United Kingdom Salary & Tax Calculator
Free UK salary tax calculator — Income Tax, National Insurance, and a 5% pension estimate for 2025–2026 and 2026–2027.
United Kingdom Salary & Tax Calculator
Free online tool · instant results
United Kingdom Salary & Tax Calculator workspace
Salary details
United Kingdom · official published tax years only
Your summary
Results appear after you calculate
Select a tax year, enter your monthly salary, and click Calculate.
What it does
Free UK salary tax calculator — Income Tax, National Insurance, and a 5% pension estimate...
Best for
Free UK salary tax calculator — Income Tax, National Insurance, and a 5%...
Time
~1 min to complete
Pricing
Free forever
Access
No signup required
Privacy
Runs in your browser
Overview
About this tool
A clear look at what this tool is for and why people use it.
United Kingdom Salary & Tax Calculator
Free UK salary tax calculator — Income Tax, National Insurance, and a 5% pension estimate for 2025–2026 and 2026–2027.
Why use it
Benefits
Everything you need for a fast, confident answer — nothing you don’t.
Official published tax-year slabs only
Official published tax-year slabs only
Simple monthly salary → tax & take-home es
Simple monthly salary → tax & take-home estimate
Country-specific breakdown
Country-specific breakdown
Free
no signup required
Walkthrough
How to use
Simple steps from empty form to a result you can use.
-
1
Select a tax year with published official slabs.
-
2
Enter your monthly gross salary.
-
3
Click Calculate to see monthly and yearly results.
-
4
Open View Breakdown for country-specific details.
Worked samples
Examples
Real-world scenarios so you can match the math to your situation.
£3,500 / month (2026–2027)
- 000 / year
- income tax near £5
Under the hood
How it works
Follow the path from input to output — transparent and easy to scan.
Select 2025–2026 or 2026–2027,
Select 2025–2026 or 2026–2027, enter monthly gross salary, and calculate.
Income tax uses rUK
Income tax uses rUK bands after personal allowance (with taper above £100,000). NI uses Class 1 employee rates. Pension assumes 5% employee contribution.
Math reference
Formula
Copy the formula or inspect each variable below.
Formula
Beautiful math, ready to reuse
taxable = annual − personal allowance; IT = 20/40/45% bands; NI = 8% then 2%; pension ≈ 5%Variables
Pro tips
Tips
Small habits that make this tool even more useful day to day.
Get accurate results
Double-check units and inputs before you rely on United Kingdom Salary & Tax Calculator output for anything important.
Work faster
Use the examples below as a starting point, then tweak values to match your scenario.
On any device
This tool is mobile-friendly — bookmark the page so you can reopen it in one tap.
Watch out
Common mistakes
Avoid these slip-ups so your result is ready the first time.
Leaving required fields blank
Enter every value the workspace asks for before calculating — empty fields usually block a result.
Using invalid numbers
Avoid negative values or percentages outside a valid range unless the tool explicitly allows them.
Mixing up units
Keep units consistent (currency, length, weight, time) so the formula returns a meaningful answer.
FAQ
Frequently asked questions
Straight answers to the questions people ask most.
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