What percentage of gross income is withheld as an employee's contribution to Social SecurityWhat percentage of gross income is withheld as an employee's contribution to Social Security?

As of 2023, employees contribute 6.2% of their gross income to Social Security, up to a wage base limit of $160,200. This percentage is matched by employers, resulting in a total contribution of 12.4% to the Social Security system. It's important to note that these rates can change, so it's wise to check for any updates each year.