The current metro area population of Niamey in 2026 is 1,633,000, a 4.61% increase from 2025.

• The metro area population of Niamey in 2025 was 1,561,000, a 4.34% increase from 2024.
• The metro area population of Niamey in 2024 was 1,496,000, a 4.11% increase from 2023.
• The metro area population of Niamey in 2023 was 1,437,000, a 3.83% increase from 2022.