The current metro area population of Posadas in 2026 is 425,000, a 1.19% increase from 2025.

• The metro area population of Posadas in 2025 was 420,000, a 1.2% increase from 2024.
• The metro area population of Posadas in 2024 was 415,000, a 1.47% increase from 2023.
• The metro area population of Posadas in 2023 was 409,000, a 1.49% increase from 2022.