UK Tax Calculator

Calculate your UK income tax, National Insurance, and student loan repayments for the 2024-2025 tax year.

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About This Tool

This comprehensive UK Tax Calculator helps you estimate your take-home pay for the 2024-2025 tax year. It calculates income tax based on current HMRC tax bands and rates, National Insurance contributions (both employee and employer rates), and student loan repayments (Plans 1, 2, 4, and 5). Simply enter your annual salary, pension contributions, and other details to get an accurate breakdown of your deductions and net income. The tool is fully client-side, ensuring your data remains private and calculations are instant.

Save your calculation history with a free account

How to Use

Select the tax year (currently fixed to 2024-
.
Choose your income type (Employment is default).
Enter your annual salary in pounds.
Input your pension contributions (percentage or fixed amount).
Select your student loan plan if applicable.
Add any other deductions (e.g., charitable donations).
Click 'Calculate Tax' to see your detailed tax breakdown and net income.

Frequently Asked Questions

Find Quick Answers

What tax year does this calculator use?

This calculator uses the 2024-2025 tax year rates, which are the latest available from HMRC. Tax bands and rates are fixed for this period.

Does this calculator include National Insurance?

Yes, it calculates both employee and employer National Insurance contributions based on your salary and the current NI rates for 2024-2025.

Which student loan plans are supported?

The calculator supports Plans 1, 2, 4, and 5, with accurate thresholds and repayment rates for each plan as per the latest guidelines.

Is my data stored or sent to a server?

No, all calculations are performed entirely in your browser. No data is stored or transmitted to any server, ensuring complete privacy.

Can I use this for self-employed income?

Currently, the calculator is optimized for employment income. Self-employed calculations involve different NI classes and are not fully supported in this version.

Need to run multiple calculations?

Create a free account today to unlock unlimited daily runs, access advanced parameters, save your history, and request custom features.

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