Tax 2025 Calculator. Estimate your us federal income tax for 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, or 2015 using irs formulas. The income tax and personal allowances for 2025 were set at the 2024 budget.

Below, find a list of 2025 tax year state income tax calculators to use for free. This tax return and refund estimator is for tax year 2025 and currently based on 2024/2025 tax year tax tables.