Question: how much social security tax is withheld in 2019?
Answer: There is a maximum amount of compensation subject to the OASDI tax, but no maximum for HI. For 2019, the FICA tax rate for employers is 7.65%—6.2% for OASDI and 1.45% for HI. For 2019, an employee will pay: 6.2% Social Security tax on the first $132,900 of wages (maximum tax is $8,239.80 [6.2% of $132,900]), plus.