Maximum Social Security Tax Withholding 2024 Date. There’s a maximum amount of compensation subject to the social security tax, but no maximum for medicare tax. The maximum amount of income that's subject to the social security tax is $168,600 in 2024.

For 2024, the social security tax limit is $168,600 (up from $160,200 in 2023). (for 2023, the tax limit was $160,200.