Average Salary In Hillingdon (Before & After Tax) For 2025

The median annual salary in Hillingdon is currently £34,970 and the mean (average) is £40,729 before tax.

The median salary means half of all employees in Hillingdon earn more than £34,970 and half earn less.

The mean (average) salary number of £40,729 is calculated by taking all the salaries in Hillingdon adding them up and then dividing by the total number of jobs (currently 91,000 which is 0.39% of all UK jobs).


 

Over the past 12 months the Hillingdon median salary of £34,970 has increased by -6.60% which places it 10.66% Above the median salary of the UK as a whole.

The mean salary of £40,729 has increased -2.40% during the same time period and now standards at 6.55% Above the mean salary of the UK.

Income (Before Tax) By Decile In Hillingdon

Top 10%: x (and above)
Top 20% £57,703
Top 25% £50,598
Top 30% £47,867
Top 40% £41,750
Bottom 40% £30,718
Bottom 30% £25,846
Bottom 25% £23,353
Bottom 20% £25,846
Bottom 10% £12,179 (and below)

Average Monthly, Weekly & Hourly Pay (Before Tax) In Hillingdon

The median salary of £34,970 works out to:

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  • £2,914.17 per month
  • £689.90 per week
  • £18.87 per hour

The mean salary of £40,729 works out to:

  • £3,394.08 per month
  • £803.10 per week
  • £23.66 per hour

Men vs Women Salary Differences (Before Tax) In Hillingdon

Of the 91,000 jobs in Hillingdon, 46,000 (50.55%) were held by men and 45,000 (49.45%) were held by women.

The median salary for men was £40,201 vs £31,089 for women.

The mean salary for men was £46,305 vs £34,969 for women.

This means men in Hillingdon are paid 29.31% more based on median salaries or 32.42% more based on mean salaries than women.

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(Note this difference does not take into account the type of jobs held by men vs women just raw salary numbers)

Average Take-Home After-Tax Income In Hillingdon

The calculations below look at how much money the most typical worker gets to keep after income tax, employee national insurance and standard 5% employee pension contributions.

Based on Median Salary of £34,970:

  • Salary Subject to Tax: £20,963.50
  • Income Tax Owed: £4,192.70
  • National Insurance: £1,792.00
  • Employee Pension Deduction: £1,436.50

Take-Home Pay: £27,548.80 (78.78% of gross salary)
Total Gross Pension Contributions (Employee + Employer): £2,298.40

Based on Mean Salary of £40,729:

  • Salary Subject to Tax: £26,434.55
  • Income Tax Owed: £5,286.91
  • National Insurance: £2,252.72
  • Employee Pension Deduction: £1,724.45

Take-Home Pay: £31,464.92 (77.25% of gross salary)
Total Gross Pension Contributions (Employee + Employer): £2,759.12

How Expensive Is It To Employ Someone In Hillingdon?

The direct cost to employee someone includes salary, employer national insurance and employer pension contributions (3%).

Based on the median pay in Hillingdon it works out to:

  • Salary: £34,970
  • Employer National Insurance: £4,495.50
  • Employer Pension Contribution: £861.90

Total Cost To An Employer: £40,327.40 per year

Based on the mean pay in Hillingdon it works out to:

  • Salary: £40,729
  • Employer National Insurance: £5,359.35
  • Employer Pension Contribution: £1,034.67

Total Cost To An Employer: £47,123.02 per year

Income Tax And National Insurance Paid By Workers In Hillingdon

Finally, how much income tax and national insurance do people in Hillingdon pay altogether?

The calculations below show the combined totals based only on median and mean salaries. However, the actual number is significantly higher as “The 10% of income taxpayers with the largest incomes contribute over 60% of income tax receipts.”

If all workers in Hillingdon paid income tax and national insurance based on the median salary of £34,970 the combined income tax and national insurance (employer and employee) paid would be £953,698,200.

If all workers in Hillingdon paid income tax and national insurance based on the mean salary of £40,729 the combined income tax and national insurance (employer and employee) paid would be £1,173,807,180.

Hillingdon Tax Calculator

More Salary Data By City

All the data presented here comes from the Office of National Statistics.

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