Life Expectancy 2024 Uk. Period life expectancy is a metric that summarizes death rates across all age groups in one particular year. In the united kingdom of great britain and northern ireland, life expectancy at birth (years) has improved by 2.25 years from 77.9 years in 2000 to 80.1 years in 2021.

Chart and table of u.k. Ons has published data on life expectancy at birth and by age and sex.