The current metro area population of Rockford in 2026 is 339,000, a 0.89% increase from 2025.

• The metro area population of Rockford in 2025 was 336,000, a 0.9% increase from 2024.
• The metro area population of Rockford in 2024 was 333,000, a 0.91% increase from 2023.
• The metro area population of Rockford in 2023 was 330,000, a 0.61% increase from 2022.