---
title: "Republic of the Congo — capital, area, population and currency"
description: "Republic of the Congo: capital Brazzaville, area 342,000 km², population 6,484,437 (2025), currency Central African CFA franc. Languages, time zones and calling code"
url: https://atoneplace.net/country/republic-of-the-congo/
site: "At One Place"
---

# Republic of the Congo

**Republic of the Congo: Capital Brazzaville**

342,000 km² · 6,484,437 people (2025) · Central African CFA franc

Around two-thirds of the country is rainforest, and much of the north sits on the Cuvette Centrale peatland — the largest tropical peat complex known, holding roughly thirty billion tonnes of carbon. The Congo River forms much of its eastern edge.

## The facts

- **Capital:** Brazzaville
- **Area:** 342,000 km² — 132,047 sq mi
- **Population:** 6,484,437 (2025)
- **Density:** 19.0 people per km²
- **Currency:** Central African CFA franc (XAF, Fr)
- **Official languages:** French, Kikongo, Lingala
- **Time zone:** UTC+01:00
- **Calling code:** +242
- **Drives on the:** right
- **ISO codes:** CG · COG
- **Continent:** Africa

## How it compares

- **By area:** 64 of 200
- **By population:** 111 of 200

> Population is the only figure on this page that dates — it is a 2025 estimate and will drift. Area, capital, currency, languages, calling code and driving side change rarely or never.

## Countries of a similar size

| Country | Area (km²) | Population |
| --- | --- | --- |
| Japan | 377,915 | 123,366,734 |
| Germany | 357,022 | 83,491,249 |
| Republic of the Congo ← | 342,000 | 6,484,437 |
| Finland | 338,145 | 5,646,436 |
| Vietnam | 331,210 | 101,598,527 |

## Common questions

### What is the capital of Republic of the Congo?

Brazzaville

### What currency does Republic of the Congo use?

The Central African CFA franc (XAF).

### How big is Republic of the Congo?

342,000 km², or 132,047 square miles — 64 of 200 by area.

### Which side of the road does Republic of the Congo drive on?

The right.

## Related pages

- [Japan](https://atoneplace.net/country/japan/)
- [Germany](https://atoneplace.net/country/germany/)
- [Finland](https://atoneplace.net/country/finland/)
- [Vietnam](https://atoneplace.net/country/vietnam/)
- [Nigeria](https://atoneplace.net/country/nigeria/)
- [Ethiopia](https://atoneplace.net/country/ethiopia/)
- [Egypt](https://atoneplace.net/country/egypt/)
- [Democratic Republic of the Congo](https://atoneplace.net/country/democratic-republic-of-the-congo/)
- [Tanzania](https://atoneplace.net/country/tanzania/)
- [South Africa](https://atoneplace.net/country/south-africa/)
- [Kenya](https://atoneplace.net/country/kenya/)
- [Sudan](https://atoneplace.net/country/sudan/)

## Sources

- The World Factbook — Central Intelligence Agency (https://www.cia.gov/the-world-factbook/) [Public domain (US Government)]
- World Bank Open Data — The World Bank (https://data.worldbank.org/) [CC BY 4.0]