How to use the Louisiana Paycheck Calculator
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Louisiana income tax brackets 2026
Louisiana has a flat 3% income tax. Louisiana switched to a flat 3% income tax in 2025.
| Taxable income | Rate |
|---|---|
| Over $0 | 3% |
Standard deduction: $12,875 single, $25,750 married.
Sources: Tax Foundation, State Individual Income Tax Rates and Brackets, 2026; IRS Rev. Proc. 2025-32; Louisiana revenue and labor department rates for 2026. Federal: 2026 brackets, $184,500 Social Security wage base. See paycheck calculators for every state.
Formula
Frequently asked questions
How much is Louisiana state income tax in 2026?
Louisiana has a flat 3% income tax for 2026. Louisiana switched to a flat 3% income tax in 2025.
What taxes come out of a Louisiana paycheck?
Federal income tax, Social Security (6.2% of wages up to $184,500 in 2026) and Medicare (1.45%, plus 0.9% on wages over $200,000), Louisiana income tax. Pre-tax 401(k) and health insurance deductions lower your taxable pay.
Is this Louisiana paycheck calculator up to date?
Yes. It uses the 2026 federal tax brackets and standard deduction, the 2026 Social Security wage base, and the latest published Louisiana tax rules. We last reviewed the Louisiana numbers on 20 Oct 2026.
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Results are estimates for information only and are not financial, tax or legal advice. Tax rules, interest rates and fees change, so confirm important numbers with your bank, employer or a qualified adviser. Read our disclaimer.