman (above replacement)
3.1%
Aged 65 and over
20.9 years
Median age

Ethnic groups

Kongo (Bakongo) 40.5%, Teke 16.9%, Mbochi 13.1%, foreigner 8.2%, Sangha 5.6%, Mbere/Mbeti/Kele 4.4%, Punu 4.3%, Pygmy 1.6%, Oubanguiens 1.6%, Duma 1.5%, Makaa 1.3%, other and unspecified 1% (2014-15 est.)

Languages

French (official), French Lingala and Monokutuba (trade languages), many local languages and dialects (of which Kikongo is the most widespread)

Religions

Roman Catholic 33.1%, Awakening Churches/Christian Revival 22.3%, Protestant 19.9%, Salutiste 2.2%, Muslim 1.6%, Kimbanguist 1.5%, other 8.1%, none 11.3% (2007 est.)

Where people live

Urban population: 69.2% of total population (2023).

Largest cities

1
Brazzaville Capital
2.6 million
2
Pointe-Noire
1.3 million

Republic of the Congo and its neighbours

#110Flag of Republic of the Congo6.5 million
#15Flag of DR Congo112.8 million
#39Flag of Angola39.0 million
#51Flag of Cameroon29.9 million
#142Flag of Gabon2.6 million

Frequently asked questions about the population of Republic of the Congo

What is the population of Republic of the Congo?

Republic of the Congo had a population of 6.48 million in 2025, ranking #110 of 216 countries and territories (0.08% of the world).

Is the population of Republic of the Congo growing?

Yes. The population grew by 27.2% over the past ten years. Annual growth in 2025: 2.36%.

How has the population of Republic of the Congo changed since 1960?

It has grown 6.1-fold, from 1.06 million in 1960 to 6.48 million in 2025.

How densely populated is Republic of the Congo?

About 19 people per km² of land (2024).

What is the largest city in Republic of the Congo?

Brazzaville — about 2.6 million people in its urban area, and it is also the capital.

Population and demographics: World Bank Open Data (CC BY 4.0). Cities, ethnic groups, languages and religions: CIA World Factbook (public domain).