The current metro area population of Xinzheng in 2025 is 500,000, a 2.04% increase from 2024.

• The metro area population of Xinzheng in 2024 was 490,000, a 2.3% increase from 2023.
• The metro area population of Xinzheng in 2023 was 479,000, a 2.35% increase from 2022.
• The metro area population of Xinzheng in 2022 was 468,000, a 2.63% increase from 2021.