Age Calculator

If you were born in 1947

If you were born in 1947, you turn 79 during 2026. You are 78 until your birthday in 2026, then 79 afterwards. Enter your date of birth below for your exact age.

Enter values above to calculate.

The age you reach during a calendar year is that year minus your birth year: 2026 − 1947 = 79. You are one year younger until your birthday falls, then you are 79 for the rest of 2026.

Someone born in 1947 belongs to the Baby Boomer generation, and at 79 is well past State Pension age; ONS life tables put average life expectancy at 65 at roughly 19 years for men and 21 for women.

Age by calendar year for a 1947 birth year:

Calendar yearAge someone born in 1947 reaches
2026turns 79
2027turns 80
2028turns 81
2029turns 82
2030turns 83
How it works.

Rule: age = current year − birth year, minus 1 if this year's birthday has not happened yet.

  1. Subtract the birth year: 2026 − 1947 = 79.
  2. If today is before the birthday in 2026, subtract 1 → 78.
  3. The calculator above does this exactly from your full date of birth.
Worked examples
Born 1 January 1947: turned 79 on 1 January 2026, so 79 for essentially all of 2026.
Born 30 June 1947: 78 until the end of June 2026, then 79.
Born 31 December 1947: 78 for almost all of 2026, turning 79 only on the last day.
Sources: gov.uk State Pension age · retrieved 2026-06-18.

Frequently asked questions

How old am I if I was born in 1947?
If you were born in 1947, you turn 79 during 2026. You are 78 until your birthday in 2026, then 79 afterwards. Enter your exact date of birth above for the precise figure in years, days and hours.
What generation is someone born in 1947?
Someone born in 1947 belongs to the Baby Boomer generation.
Is someone born in 1947 eligible for the State Pension?
Yes — at 79 they are past the current UK State Pension age of 66. The exact entitlement depends on National Insurance qualifying years (35 for the full new State Pension). Check a personal forecast at gov.uk/check-state-pension.