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Comprehensive Guide: How to Calculate Your UK State Pension
The UK State Pension is a regular payment from the government that most people can claim when they reach State Pension age. The amount you receive depends on your National Insurance (NI) record, with the full new State Pension currently set at £221.20 per week (2024/25).
This guide explains exactly how to calculate your State Pension, including:
- How the new State Pension works (post-2016)
- How your National Insurance record affects your payment
- How to check your State Pension age
- What happens if you have gaps in your NI record
- How contracting out affects your pension
- How to get a State Pension forecast
- What to do if you’re missing NI years
1. Understanding the New State Pension (Post-2016)
The current State Pension system applies to:
- Men born on or after 6 April 1951
- Women born on or after 6 April 1953
Under the new system:
- You need 10 qualifying years on your NI record to get any State Pension
- You need 35 qualifying years to get the full amount (£221.20 per week in 2024/25)
- Each qualifying year adds about £5.82 per week to your pension (1/35th of the full amount)
- The State Pension age is currently 66 for both men and women
| Qualifying Years | Weekly Amount | Annual Amount |
|---|---|---|
| 10 years (minimum) | £63.20 | £3,286.40 |
| 20 years | £126.40 | £6,572.80 |
| 30 years | £189.60 | £9,859.20 |
| 35 years (full) | £221.20 | £11,502.40 |
2. How Your National Insurance Record Affects Your Pension
Your State Pension is based on your National Insurance record. You can build up qualifying years through:
- Working and paying NI contributions (as an employee or self-employed)
- Getting NI credits (e.g., when unemployed, ill, or a parent/carer)
- Paying voluntary NI contributions to fill gaps
- You were employed and earned over £242 per week (2024/25 Lower Earnings Limit)
- You were self-employed and paid Class 2 NI contributions
- You received NI credits (e.g., for unemployment, sickness, or caring responsibilities)
- Between 2026 and 2028, it will increase to 67
- Between 2044 and 2046, it will increase to 68
- Class 3 voluntary contributions for 2024/25: £17.45 per week or £907.40 per year
- Each missing year could add about £300 per year to your State Pension
- You’re close to the 35-year threshold for the full pension
- You have several years missing and can afford the payments
- You’re likely to live long enough to benefit from the higher pension
- You and your employer paid lower NI contributions
- In return, you gave up some State Pension rights
- Your workplace or personal pension should include a rebate
- Your “contracted out” years are treated as if you paid the full NI rate
- A “contracted out deduction” is applied to your starting amount
- The deduction is usually between £10-£20 per week depending on how long you were contracted out
- Online: Use the Check your State Pension service (you’ll need a Government Gateway account)
- By phone: Call the Future Pension Centre on 0800 731 0175
- By post: Write to The Pension Service, Post Handling Site A, Wolverhampton, WV98 1AF
- How much State Pension you could get at your current State Pension age
- When you’ll reach State Pension age
- How to increase your pension (if possible)
- For the 2018/19 tax year, you have until 5 April 2025 to pay
- For the 2019/20 tax year, you have until 5 April 2026 to pay
- Are claiming Child Benefit for a child under 12 (or under 16 before 2010)
- Are a registered foster carer
- Are receiving Jobseeker’s Allowance or Employment and Support Allowance
- Are receiving Carer’s Allowance
- Your pension increases by 1% for every 9 weeks you defer (about 5.8% per year)
- You’ll get the extra amount when you do claim
- You can also choose to take the deferred amount as a lump sum
- Your pension will only increase each year if you live in the EEA or certain countries with a reciprocal agreement
- You’ll be paid in the local currency (exchange rates apply)
- Your spouse or civil partner may inherit some of your State Pension
- They may be able to claim Bereavement Support Payment
- Any overpayments may need to be repaid from your estate
- You’ll pay income tax on your State Pension if your total income exceeds £12,570
- You’ll continue paying NI contributions if you earn over £242/week (but these won’t increase your State Pension)
- Check your NI record regularly: Use your personal tax account to monitor your qualifying years.
- Fill gaps before the deadline: You usually have 6 years to pay voluntary contributions for missing years.
- Consider deferring: If you’re still working at State Pension age, deferring could increase your eventual pension.
- Claim NI credits: If you’re a parent, carer, or unemployed, make sure you’re getting the credits you’re entitled to.
- Check old pensions: If you were contracted out, trace any workplace pensions that include the rebate.
- Plan for tax: Remember your State Pension is taxable – factor this into your retirement planning.
- Review your forecast annually: Your circumstances may change, affecting your eventual pension.
- Pension Wise: Free government guidance for over-50s – pensionwise.gov.uk or 0800 138 3944
- The Pensions Advisory Service: Free independent advice – pensionsadvisoryservice.org.uk or 0800 011 3797
- Citizens Advice: Practical help with pension queries – citizensadvice.org.uk
- GOV.UK State Pension guide: www.gov.uk/new-state-pension
- National Insurance record: www.gov.uk/check-national-insurance-record
- State Pension forecast: www.gov.uk/check-state-pension
Each tax year (6 April to 5 April) counts as one qualifying year if:
3. How to Check Your State Pension Age
Your State Pension age depends on when you were born. The current State Pension age is 66 for both men and women, but this is scheduled to rise:
You can check your exact State Pension age using the official GOV.UK calculator.
| Date of Birth | State Pension Age |
|---|---|
| Before 6 April 1960 (men) | 65 |
| Before 6 April 1953 (women) | 60-65 (phased increase) |
| 6 April 1960 to 5 March 1961 | 66 |
| 6 April 1961 to 5 April 1977 | 67 |
| 6 April 1977 onwards | 68 |
4. What Happens If You Have Gaps in Your NI Record?
Gaps in your NI record can reduce your State Pension. You can usually pay voluntary NI contributions to fill gaps from the past 6 years. In some cases, you can go back further (up to 10 years in certain circumstances).
The cost to fill gaps depends on the tax year:
It’s often worth filling gaps if:
5. How Contracting Out Affects Your State Pension
If you were “contracted out” of the Additional State Pension (also known as SERPS or S2P) at any point between 1978 and 2016, this affects your State Pension calculation.
Contracting out means:
Under the new State Pension rules:
6. How to Get a State Pension Forecast
The most accurate way to check your State Pension is to get a personalised forecast from the government. You can do this:
Your forecast will show:
7. What to Do If You’re Missing NI Years
If your forecast shows you won’t get the full State Pension, you may be able to:
Option 1: Pay Voluntary NI Contributions
You can usually pay voluntary contributions for the past 6 tax years. The deadline is 5 April each year. For example:
Check if it’s worth paying voluntary contributions using the GOV.UK voluntary contributions service.
Option 2: Get NI Credits
You might get NI credits automatically if you:
Option 3: Delay Claiming Your Pension
You don’t have to claim your State Pension as soon as you reach State Pension age. If you delay:
8. Common State Pension Questions
Do I pay tax on my State Pension?
Yes, the State Pension is taxable income. It’s paid gross (without tax deducted), but you may need to pay tax on it if your total income exceeds your Personal Allowance (£12,570 in 2024/25).
Can I get State Pension if I live abroad?
Yes, you can claim State Pension abroad if you’ve paid enough UK NI contributions. However:
What happens to my State Pension when I die?
Your State Pension stops when you die. However:
Can I get State Pension and continue working?
Yes, you can claim your State Pension and continue working. Your State Pension isn’t means-tested, so earning more won’t reduce it. However:
9. Expert Tips to Maximise Your State Pension
10. Where to Get Help and Advice
For personalised advice about your State Pension:
For official government information: