The current metro area population of Chittagong in 2026 is 5,798,000, a 2.57% increase from 2025.

• The metro area population of Chittagong in 2025 was 5,653,000, a 2.52% increase from 2024.
• The metro area population of Chittagong in 2024 was 5,514,000, a 2.49% increase from 2023.
• The metro area population of Chittagong in 2023 was 5,380,000, a 2.42% increase from 2022.