The current metro area population of Treviso in 2025 is 386,000, a 0.52% increase from 2024.

• The metro area population of Treviso in 2024 was 384,000, a 0.52% increase from 2023.
• The metro area population of Treviso in 2023 was 382,000, a 0.53% increase from 2022.
• The metro area population of Treviso in 2022 was 380,000, a 0.8% increase from 2021.