The current metro area population of Bahia Blanca in 2025 is 327,000, a 0.62% increase from 2024.

• The metro area population of Bahia Blanca in 2024 was 325,000, a 0.93% increase from 2023.
• The metro area population of Bahia Blanca in 2023 was 322,000, a 0.63% increase from 2022.
• The metro area population of Bahia Blanca in 2022 was 320,000, a 0.63% increase from 2021.