2025 Max Social Security Tax Withholding

2025 Max Social Security Tax Withholding. At the federal level, for 2025, the maximum amount of earnings subject to the social security tax — also known as the social security taxable wage base — will increase to. The tax rate for an employee's portion of the social security tax is 6.2%.

(the 2024 tax limit is $168,600.) this 4.4% increase is less than the 5.2% jump from 2023 to 2024. This amount is also commonly referred to as the taxable maximum.