The current metro area population of Cochin in 2025 is 3,605,000, a 2.79% increase from 2024.

• The metro area population of Cochin in 2024 was 3,507,000, a 2.97% increase from 2023.
• The metro area population of Cochin in 2023 was 3,406,000, a 3.18% increase from 2022.
• The metro area population of Cochin in 2022 was 3,301,000, a 3.38% increase from 2021.