The current metro area population of Omsk in 2025 is 1,181,000, a 0% increase from 2024.

• The metro area population of Omsk in 2024 was 1,181,000, a 0% increase from 2023.
• The metro area population of Omsk in 2023 was 1,181,000, a 0% increase from 2022.
• The metro area population of Omsk in 2022 was 1,181,000, a 0.08% decline from 2021.