2025 W4 Tax Calculator
2025 W4 Tax Calculator. This tax return and refund estimator is for tax year 2025 and currently based on 2024/2025 tax year tax tables. That’s where our paycheck calculator comes in.
The federal income tax is a progressive tax, meaning it increases in accordance with the taxable amount. This question is asking about the tax return you filed for your 2024 taxes (you probably filed your tax return in 2025).