California Tax Brackets 2024-25 202425 Calculator. First, we calculate your adjusted gross income (agi) by taking your total household income and reducing it by certain items such as contributions to your 401 (k). You are able to use our california state tax calculator to calculate your total tax costs in the tax year 2024/25.

Fica (federal insurance contributions act) combines: The california tax calculator is for the 2024 tax year which means you can use it for estimating your 2025 tax return in california, the calculator allows you to calculate income tax and payroll taxes and deductions in california.