Pension Planning · 2025/26
Pension Planning at Age 25 — UK Guide
At age 25, you have 41 years until the current UK State Pension age of 66. A common rule of thumb suggests contributing around 13% of your salary into a pension at this age, including employer contributions and tax relief.
In your twenties and early thirties, compounding does most of the heavy lifting. Even modest monthly contributions grow substantially over 35–40 years. The priority is consistency, low fees, and a growth-tilted asset allocation rather than chasing high returns.
Projected pot at age 66
Three illustrative scenarios assuming a constant real (inflation-adjusted) return of 5% per year on annual contributions over 41years. Real terms means today's spending power.
| Salary | Contribution | Annual | Pot at 66 |
|---|---|---|---|
| £25,000.00 | 5% | £1,250.00 | £159,799.70 |
| £50,000.00 | 10% | £5,000.00 | £639,198.81 |
| £80,000.00 | 15% | £12,000.00 | £1,534,077.16 |
Illustrative only. Real investment returns are not constant; past performance is not a guide. Excludes State Pension, employer contributions on top, and any existing pension pot.
Why around 13% at age 25?
A widely cited rule of thumb is to contribute roughly half your current age as a percentage of salary into a pension. This is a starting point, not a precise target — the right rate depends on your existing pot, expected retirement income, employer match, and other savings. Auto-enrolment minimums (currently 8% total, 3% employer + 5% employee) are the floor, not the ceiling.
For a basic-rate taxpayer, every £80 you contribute becomes £100 in the pension thanks to 20% tax relief. Higher-rate taxpayers can reclaim a further 20% through Self Assessment. Salary sacrifice arrangements add the saving on Class 1 National Insurance on top.