2025 Social Security Tax Limit Calculator. For 2025, it’s $5,108/month for those who retire at age 70. 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 2025).
For 2025, the social security tax limit is $176,100. For 2025, it’s $5,108/month for those who retire at age 70.