The current metro area population of Modesto in 2025 is 431,000, a 0.94% increase from 2024.

• The metro area population of Modesto in 2024 was 427,000, a 1.18% increase from 2023.
• The metro area population of Modesto in 2023 was 422,000, a 0.96% increase from 2022.
• The metro area population of Modesto in 2022 was 418,000, a 0.97% increase from 2021.