What counts as a qualifying National Insurance year?

A qualifying year is a tax year in which you paid or were credited with enough National Insurance contributions. This includes years spent in employment, self-employment, or receiving NI credits from activities such as claiming certain benefits, caring for children while on Child Benefit, or being a registered carer. Gaps in your record can sometimes be filled by paying voluntary Class 3 NI contributions.

Can I increase my State Pension entitlement before I retire?

Yes — if you have fewer than 35 qualifying years, you may be able to fill gaps by paying voluntary National Insurance contributions. You can check your NI record and buy missing years via HMRC's Check your State Pension service on the government website. The cost of voluntary contributions is generally far lower than the additional pension income they unlock over a typical retirement.

State Pension Calculator UK

Useful next calculations

Use the Pension Contribution CalculatorContinue with the related tax & salary question this result raises.
Use the SIPP CalculatorContinue with the related investments & savings question this result raises.

Rates and sources, 2026/27

The 2026/27 full new State Pension rate. This calculator gives only a qualifying-years illustration, not a personal DWP forecast.

Rates used for 2026/27
Band or figure	Rate
Full new State Pension	£241.30/week
Annual equivalent	£12,547.60 (52 weeks)
Personal entitlement	check DWP forecast

Source: DWP — Benefit and pension rates 2026 to 2027. Source checked for 2026/27.

When to use this calculator

Before choosing between saving, investing or changing a contribution.
When you want to compare cautious, base and optimistic return assumptions.
When you need a projection before making a longer-term decision.
When you want to see whether starting earlier or contributing more changes the outcome more.

A worked example

These are the example figures the calculator opens with.

A worked example
Input	Value
Qualifying National Insurance Years	20
Your Current Age	45
Age used for NI-years projection	66 (State Pension age)

For those figures the calculator returns:

Current weekly pension: £137.89
Current annual: £7,170.06
Projected weekly at retirement: £241.30
Projected annual: £12,547.60
NI years still needed: 15.00

Method & assumptions

This planning tool uses the full new State Pension rate of £241.30 a week for 2026/27. It illustrates a simple proportion based on the qualifying years entered, with a ten-year minimum and a 35-year reference point. It assumes a qualifying year is added for every year until the projection age selected.

This is not a State Pension forecast. DWP uses your actual National Insurance record and transitional rules; contracting-out, credits, gaps, deferral and future annual uprating can all affect the result. The selected age does not model an early claim or a deferral increase. Check your personalised forecast on GOV.UK before making a retirement or voluntary-contribution decision.

Common mistakes

Assuming a constant return without checking a more conservative growth rate.
Forgetting ongoing contributions, fees or tax wrappers where relevant.
Focusing only on the final balance instead of the path required to reach it.
Ignoring the drag of charges over a long period.

What to do next

Test a cautious, expected and optimistic growth rate.
Compare this result with related savings or retirement tools before committing more money.
Consider charges and any tax wrapper that applies.
If the projected balance falls short, increase the contribution until the result meets your goal.

Questions people ask

The full new State Pension rate is £241.30 a week in 2026/27. This tool illustrates a simple qualifying-years proportion, but an actual State Pension forecast can be affected by your National Insurance record and transitional rules. Check your personalised forecast on GOV.UK.