£20,000 vs £27,000 After Tax 2025-26
Side-by-side UK take-home pay comparison · Income Tax + National Insurance
You keep £5,040 more per year
Earning £27,000 instead of £20,000 gives you £420 more per month (£97/week). Of the £7,000 gross difference, you keep 72% after tax and NI.
£20,000 — Income Tax bands
| Band | Tax |
|---|---|
| Personal Allowance | — |
| Basic Rate (20%) | £1,486 |
| Total Income Tax | £1,486 |
£27,000 — Income Tax bands
| Band | Tax |
|---|---|
| Personal Allowance | — |
| Basic Rate (20%) | £2,886 |
| Total Income Tax | £2,886 |
Full breakdown — £20,000 vs £27,000
| £20,000 | £27,000 | Difference | |
|---|---|---|---|
| Gross salary | £20,000 | £27,000 | +£7,000 |
| Income Tax | £1,486 | £2,886 | +£1,400 |
| National Insurance | £594 | £1,154 | +£560 |
| Total deductions | £2,080 | £4,040 | +£1,960 |
| Net pay (annual) | £17,920 | £22,960 | +£5,040 |
| Net monthly | £1,493 | £1,913 | +£420 |
| Net weekly | £345 | £442 | +£97 |
| Net daily | £69 | £88 | +£19 |
| Effective tax rate | 10.4% | 14.96% | |
| Marginal tax rate | 28% | 28% |
£20,000 vs £27,000 after tax — what you actually keep
On a £20,000 salary, you take home £17,920 per year (£1,493/month). On £27,000, you take home £22,960 per year (£1,913/month). The £7,000 gross difference translates to £5,040 extra take-home — you keep 72% of the raise.
Income Tax on £20,000 is £1,486, rising to £2,886 on £27,000. National Insurance increases from £594 to £1,154. Together these deductions mean HMRC takes £1,960 of the £7,000 difference.
Why the effective rate changes
At £20,000 the effective tax rate is 10.4%, while at £27,000 it rises to 14.96%. This is because additional earnings are taxed at the marginal rate (28% on £27,000), which is higher than the blended average. The more you earn, the greater the proportion taken in tax and NI.
Frequently asked questions
How much more do I take home on £27,000 vs £20,000?
On £27,000 you take home £22,960/year (£1,913/month), compared to £17,920/year (£1,493/month) on £20,000. That is £5,040 more per year, or £420 more per month.
Why is the net difference (£5,040) less than the gross difference (£7,000)?
Of the £7,000 gross difference, you keep £5,040 (72%) after Income Tax and National Insurance. The rest goes to HMRC. Your marginal rate on £20,000 is 28% and on £27,000 it is 28%.
What is the effective tax rate on £20,000 vs £27,000?
The effective tax rate (Income Tax + NI as a percentage of gross) is 10.4% on £20,000 and 14.96% on £27,000. The higher salary has a higher effective rate because more income falls into higher tax bands.
How much tax and NI do I pay on £20,000 vs £27,000?
On £20,000: Income Tax £1,486 + NI £594 = £2,080 total deductions. On £27,000: Income Tax £2,886 + NI £1,154 = £4,040 total deductions.