The current metro area population of Tianmen in 2025 is 1,001,000, a 2.35% increase from 2024.

• The metro area population of Tianmen in 2024 was 978,000, a 2.52% increase from 2023.
• The metro area population of Tianmen in 2023 was 954,000, a 2.91% increase from 2022.
• The metro area population of Tianmen in 2022 was 927,000, a 3.11% increase from 2021.