The current metro area population of Kisumu in 2025 is 422,000, a 3.69% increase from 2024.

• The metro area population of Kisumu in 2024 was 407,000, a 3.83% increase from 2023.
• The metro area population of Kisumu in 2023 was 392,000, a 3.43% increase from 2022.
• The metro area population of Kisumu in 2022 was 379,000, a 3.27% increase from 2021.