The current metro area population of Changshu in 2025 is 1,124,000, a 2.74% increase from 2024.

• The metro area population of Changshu in 2024 was 1,094,000, a 3.21% increase from 2023.
• The metro area population of Changshu in 2023 was 1,060,000, a 3.72% increase from 2022.
• The metro area population of Changshu in 2022 was 1,022,000, a 4.07% increase from 2021.