£21,000 after tax
£21,000 a year is £18,640 after tax and National Insurance in the 2026/27 tax year — about £1,553 a month.
You pay £1,686 in Income Tax and £674 in National Insurance, an effective rate of 11.2%. The calculator is set to £21,000 — change anything in it to see your own position.
What the next pound of a £21,000 salary costs you
At £21,000 you are a basic-rate taxpayer. Every extra pound you earn is taxed at 20% and charged 8% National Insurance, so you keep about 72p of it. A £1,000 pay rise is worth roughly £720 in your pocket.
How the Income Tax is worked out
- The first £12,570 is your Personal Allowance and is not taxed.
- £8,430 taxed at the basic rate of 20% = £1,686
- National Insurance at 8% adds £674
Take-home on £21,000
£18,640a year
£1,553 a month£358 a week
You keep 88.8%£2,360 in tax and NI
Your gross annual salary before any deductions.
Add pension and student loanHide pension and student loan
| Gross salary | £21,000 |
|---|---|
| Income Tax | −£1,686 |
| National Insurance | −£674 |
| Student loan | −£0 |
| Pension | −£0 |
| Take-home pay | £18,640 |
- A month
- £1,553
- A week
- £358
- A day
- £72
- An hour
- £9.56
Figures for the 2026/27 tax year, on the standard £12,570 Personal Allowance and tax code 1257L. They assume no other income, benefits in kind or salary sacrifice. If your tax code is different, your figures will be too.
Where £21,000 goes
| Deduction | A year | A month | A week |
|---|---|---|---|
| Gross salary | £21,000 | £1,750 | £404 |
| Income Tax | −£1,686 | −£141 | −£32 |
| National Insurance | −£674 | −£56 | −£13 |
| Take-home pay | £18,640 | £1,553 | £358 |
What £21,000 means in practice
A £1,000 pay rise
£720
Your marginal rate is 28%, so you keep 72% of anything extra you earn.
To the next threshold
£29,270
Another £29,270 would take you past the higher-rate threshold, at £50,270, where the rate on further earnings changes.
Mortgage guide
£84,000–£94,500
Most lenders work from four to four and a half times gross salary. A real offer depends on your deposit, credit file and outgoings, so treat this as the range to start from.
A 5% pension
£840
Paying £1,050 into a pension only reduces your take-home by £840, because £210 of it comes out of tax you would otherwise have paid.
Your effective rate on £21,000 is 11.2%, which is what you actually pay across the whole salary. Your marginal rate of 28% is what the next pound costs. People usually quote the second and budget with the first.
£21,000 after tax in Scotland
Scotland sets its own income tax bands. On £21,000 a Scottish taxpayer pays £1,646 in Income Tax against £1,686 in England, Wales and Northern Ireland — giving £18,679 take-home, a difference of £40 a year. National Insurance is the same across the UK.
Common questions about £21,000 after tax
- How much is £21,000 after tax?
- £21,000 a year is £18,640 after tax and National Insurance in the 2026/27 tax year, which is about £1,553 a month or £358 a week. That is £1,686 of Income Tax and £674 of National Insurance.
- How much is £21,000 a year per month after tax?
- £1,553 a month, based on a £21,000 salary in 2026/27 with the standard £12,570 Personal Allowance and tax code 1257L.
- What is the hourly rate for £21,000 after tax?
- On a 37.5 hour week, £21,000 after tax works out at about £9.56 an hour take-home. Before tax it is £10.77 an hour.
- How much tax do I pay on £21,000?
- £2,360 in total — £1,686 Income Tax and £674 National Insurance. That is an effective rate of 11.2% of your gross salary.
- Is £21,000 after tax different in Scotland?
- Yes. A Scottish taxpayer on £21,000 pays £1,646 Income Tax against £1,686 in the rest of the UK, leaving £18,679 take-home — a difference of £40 a year.
Paying more tax than you expected?
These figures assume a straightforward employment with tax code 1257L. If you have several income sources, a company, rental income or a tax code you do not recognise, the number is usually different — and often lower than it needs to be. TaxBite's chartered accountants look at the whole picture.
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