By combining the The BLS (U.S. Bureau of Labor Statistics) spending data and the lifespan data from the WHO (World Health Organization) or SSA (Social Security Administration); we can calculate how much the US average household will spend in their lifetime. The average 25 year old will spend $3,819,103 in his/her lifetime. This assumes the average person lives until 85 years old and spending habits correspond to the 2019 BLS spending data and there is no inflation. With the same assumptions, the average 45 year old will spend $2,498,923 and the average 65 year old will spend $1,030,723. Lifetime Spending with Inflation The Historic US Inflation Rate has been around 2.25% (https://www.multpl.com/inflation). Age Average Lifetime Spending With 2.25% annual inflation 25 $3,819,103 $7,760,036 45 $2,498,923 $6,081,902 65 $1,030,723 $3,201,717 The numbers reflect the impact of 2.25% inflation. Even though historically 2.25% annual inflation occurred, it doesn't mean ...