Social Security Max 2025 Tax Rate. For 2025, the fica tax rate for employers will be 7.65% — 6.2% for social security and 1.45% for medicare (the same as in 2023). Up to $168,600 of earnings will be subject to social security tax in 2025, raising the taxes taken out of a high earner's paycheck to $10,453.

This amount is adjusted annually to reflect average wage increases. The social security tax limit rises to $168,600 in 2025, meaning more income is subject to the 6.2% tax rate.