Tax Bracket for Louisiana (2026)
Last updated: January 15, 2026
Louisiana (LA) Key Facts
Tax Structure
Progressive (3 brackets)
Top Marginal Rate
4.25%
Number of Brackets
3
Tax Year
2,026
How This Calculator Works in Louisiana
This calculator shows which Louisiana tax bracket your income falls into. Enter your income and filing status to see marginal and effective rates.
Louisiana Overview
Louisiana uses a progressive income tax system with 3 brackets ranging from 1.85% to 4.25%. Higher portions of your income are taxed at higher rates, so your effective rate is always lower than your top marginal bracket.
How Louisiana Compares
Louisiana's top rate of 4.25% compares to Texas at 0% and Mississippi at 4.7%. Comparing effective rates is more meaningful than top rates alone.
| State | Top Rate | Notes |
|---|---|---|
| Texas | 0% | Texas has an income tax rate of 0%. |
| Mississippi | 4.7% | Mississippi has an income tax rate of 4.7%. |
| Arkansas | 3.9% | Arkansas has an income tax rate of 3.9%. |
Louisiana's income tax rate of 4.25% compares to a national average of approximately 5.04%. This is below the national average.
Tips for Louisiana Residents
- 1Louisiana has a progressive income tax with 3 brackets ranging from 1.85% to 4.25%.
- 2Your marginal rate (the rate on your last dollar) is often higher than your effective rate (total tax / total income).
- 3Moving into a higher bracket only taxes the additional income at the higher rate, not your entire income.
- 4Pre-tax 401(k) and IRA contributions can keep you in a lower Louisiana bracket by reducing taxable income.
- 5Compare your effective rate rather than marginal rate when evaluating Louisiana's tax impact on your finances.