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South Carolina Income Tax Calculator
Estimate your 2026 South Carolina state and federal income tax liability for W-2, self-employment, and investment income.
On $75,000 of W-2 income, a single filer in South Carolina owes about $10,327 in income tax for 2026 — $7,670 federal plus $2,657 to South Carolina — leaving roughly $64,673 before FICA payroll taxes.
Total tax liability
for 2026
Effective Rate
13.8%
Federal marginal
22.0%
Cap gains rate
15.0%
State rate
5.2%
2026 federal tables from IRS Rev. Proc. 2025-32; South Carolina rates from the state's revenue department and statutes (2026 rates; brackets, standard deduction and exemptions from the latest published state tables, 2025 where the state has not released 2026 figures). Reviewed by Junead Khan. Last updated .
How South Carolina taxes your income
Progressive — 1.99% to 5.21%
South Carolina income tax brackets (single and joint filers)
Rates apply to taxable income. The calculator above uses the schedule for your filing status, including head of household where the state has its own.
South Carolina allows a $15,000 income adjusted deduction ($30,000 for married couples filing jointly), which shrinks as income rises.
South Carolina income tax questions.
Yes. South Carolina has a progressive income tax with rates from 1.99% to 5.21%.
Rates range from 1.99% to 5.21% across 2 brackets, in addition to federal income tax. South Carolina allows a $15,000 income adjusted deduction ($30,000 for married couples filing jointly), which shrinks as income rises.
On $75,000 of W-2 income (single filer), an estimated $10,327 in total income tax — including about $2,657 to South Carolina, leaving roughly $64,673 after income tax (before FICA payroll taxes). Adjust income and filing status in the calculator above for your exact numbers.
About 13.77% combined federal and state income tax for a single filer, of which roughly 3.54% is South Carolina state tax. FICA payroll taxes (7.65% for most employees) come on top of that.
Estimates use 2026 federal and state tax rates, and each state's own brackets, standard deduction and personal exemptions for your filing status. Your actual liability varies with itemized deductions, dependents, other credits, local taxes, and other income.
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