The current metro area population of Karbala in 2026 is 635,000, a 2.75% increase from 2025.

• The metro area population of Karbala in 2025 was 618,000, a 2.49% increase from 2024.
• The metro area population of Karbala in 2024 was 603,000, a 2.38% increase from 2023.
• The metro area population of Karbala in 2023 was 589,000, a 2.08% increase from 2022.