Payroll - United States

    Social Security Tax Calculator

    Estimate OASDI payroll tax with wage-base cap, for employee and employer shares.

    Last updated: May 23, 2026Wage base: $184,500Employee rate 6.2%Employer rate 6.2%
    Inputs

    Configure your scenario

    Enter annual wages to estimate Social Security tax.

    Annual wages

    $100,000

    Employee tax

    $6,200

    Combined tax

    $12,400

    Breakdown

    Detailed estimate

    Taxable wages for OASDI
    $100,000
    Employee Social Security tax
    $6,200
    Employer Social Security tax
    $6,200
    Combined Social Security tax
    $12,400
    FAQ

    Social Security tax - quick answers

    Why does tax stop increasing after a point?+

    Social Security tax applies only up to the annual wage-base ceiling.

    Does this include Medicare?+

    No, this page isolates Social Security tax only.

    Sources & Act Reference

    Social Security tax references

    Wage-base cap rule

    Social Security tax does not apply above annual contribution and benefit base.

    Employee/employer split

    Both employee and employer contribute equal Social Security percentages.

    Rule Trace

    Applied rule and official references

    Applied rule: taxable wages capped at annual OASDI base times 6.2%

    Compliance checklist

    If you have multiple employers, aggregate wages when estimating your own total annual OASDI exposure.

    Smart Insight

    Estimated employee Social Security tax is $6,200.