Social Security 2024 Max Contribution. For 2024, the social security tax limit is $168,600. The wage base or earnings limit for the 6.2% social security tax rises every year.

The 2025 limit is $176,100, up from $168,600 in 2024. To fund social security, employers and employees each pay a payroll tax of 6.2% (for a combined 12.4%) of an employee’s annual earnings up to a certain level, known as the taxable.