The current metro area population of Taian, Shandong in 2025 is 1,467,000, a 1.73% increase from 2024.

• The metro area population of Taian, Shandong in 2024 was 1,442,000, a 1.84% increase from 2023.
• The metro area population of Taian, Shandong in 2023 was 1,416,000, a 1.87% increase from 2022.
• The metro area population of Taian, Shandong in 2022 was 1,390,000, a 1.91% increase from 2021.