Siheung, South Korea Metro Area Population (1950-2026)
The current metro area population of Siheung in 2026 is 452,000, a 0.22% increase from 2025.
- The metro area population of Siheung in 2025 was 451,000, a 0.45% increase from 2024.
- The metro area population of Siheung in 2024 was 449,000, a 0.45% increase from 2023.
- The metro area population of Siheung in 2023 was 447,000, a 0.45% increase from 2022.
The full historical dataset is available for download here: Siheung, South Korea Metro Population | Historical Data | 1950-2026.