What Is The 2025 Social Security Tax Limit. The social security wage base is the maximum gross earnings subject to social security tax that can be imposed on an employee. The current tax rate for social security is 6.2% for the employer and 6.2% for the employee, or 12.4% total.

In 2025, the maximum amount of earnings on which you must pay social security tax is $168,600. That means that the maximum amount of social security tax an employee will pay (through.