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

The median annual salary in Carmarthenshire is currently £29,107 and the mean (average) is £32,141 before tax.

The median salary means half of all employees in Carmarthenshire earn more than £29,107 and half earn less.

The mean (average) salary number of £32,141 is calculated by taking all the salaries in Carmarthenshire adding them up and then dividing by the total number of jobs (currently 66,000 which is 0.28% of all UK jobs).


 

Over the past 12 months the Carmarthenshire median salary of £29,107 has increased by 6.20% which places it 7.90% Below the median salary of the UK as a whole.

The mean salary of £32,141 has increased 5.20% during the same time period and now standards at 15.91% Below the mean salary of the UK.

Income (Before Tax) By Decile In Carmarthenshire

Top 10%: x (and above)
Top 20% £45,808
Top 25% £42,608
Top 30% £39,740
Top 40% £33,840
Bottom 40% £24,950
Bottom 30% £21,582
Bottom 25% £18,530
Bottom 20% £21,582
Bottom 10% £9,879 (and below)

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

The median salary of £29,107 works out to:

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  • £2,425.58 per month
  • £557.90 per week
  • £16.03 per hour

The mean salary of £32,141 works out to:

  • £2,678.42 per month
  • £617.60 per week
  • £19.04 per hour

Men vs Women Salary Differences (Before Tax) In Carmarthenshire

Of the 66,000 jobs in Carmarthenshire, 28,000 (42.42%) were held by men and 39,000 (59.09%) were held by women.

The median salary for men was £34,415 vs £25,936 for women.

The mean salary for men was £37,337 vs £28,468 for women.

This means men in Carmarthenshire are paid 32.69% more based on median salaries or 31.15% 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 Carmarthenshire

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 £29,107:

  • Salary Subject to Tax: £15,393.65
  • Income Tax Owed: £3,078.73
  • National Insurance: £1,322.96
  • Employee Pension Deduction: £1,143.35

Take-Home Pay: £23,561.96 (80.95% of gross salary)
Total Gross Pension Contributions (Employee + Employer): £1,829.36

Based on Mean Salary of £32,141:

  • Salary Subject to Tax: £18,275.95
  • Income Tax Owed: £3,655.19
  • National Insurance: £1,565.68
  • Employee Pension Deduction: £1,295.05

Take-Home Pay: £25,625.08 (79.73% of gross salary)
Total Gross Pension Contributions (Employee + Employer): £2,072.08

How Expensive Is It To Employ Someone In Carmarthenshire?

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

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

  • Salary: £29,107
  • Employer National Insurance: £3,616.05
  • Employer Pension Contribution: £686.01

Total Cost To An Employer: £33,409.06 per year

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

  • Salary: £32,141
  • Employer National Insurance: £4,071.15
  • Employer Pension Contribution: £777.03

Total Cost To An Employer: £36,989.18 per year

Income Tax And National Insurance Paid By Workers In Carmarthenshire

Finally, how much income tax and national insurance do people in Carmarthenshire 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 Carmarthenshire paid income tax and national insurance based on the median salary of £29,107 the combined income tax and national insurance (employer and employee) paid would be £529,170,840.

If all workers in Carmarthenshire paid income tax and national insurance based on the mean salary of £32,141 the combined income tax and national insurance (employer and employee) paid would be £613,273,320.

Carmarthenshire Tax Calculator

More Salary Data By City

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

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