£18 an hour after tax UK 2026/27
At £18 an hour in 2026/27, a 37.5-hour week earns £35,100 gross a year, taking home £28,791.60 after income tax and National Insurance in England, Wales or Northern Ireland. A 40-hour week earns more but the marginal rate between the two may surprise you.
- Gross
- £35,100
- Take-home
- £28,791.60
- Monthly
- £2,399.30
- Weekly
- £553.68
- Income Tax
- £4,506.00
- Employee NI
- £1,802.40
- Effective rate
- 18.0%
- Marginal (IT+NI)
- 28.0%
£18 an hour at different hours
| Hours/week | Annual gross | Tax | NI | Monthly | Take-home |
|---|---|---|---|---|---|
| 37.5 hours × 52 weeks | £35,100.00 | £4,506.00 | £1,802.40 | £2,399.30 | £28,791.60 |
| 40 hours × 52 weeks | £37,440.00 | £4,974.00 | £1,989.60 | £2,539.70 | £30,476.40 |