A line chart shows the change in average age of U.S. vehicles. The average age of cars has risen from about 10 years in 2003 to nearly 14 years in 2023. Over the same period, he average age of light trucks rose from 9.4 years to nearly 12 years. The average of all U.S. vehicles in this time period rose from 9.6 years to 12.5 years.