The current metro area population of Salerno in 2025 is 423,000, a 0.24% increase from 2024.

• The metro area population of Salerno in 2024 was 422,000, a 0.24% increase from 2023.
• The metro area population of Salerno in 2023 was 421,000, a 0% increase from 2022.
• The metro area population of Salerno in 2022 was 421,000, a 0.24% increase from 2021.