The current metro area population of Preston in 2025 is 338,000, a 0.6% increase from 2024.

• The metro area population of Preston in 2024 was 336,000, a 0.6% increase from 2023.
• The metro area population of Preston in 2023 was 334,000, a 0.6% increase from 2022.
• The metro area population of Preston in 2022 was 332,000, a 0.61% increase from 2021.