The current life expectancy for U.S. in 2019 is 78.87 years, a 0.08% increase from 2018. The life expectancy for U.S. in 2018 was 78.81 years, a 0.03% decline from 2017. The life expectancy for U.S. in 2017 was 78.84 years, a 0.03% decline from 2016. The life expectancy for U.S. in 2016 was 78.86 years, a 0.03% decline from 2015.