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Updated: September 21, 2026
What changed?

September 21, 2026
Porto-Novo’s capital history, timeline, and landmark information were updated with more precise details.

🇧🇯 Benin

Capital: Porto-Novo

Porto-Novo – The Official Capital of Benin

Porto-Novo is the official capital of Benin and one of the country’s main centers of history and culture. Historically known as Hogbonu, the city developed from a kingdom founded by Aja princes from Allada and later grew through regional and Atlantic trade. Porto-Novo retains the country’s capital status, while Cotonou is the larger economic center and the main seat of government activity.

📜 Timeline of Porto-Novo

16th Century: Hogbonu, later known as Porto-Novo, developed as a kingdom founded by Aja princes from Allada.

18th Century: Porto-Novo expanded as a trading center, benefiting from its access to Atlantic trade routes and its connections with the Oyo Kingdom.

1863: King Soji signed a French protectorate treaty.

1882: King Toffa I signed another protectorate agreement with France, followed by the establishment of French colonial administration.

1894: France established the Colony of Dahomey, with Porto-Novo serving as its capital.

1960: Dahomey gained independence, and Porto-Novo’s status as the national capital was retained.

Today: Porto-Novo remains Benin’s official capital and is home to institutions including the National Assembly and Supreme Court, while many executive government functions are based in Cotonou.

📊 Quick Stats

Founded

16th Century

Language

French (official); Gun and Yoruba widely spoken

Currency

West African CFA franc (XOF)

Geography

Southeastern Benin, near the Porto-Novo Lagoon

Time Zone

West Africa Time (WAT, UTC+1)

Calling Code

+229

Driving Side

Right-hand traffic

🏛️ Iconic Landmarks

Honmè Museum

Set in the former royal palace associated with King Toffa I, the museum preserves objects and spaces connected with the history of the Kingdom of Porto-Novo.

Alexandre Sènou Adandé Ethnographic Museum

A museum devoted to Beninese traditions, with collections relating to local customs, religious practices, ceremonial objects, and everyday life.

Great Mosque of Porto-Novo

One of the city’s best-known architectural landmarks, noted for its distinctive Afro-Brazilian design.

Did you know? Porto-Novo’s architecture includes traditional, colonial, and Afro-Brazilian influences. The Great Mosque is one of the city’s most recognizable examples of Afro-Brazilian architecture. 🌍

Porto-Novo’s royal history, museums, religious buildings, and government institutions reflect its long role in Benin’s political and cultural life. Although much of the country’s executive and commercial activity is concentrated in Cotonou, Porto-Novo remains the official national capital.

📖 Sources & References

References provide official information about Porto-Novo’s history, capital status, and cultural landmarks.