Social Security Max 2024 Withholding Calculator. The 2024 limit is $168,600, up from $160,200 in 2023. In 2023, the limit was $160,200.

But beyond that point, you’ll have $1 in benefits withheld per $2 of earnings. The social security tax calculator for 2024 allows you to estimate your social security taxes effortlessly by inputting your income.