The current metro area population of including City of Isabela in 2025 is 607,000, a 2.53% increase from 2024.

• The metro area population of including City of Isabela in 2024 was 592,000, a 2.42% increase from 2023.
• The metro area population of including City of Isabela in 2023 was 578,000, a 2.66% increase from 2022.
• The metro area population of including City of Isabela in 2022 was 563,000, a 2.74% increase from 2021.