Alajuela, Costa Rica Metro Area Population | Historical Data | Chart | 1950-2026

The current metro area population of Alajuela in 2026 is 444,000, a 2.07% increase from 2025.
  • The metro area population of Alajuela in 2025 was 435,000, a 2.35% increase from 2024.
  • The metro area population of Alajuela in 2024 was 425,000, a 3.16% increase from 2023.
  • The metro area population of Alajuela in 2023 was 412,000, a 3.52% increase from 2022.