The current metro area population of Tongchuan in 2025 is 597,000, a 1.7% increase from 2024.

• The metro area population of Tongchuan in 2024 was 587,000, a 1.73% increase from 2023.
• The metro area population of Tongchuan in 2023 was 577,000, a 1.76% increase from 2022.
• The metro area population of Tongchuan in 2022 was 567,000, a 1.98% increase from 2021.