The current metro area population of Boise City in 2026 is 488,000, a 1.24% increase from 2025.

• The metro area population of Boise City in 2025 was 482,000, a 1.26% increase from 2024.
• The metro area population of Boise City in 2024 was 476,000, a 1.28% increase from 2023.
• The metro area population of Boise City in 2023 was 470,000, a 1.73% increase from 2022.