Population Of Usa 2024 Today. With 332 million people calling it home, the united states of america is the third most populous country in the world. Despite decades of low fertility, canada’s population has been growing due to migration and an increase in the population age 65 and older, which more than doubled from.

The united states population reached 335.9 million people in dec 2023, compared with the previously reported figure of 334.2 million. The united states 2024 population is estimated at 345,426,571 people at mid year.