South Carolina State Income Tax Calculator
Calculate your South Carolina state income tax liability for 2026
About South Carolina State Income Tax
Tax Brackets & Rates (2026)
| Income Range | Tax Rate |
|---|---|
| $0 - $3,200 | 0% |
| $3,200 - $6,410 | 3% |
| $6,410 - $9,620 | 4% |
| $9,620 - $12,820 | 5% |
| $12,820 - $16,040 | 6% |
| Over $16,040 | 7% |
Deductions & Exemptions
- Standard Deduction: $13,850
How South Carolina State Income Tax Works
South Carolina uses a progressive tax system with 6 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 South Carolina Taxpayers
- File your state return by the same deadline as federal taxes (typically April 15)
- Consider itemizing deductions if they exceed the standard deduction
- Make estimated quarterly payments if you're self-employed or have significant investment income
- Keep detailed records of all income, deductions, and tax payments