The current metro area population of Jiayuguan in 2025 is 397,000, a 2.58% increase from 2024.

• The metro area population of Jiayuguan in 2024 was 387,000, a 2.93% increase from 2023.
• The metro area population of Jiayuguan in 2023 was 376,000, a 3.3% increase from 2022.
• The metro area population of Jiayuguan in 2022 was 364,000, a 4% increase from 2021.