What age has the largest population in us?

As of the most recent data, the age group with the largest population in the U.S. is typically around 1 year old. This trend is influenced by birth rates and demographic shifts, with a notable increase in the number of births in recent years. However, the specific age with the largest population can vary based on census data and demographic reports. For the most accurate and updated information, it's best to refer to the latest U.S. Census Bureau statistics.