Social Security Tax Rate 2025 Max. 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 maximum amount of earnings subject to social security tax (taxable maximum) will increase to $176,100 from $168,600.

The social security administration (ssa) has announced that the maximum earnings subject to the social security payroll tax will increase by $7,500 in 2025. • 6.2% social security tax on the first.