Life Expectancy Calculator
Average years ahead and the population chance of reaching 80, 90 and 100 for your age and sex in the UK.
Tool 02 · 30 sec · Educational tool
Average age reached
84years
- Remaining years on average
- 43.9
- Chance of reaching 80
- 69%
- Chance of reaching 90
- 34%
- Chance of reaching 100
- 4%
- These are UK population averages for your age and sex, not a personal prediction.
Population chance of reaching each age
40100
Healthy habits shift your own odds. See the Lifestyle Assessment for where to start.
How this works
- Model
- UK period life expectancy (smoothed) (v1.0)
- Source
- Gompertz–Makeham curve fitted to ONS National life tables, UK 2018–2020 (life expectancy at birth and at 65). — reference
- Intended use
- Show population averages using age-conditional survival.
- Population
- UK residents
- Limitations
- Population averages, not a personal prediction.
- Period tables assume today's death rates continue; actual future rates will likely improve.
- Smoothed curve — individual ages may differ from the published table by a few months.
- Status
- Educational tool · methodology checked 3 November 2026
Educational self-assessment — not a diagnostic test. Results are based on published research and population data and can't account for everything about you. They are not a diagnosis and don't replace advice from a healthcare professional. If you're worried about your health, speak to your GP or call NHS 111.