Open data
2026 payroll tax data, free to use
Everything our calculators use, in one JSON file: federal brackets, standard deductions, the $184,500 Social Security wage base, Medicare rates and an income tax entry for every state. Use it in your own tools under CC BY 4.0.
Updated 2026-10-02 · 2026 tax year
Files
- payroll-tax-2026.json: federal and state rates
- paycheck-index-2026.csv: take-home pay by state
Example
fetch("https://paystubline.com/data/payroll-tax-2026.json")
.then(r => r.json())
.then(d => console.log(d.fica.social_security.wage_base)) // 184500
License
CC BY 4.0. Credit "PaystubLine" with a link to this page. Rates are reviewed each January and when a state changes its law mid-year.