The current metro area population of Gaoyou in 2025 is 592,000, a 2.42% increase from 2024.

• The metro area population of Gaoyou in 2024 was 578,000, a 2.85% increase from 2023.
• The metro area population of Gaoyou in 2023 was 562,000, a 3.12% increase from 2022.
• The metro area population of Gaoyou in 2022 was 545,000, a 3.42% increase from 2021.