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11.6% Increase in Electricity Customers to 5.83 Million in 2025

Latest Tanzania energy news · 11.6% Increase in Electricity Customers to 5.83 Million… explained · 2025 updates · updated Aug 20, 2026 · energy news · power · electricity

TLDR

  • Tanzania's electricity customer base is projected to increase by 11.6% to 5.83 million by 2025.
  • The Julius Nyerere Hydropower Project has made hydropower the dominant source of electricity, generating 63.85% of the National Grid's electricity in 2025.
  • The total installed electricity generation capacity in Tanzania rose by 34.1% from 2024 to 2025, reaching 4,093.74 megawatts.
  • Electricity generation increased by 16.1% to 13.89 million megawatt-hours in 2025 compared to 2024.
  • By December 2025, 85.5% of the population is expected to have access to electricity services.

Latest news excerpts & sources: 11.6% Increase in Electricity Customers to 5.83 Million…

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