South Carolina Paycheck Calculator
Estimate your 2026 South Carolina take-home pay after federal income tax, South Carolina income tax, Social Security and Medicare.
2026 law changed the SC income-tax structure.
For taxable income below $30,000: 1.99%.
For taxable income of $30,000 or more: 5.21% minus $966.
South Carolina Paycheck Calculator 2026
Our South Carolina Paycheck Calculator estimates your take-home pay after federal income tax, South Carolina income tax, Social Security and Medicare.
South Carolina made significant changes to its individual income-tax system beginning with the 2026 tax year. The new law was signed on March 30, 2026, and applies to 2026 income-tax returns.
For 2026, South Carolina changed its individual income-tax rates and replaced the previous federal deduction approach with a new South Carolina Income Adjusted Deduction.
South Carolina Income Tax Rates for 2026
| Taxable Income | 2026 Calculation |
|---|---|
| Less than $30,000 | 1.99% |
| $30,000 or more | 5.21% minus $966 |
These are the 2026 rules enacted by South Carolina through H.4216. The South Carolina Department of Revenue states that the changes are effective for the 2026 tax year.
South Carolina Income Adjusted Deduction
The 2026 law creates a South Carolina Income Adjusted Deduction (SCIAD). The basic amounts are different depending on filing status.
| Filing Status | SCIAD Amount |
|---|---|
| Single / Married Filing Separately | $15,000 |
| Head of Household | $22,500 |
| Married Filing Jointly / Surviving Spouse | $30,000 |
The deduction can be reduced based on income under the new law. Therefore, a simple paycheck calculator should clearly identify its result as an estimate.
Federal Payroll Taxes in 2026
| Payroll Tax | Employee Rate | 2026 Limit |
|---|---|---|
| Social Security | 6.2% | $184,500 wage base |
| Medicare | 1.45% | No wage limit |
| Additional Medicare | 0.9% | Wages over $200,000 |
The IRS confirms that the 2026 employee Social Security rate is 6.2% with a $184,500 wage base. The Medicare rate is 1.45%, with no wage base limit. Employers must withhold an additional 0.9% Medicare tax on wages above $200,000.
South Carolina Paycheck Frequency
- Weekly: 52 paychecks per year
- Biweekly: 26 paychecks per year
- Semi-monthly: 24 paychecks per year
- Monthly: 12 paychecks per year
What Can Affect Your South Carolina Take-Home Pay?
- Federal income-tax withholding
- South Carolina income-tax withholding
- Federal filing status
- South Carolina withholding allowances
- Social Security
- Medicare
- Retirement contributions
- Health insurance premiums
- HSA contributions
- Other payroll deductions
South Carolina Paycheck Calculator FAQ
South Carolina Department of Revenue — 2026 Individual Income Tax information.
South Carolina Department of Revenue — 2026 Withholding Tax Tables and Formula.
Internal Revenue Service — 2026 Social Security and Medicare information.
This calculator is for informational and planning purposes only. It is not tax, legal or financial advice and is not an official government calculator. Actual paycheck amounts can differ because of withholding elections, deductions, credits, retirement contributions, insurance and employer payroll calculations.