Income Tax on a £30,000 Salary (2025–26)
Gross income
£30,000
Income tax
£3,486
Effective rate
11.6%
Personal allowance
£12,570
Taxable income
£17,430
Marginal rate
20.0%
Tax band breakdown
| Band | Taxable | Rate | Tax |
|---|---|---|---|
| personal allowance | £12,570 | 0.0% | £0 |
| basic | £17,430 | 20.0% | £3,486 |
| Total | £17,430 | 11.6% | £3,486 |
On a £30,000 income, your income tax is £3,486 per year — an effective rate of 11.6%. Your full personal allowance of £12,570 applies, and all taxable income falls within the 20% basic rate band. The personal allowance has been frozen at £12,570 since 2021 and remains at this level through 2027–28.
These figures assume England, Wales, or Northern Ireland with a standard tax code and no deductions. For a personalised calculation with pension, student loan, and Scottish rates, use the interactive income tax calculator or the take-home pay calculator.
Frequently asked questions
How much income tax do I pay on £30,000?
Income tax on £30,000 in England, Wales, or Northern Ireland (2026–27) is £3,486 per year. Your effective tax rate is 11.6%. The first £12,570 is covered by your personal allowance (0%), and the rest is taxed at the applicable rates for each band.
What is the effective tax rate on £30,000?
The effective income tax rate on £30,000 is 11.6%. This is lower than the top marginal rate of 20.0% because income tax is progressive — each band only applies to the portion of income within that band. Your personal allowance of £12,570 is untaxed.
How is income tax on £30,000 calculated?
Income tax is calculated by deducting the personal allowance (£12,570) from your gross income to get taxable income of £17,430. This taxable amount is then split across the rate bands: 20% basic rate (£12,571–£50,270), 40% higher rate (£50,271–£125,140), and 45% additional rate (above £125,140). The tax from each band is summed to give the total: £3,486.
What is the marginal tax rate on £30,000?
At £30,000, your marginal income tax rate is 20% (basic rate). This means each additional £1 earned is taxed at 20%. Combined with 8% employee NI (on earnings above £12,576), the effective marginal deduction rate is 28%. You would cross into the 40% higher rate band at £50,271.
How much NI do I pay on £30,000 on top of income tax?
National Insurance is a separate deduction from income tax. Employee NI is 8% on earnings between £12,576 and £50,000, and 2% above £50,000. On £30,000, your NI would be approximately £1,394. Use our NI calculator or take-home pay calculator for the exact figure.
How can I reduce my income tax on £30,000?
The main ways to reduce income tax are: (1) pension contributions — salary sacrifice removes income before tax and NI; (2) Gift Aid donations — extend the basic rate band; (3) marriage allowance — transfer £1,260 of unused PA to a spouse (basic rate only); (4) ISA savings — investment returns are tax-free.
Would I pay more tax in Scotland on £30,000?
Scotland has its own income tax rates: 19% starter, 20% basic, 21% intermediate, 42% higher, 45% advanced, and 48% top rate. At this income level, the difference is small — Scottish taxpayers pay slightly more due to the intermediate rate of 21%. Use our calculator to compare exact figures.
What is the effect of the income tax threshold freeze on £30,000?
Income tax thresholds have been frozen since 2021 and are set to remain frozen through April 2028. This means that as wages rise with inflation, more income falls into higher tax bands without any formal rate increase — a phenomenon called fiscal drag. A person earning £30,000 today pays more in real terms than the same nominal salary in 2021 simply because the personal allowance and band thresholds have not moved. Each year the freeze continues, the real-terms tax burden at any given nominal salary increases.
Does getting a pay rise above £30,000 always increase my take-home pay?
Yes — in absolute terms, a pay rise always increases take-home pay. But the marginal rate on the extra income matters. At your current income, each additional £1 is taxed at 20% income tax plus 8% employee NI — you keep about 72p of each extra pound.
Do I need to file a Self Assessment return on £30,000?
You only need a Self Assessment return if you are self-employed, a company director, have untaxed income above £2,500 (such as rental income or savings interest), or receive Child Benefit with income above £60,000. At £30,000 in straightforward employment, tax is collected automatically through PAYE and no return is needed.
Related calculators
This calculator provides estimates only. Rates are based on published HMRC figures for 2025–26. Credibrate is not a tax adviser. For personalised advice speak to a qualified accountant.