What Is The Population Of Mexico City 2024 Population. The population of mexico is expected to increase from 129 million people in 2020 to 157 million in 2062 from 2062, the population will decline and reach 142 million by 2100. In 1950 , the population of mexico city was 3,365,081.
The metro area population of mexico city in 2023 was 22,281,000, a 0.89%. The city’s population has increased by an incredible 544% since 1950!