2024 Social Security Tax Limit Increase Over Time. For 2024, the social security tax limit is $168,600, and it will increase to $176,100 in. The federal government sets a limit on how much of your income is subject to the social security tax.

The 2024 limit is $168,600, up from $160,200 in 2023. At that time, up to 85% of benefits became taxable for single filers with $34,000 in provisional income and $44,000 for married joint filers.