Verified List of Banks in Sao Tome and Principe (2026 Update)

Sao Tome and Principe's banking sector, as tracked by Bankinfobook, consists of 6 verified institutions. The directory below reflects primary-source verification completed during our 2026 review cycle, covering Sao Tome and the surrounding region.

Sao Tome and Principe reports a public debt-to-GDP ratio of approximately 46.6%, against an unemployment rate of 9.10%. Foreign exchange reserves equal roughly 0.52% of GDP, indicating a limited external liquidity buffer relative to economic output. The average income level sits at approximately 265.00 USD, relevant context alongside the country's banking infrastructure. Sao Tome and Principe's largest commercial bank is Internacional Bank.

Direct SWIFT/BIC connectivity across Sao Tome and Principe's banking sector runs at approximately 100%, an 'Integrated' rating on our Financial Connectivity Index.