The current metro area population of Tehuacan in 2025 is 367,000, a 1.38% increase from 2024.

• The metro area population of Tehuacan in 2024 was 362,000, a 1.4% increase from 2023.
• The metro area population of Tehuacan in 2023 was 357,000, a 1.42% increase from 2022.
• The metro area population of Tehuacan in 2022 was 352,000, a 1.44% increase from 2021.