The current metro area population of Knoxville in 2026 is 817,000, a 1.24% increase from 2025.

• The metro area population of Knoxville in 2025 was 807,000, a 1.38% increase from 2024.
• The metro area population of Knoxville in 2024 was 796,000, a 1.53% increase from 2023.
• The metro area population of Knoxville in 2023 was 784,000, a 1.69% increase from 2022.