The current metro area population of Tirunelveli in 2026 is 629,000, a 2.11% increase from 2025.

• The metro area population of Tirunelveli in 2025 was 616,000, a 1.99% increase from 2024.
• The metro area population of Tirunelveli in 2024 was 604,000, a 1.85% increase from 2023.
• The metro area population of Tirunelveli in 2023 was 593,000, a 1.72% increase from 2022.