Louisiana State Income Tax Calculator
Calculate your Louisiana state income tax liability for 2026
About Louisiana State Income Tax
Tax Brackets & Rates (2026)
| Income Range | Tax Rate |
|---|---|
| $0 - $12,500 | 1.85% |
| $12,500 - $50,000 | 3.5% |
| Over $50,000 | 4.25% |
Deductions & Exemptions
- Personal Exemption: $4,500 per taxpayer
How Louisiana State Income Tax Works
Louisiana uses a progressive tax system with 3 tax brackets. As your income increases, different portions are taxed at higher rates. Only the income within each bracket is taxed at that bracket's rate.
Tips for Louisiana Taxpayers
- File your state return by the same deadline as federal taxes (typically April 15)
- Make estimated quarterly payments if you're self-employed or have significant investment income
- Keep detailed records of all income, deductions, and tax payments
- Consider contributions to tax-advantaged accounts like 401(k)s and IRAs to reduce taxable income