The current metro area population of Gaya in 2025 is 624,000, a 2.13% increase from 2024.

• The metro area population of Gaya in 2024 was 611,000, a 2.17% increase from 2023.
• The metro area population of Gaya in 2023 was 598,000, a 1.87% increase from 2022.
• The metro area population of Gaya in 2022 was 587,000, a 1.91% increase from 2021.