2025/26 · UK · After Income Tax and National Insurance
Is a raise from £100,000 to £110,000 worth it? On paper it is £10,000 more, but the number that matters is the £3,800 of net pay you keep after Income Tax and National Insurance — that is 38% of the gross raise landing in your pocket in the 2025/26 tax year.
Below is a side-by-side comparison of your take-home pay on £100,000 versus £110,000 in the UK, using the same 2025/26 tax year logic as our UK Salary Calculator. Every figure is calculated for a standard employee with the full personal allowance.
| £100,000 | £110,000 | Change | |
|---|---|---|---|
| Gross salary | £100,000 | £110,000 | +£10,000 |
| Net (take-home) pay | £68,557 | £72,357 | +£3,800 |
| Monthly take-home | £5,713 | £6,030 | +£317 |
| Effective tax rate | 31.4% | 34.2% | +2.8% |
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Open UK Salary Calculator →A £10,000 gross raise from £100,000 to £110,000 adds about £3,800 to your annual take-home pay in the UK for the 2025/26 tax year — roughly 38% of the raise, after Income Tax and National Insurance.
Across the £100,000 to £110,000 slice, the effective marginal deduction rate is about 62.0%. That means for every extra £100 of gross pay in this band you keep roughly £38 after Income Tax and National Insurance.
Your monthly take-home pay rises from about £5,713 at £100,000 to £6,030 at £110,000 — an extra £317 a month in the UK for the 2025/26 tax year.
Figures use the 2025/26 tax year and the same logic as our UK Salary Calculator: the £12,570 personal allowance (tapered above £100,000), Income Tax at 20% / 40% / 45% and Class 1 National Insurance at 8% then 2%. The "net raise" is simply the take-home pay at £110,000 minus the take-home pay at £100,000. These are estimates for the 2025/26 tax year and are not personal tax advice. Compare take-home pay across countries on our take-home pay by country page.