The current metro area population of Haining in 2025 is 596,000, a 2.05% increase from 2024.

• The metro area population of Haining in 2024 was 584,000, a 2.28% increase from 2023.
• The metro area population of Haining in 2023 was 571,000, a 2.51% increase from 2022.
• The metro area population of Haining in 2022 was 557,000, a 2.77% increase from 2021.