The current metro area population of Rosario in 2025 is 1,631,000, a 1.12% increase from 2024.

• The metro area population of Rosario in 2024 was 1,613,000, a 1.19% increase from 2023.
• The metro area population of Rosario in 2023 was 1,594,000, a 1.27% increase from 2022.
• The metro area population of Rosario in 2022 was 1,574,000, a 1.29% increase from 2021.